Connector Outside Fusebox Inside Fusebox Color
Connector Outside Fusebox Inside Fusebox Color
Connector
                                                                             Main Fusebox Battery
-30         30B, for fuel pump power                                                                     Red
                                                                             Power
-30B        30, for fuel pump power                                          Fuel Pump Relay Input        Red
                                                                                                          Red/Black or Red/Yellow
            Injector Power (1990+ 8v), Glow Plug Fuse (diesel), inlet        Fuel Pump/Glow Plug Relay
-Z1                                                                                                       (gas), Red/White (diesel
            manifold pre-heat (carb)                                         Output
                                                                                                          and carb)
-Z2         Battery Ground                                                   Main Fusebox Ground          Brown
A1          Front Wiring Harness, Left                                                                    Yellow
A1/01       Headlight, Left                                                  Headlight, Left, Fuse 1      Yellow/Black
A1/02       Turn Signal Light, Left Front                                    Turn Signal Switch           Black/White
A1/03       -                                                                Main Fusebox Ground          -
A1/04       Parking Light, Left Front                                        Parking Lights, Left, Fuse 8 Gray/Black
A1/05       Radiator Cooling Fan Thermoswitch                                Battery Power, Fuse 19       Red
                                                                             High Beam Headlight, Left,
A1/06       High Beam Headlight, Left                                                                     White/Black
                                                                             Fuse 11
                                                                             Main Fusebox Start/Run
A1/07       Horns, Radiator Cooling Fan After-Run Control Unit                                            Black/Yellow
                                                                             Power, Fuse 13
A1/08       Horns                                                            Horn Relay Output            Brown/Black
A2          Front Wiring Harness, Right                                                                   Yellow
A2/01       Alternator (Exciter Wire) (Mk2, others 1990 only)                Battery Light                Blue
                                                                             Parking Lights, Right, Fuse
A2/02       Parking Light, Right Front                                                                    Gray/Red
                                                                             7
A2/03       Headlight, Right                                                 Headlight, Right, Fuse 2     Yellow
A2/04       Turn Signal Light, Right Front                                   Turn Signal Switch           Black/Green
A2/05       Ground for Lights, Right Front                                   Main Fusebox Ground          Brown
A2/06       Alternator (W Terminal, Diesel only)                             Tachometer                   Red/Black (diesel only)
                                                                             High Beam Headlight,
A2/07       High Beam Headlight, Right                                                                    White
                                                                             Right, Fuse 12
A2/08       Fog Lights                                                       Fog Light Switch             White/Yellow
B           Headlight Washer Wiring Harness                                                               Green
                                                                             Headlight Washer Relay
B/01        To B/2 (Washer Pump Power)                                                                    Green/Red
                                                                             Power
                                                                             Washer Pump Power
B/02        To B/1                                                                                        Green/Red
                                                                             (front)/Ground (rear)
                                                                             Headlight Switch Low
B/03        To D/4 (Headlight power) or direct to Headlight Switch                                        White/Black
                                                                             Beam Power
B/04        To C/3 (Ground) or direct to Ground                              Headlight Washer Relay       Brown
                                                                             Headlight Washer Relay
B/05        To Y/2 (Battery Power)                                                                        Red
                                                                             Input
                                                                             Headlight Washer Relay
B/06        Headlight Washer Pump                                                                         Red
                                                                             Output
C           Engine Wiring Harness, Basic Accessories                                                      Yellow
C/01        Brake Fluid Level Switch                                         Brake Warning Light          Blue/Brown
                                                                             Wiper Switch Washer Pump
C/02        Washer Pump Power (front)/Ground (rear)                                                       Green/Red
                                                                             switch
C/03        From B/4                                                         Main Fusebox Ground          Brown
C/04        Radiator Cooling Fan After-Run Control Unit (Corrado)            Main Fusebox Ground          Brown
C/05        Low Coolant Level Sender                                         Main Fusebox Ground          Brown
                                                                             Low Coolant Level Control
C/06        Low Coolant Level Sender (1989 only)                                                          Blue/Red (1989 only)
                                                                             Unit
                                                                             Wiper Switch Washer Pump
C/07        Washer Pump Ground (front)/Power (rear)                                                       Brown/Blue
                                                                             switch
C/08        Low Coolant Level Sender (1990+)                                 Gauge Cluster                Blue/Red (1990+)
D           Miscellaneous Equipment                                                                       Green
D/01        -                                                                Alternator (Exciter Wire)    -
D/02        -                                                                Headlight, Left, Fuse 1      -
                                                                             Main Fusebox Run Power,
D/03        Heated Outside Mirrors (models with "always on" mirrors)                                      Yellow/Green
                                                                             Fuse 4
                                                                             Headlight Switch Low
D/04        To B/3                                                                                        White/Black
                                                                             Beam Output
                                                                             Main Fusebox Run Power,
D/05        Glove Compartment Light, Power Sunroof Switch                                                 Black/Red
                                                                             Fuse 4
D/06        -                                                                Tachometer                   -
D/07        ABS Hydraulic Pump Relay                                         Main Fusebox Run Power Black/Yellow
            Auto. Trans. Shift Lock Control Module, Interlock Relay,         Main Fusebox Start/Run
D/08                                                                                                      Black
            Malfunction Indicator Switch, E/2 (cluster power for A3)         Power
                                                                             Main Fusebox Start/Run
D/09        Heated Washer Nozzles, Heated Seats, Power Window Relay                                       Black
                                                                             Power, Fuse 14
                                                                             Seatbelt Warning Light
D/10        Seatbelt Warning Light                                                                        White/Violet or Green
                                                                             from Relay
D/11        Cruise Control Switch (manual transmission only), Power Mirror   Main Fusebox Start/Run       Black
        Switch, E/2 (Cluster Power, 1991+ Corrado, Passat, all other
                                                                            Power, Fuse 14
        models)
        Cigarette Lighter, Auto. Trans. Console Light, Heated Seat Switch
D/12                                                                        Dash Lights                  Gray/Blue
        Light, Aux. Heater (EuroVan), Power Top Switch (Cabrio)
E       Instrument Wiring Harness                                                                        Green
E/01    -                                                                   Brake Warning Light          -
        D/11 or D/8 (Start/Run Power for cluster, 1991+ Corrado, Passat,
E/02                                                                        U2/1                         Black
        all other models), Immobilizer Module
E/03    Brake Light Switch                                                  Brake Lights                 Red/Black
                                                                            Main Fusebox Battery
E/04    Brake Light Switch                                                                               Red/Yellow
                                                                            Power, Fuse 20
        Fresh Air Control Lever Light, Cassette Storage Light, Ashtray
E/05    Light, Glove Compartment Light (some models), Radio (some           Main Fusebox Ground          Brown
        models), Diagnostic Connector (some models)
F       Engine Compartment/Management, Right Side                                                        White
        Starter, or Starting Interlock Relay, or Clutch Position Switch, or Main Fusebox Starter
F/01                                                                                                     Red/Black
        Auto. Trans. Controller                                             Power
F/02    -                                                                   G1/1                         -
F/03    Alternator Exciter Wire (all cars 1991+ except Mk2)                 Battery Light                Blue
        Engine Block, or Fuel Pump After-Run Relay (G60), or Ground for
F/04                                                                        Main Fusebox Ground          Brown
        brake pad wear sensors
                                                                                                         Red/Black (CIS-),
                                                                           Main Fusebox Starter          Brown/Red (1989) or
F/05    Digifant ECU Pin 1, Thermotime Switch (CIS-E)
                                                                           Power                         Red/Green (1990+)
                                                                                                         (Digifant)
                                                                           Main Fusebox Start/Run
F/06    Back-Up Light Switch, Auto. Trans. PNP Switch                                                    Black/Red
                                                                           Power, Fuse 14
F/07    Back-Up Light Switch, Auto. Trans. PNP Switch                      Back-Up Lights                Black/Blue
F/08    Crankcase Ventilation Heating Element (G60)                        Main Fusebox Ground           Brown
F/09    Auto. Trans. Control Module                                        Tachometer Signal             Red/Black
F/10    -                                                                  (no pin)                      -
G1      Engine Compartment/Management, Right Side                                                        White
G1/01   -                                                                    F/2                         -
G1/02   Outside Air Temp Sender Ground                                       Gauge Cluster (MFA)         Brown/White
        ECU- Fuel Pump Relay Turn-On (gas), Engine Temp Sender (Pre-                                     Red/Yellow (gas),
G1/03                                                                        Fuel Pump Relay Power
        heat, diesel), thermoswitch for preheat (carb)                                                   Blue/White (diesel)
        Ignition Coil Pin 15 (Digifant and CIS-E), Motronic ECU Pin 14 and                               Black (gas), Red/Black
                                                                             Main Fusebox Start/Run
G1/04   coil power stage Pin 1(Motronic), Altitude Correction and Fuel                                   and Black/Red (diesel),
                                                                             Power
        Cut-Off Valves (diesel)                                                                          Violet/White (carb)
                                                                             Ground (for
G1/05   Ground on Cylinder Head                                                                          Brown/White
                                                                             gauges/warning lights)
G1/06   Motronic ECU Pin 34, Vehicle Speed Sensor                            Main Fusebox Ground         Brown/Red
                                                                             Overrun Cutoff Relay, ECU   Brown/White (Carb only)
G1/07   Overrun Cutoff Valve, G60 Difigant ECU Power
                                                                             Relay                       or Black/White (G60 only)
                                                                             Fuel Pump Relay Output,
G1/08   Heated Oxygen Sensor Power                                                                       Red/White
                                                                             Fuse 18
G1/09   MIL Lamp from ECU (TDI)                                              Gauge Cluster MIL Light     Yellow/White
        Digifant/Digijet ECU Power, Injector Power (1989 only), ISV
G1/10                                                                        Digifant ECU Relay Output   Black/Yellow
        Power (G60 only)
G1/11   Vehicle Speed Sensor                                                 Gauge Cluster               White/Blue
        Ignition Coil Pin 1 (all Mk2, most others '90 only), ECU tach signal                             Red/Black (coil) or
G1/12                                                                        Tachometer
        (all 91+ except Mk2)                                                                             Green/Black (ECU)
G2      Engine Compartment/Management, Right Side                                                        White
G2/01   Oil Temperature Sender                                               Gauge Cluster (MFA)         Green/Black
G2/02   Outside Air Temp Sender                                              Gauge Cluster (MFA)         White/Red
G2/03   Coolant Temperature Sending Unit                                     Coolant Gauge               Yellow/Red
        Knock Control Unit, Oxygen Control Unit, and Throttle Switches
        (CIS-E), automatic choke and overrun cutoff valve (carb), Heated Main Fusebox Start/Run          White (carb), Black (all
G2/04
        O2 Sensor (Digijet), Fuel Pump After-Run Control Unit and            Power, Fuse 15              others)
        Crankcase Ventilation Heater (G60)
G2/05   MIL Light from Motronic ECU (Passat VR6)                             Glow Plug Relay Pin 9       Yellow/White
G2/06   -                                                                    Fuel Pump Relay Pin 5       -
G2/07   Door Switches (Cabrio A3.5)                                          Fuel Pump Relay Pin 7, T1   Brown/White
        Secondary Air Injection Pump Power, EVAP Canister Valve Power
G2/08                                                                        Fuel Pump Relay Output      Red/Blue
        (VR6)
G2/09   VR6/ABA Motronic ECU (Fuel Pump Input)                               Fuel Pump Relay Input       Red
G2/10   High Oil Pressure Switch                                             Oil Pressure Warning Unit   Yellow
G2/11   Low Oil Pressure Switch                                              Oil Pressure Warning Unit   Blue/Black
G2/12   -                                                                    (no pin)                    -
H1      Steering Column Wiring Harness                                                                   Red
                                                                             Main Fusebox Starter
H1/01   Ignition Switch Starter Run, or from Starter Interlock Relay                                     Red/Black
                                                                             Power
H1/02   Ignition Switch Battery Power                                        Battery Power               Red
                                                                         Load Reduction Relay
H1/03   Ignition Switch Run Power                                                                   Black/Yellow
                                                                         Power
                                                                         Main Fusebox Start/Run
H1/04   Ignition Switch Start/Run Power                                                             Black
                                                                         Power
                                                                         Main Fusebox Start/Run
H1/05   Emergency Flasher Switch (Turn Signal power)                                                Black/Blue
                                                                         Power, Fuse 17
H1/06   Horn Button, Emergency Flasher Switch, Turn Signal Switch        Main Fusebox Ground        Brown
        Ignition Switch Key-in Power for Seatbelt Relay, Automatic       Seatbelt Warning Relay Pin
H1/07                                                                                               Brown/Red
        Shoulder Belt Control Module, Radio                              5
                                                                         Washer Pump Power
H1/08   Wiper Switch Washer Pump switch                                                             Green/Red
                                                                         (front)/Ground (rear)
                                                                         Washer Pump Ground
H1/09   Wiper Switch Washer Pump switch                                                             Green/White
                                                                         (front)/Power (rear)
H1/10   Ignition Switch Power When Off                                   H2/05                      Green
H2      Steering Column Wiring Harness                                                              Red
H2/01   Horn Button                                                      Horn Relay Power           Brown/Blue
H2/02   From Parking Light Switch, Right                                 Parking Lights, Right      Green/Red
H2/03   From Parking Light Switch, Left                                  Parking Lights, Left       Green/Black
H2/04   Emergency Flasher Switch, Turn Signal Switch (right output)      Turn Signal Lights, Right Black/Green
H2/05   Power To Parking Light Switch                                    H1/10                      Green
H2/06   Emergency Flasher Switch, Turn Signal Switch (left output)       Turn Signal Lights, Left   Black/White
H2/07   -                                                                (no pin)                   -
H2/08   Emergency Flasher Switch, Turn Signal Switch Input               Flasher Relay Output       Black/White/Green
J       Steering Column Wiring Harness                                                              Red
        High Beam Headlight Switch, Daytime Running Lights Relay (Golf
J/01                                                                      Low Beam Headlight Fuses White
        only)
                                                                          Headlight Switch Low
J/02    High Beam Headlight Switch                                                                     White/Black
                                                                          Beam Output
        High Beam Headlight Switch, Daytime Running Lights Resistance
J/03                                                                      High Beam Headlight Fuses Yellow
        (Jetta only), Dim Driving Lights (pin 56D with resistor, UK only)
                                                                          Main Fusebox Battery
J/04    High Beam Headlight Switch, Emergency Flasher Switch                                           Red/Yellow
                                                                          Power
        Wiper Switch Low/Park Output (positive when low/moving,           Washer/Wiper Relay
J/05                                                                                                   Green
        ground when parked/off)                                           (low/park input)
J/06    Wiper Switch Intermittent Output                                  Washer/Wiper Relay           Brown/Black
                                                                          Main Fusebox Run Power,
J/07    Wiper Switch                                                                                   Black/Gray
                                                                          Fuse 5
J/08    Emergency Flasher Switch (Flasher Relay Power)                    Flasher Relay Power/Input White/Yellow
                                                                          Windshield Wiper Motor
                                                                          Park Switch (positive when
J/09    Wiper Switch                                                                                   Green/Black
                                                                          moving, grounded when
                                                                          parked)
                                                                          Windshield Wiper Motor
J/10    Wiper Switch High Output                                                                       Green/Yellow
                                                                          (High)
K       Rear Wiring Harness                                                                            Black
                                                                          Turn Signal Switch (left
K/01    Turn Signal, Left Rear                                                                         Black/White
                                                                          output)
                                                                          Parking Lights, Right, Fuse
K/02    Parking Light, Right Rear                                                                      Gray/Red
                                                                          7
K/03    Parking Light, Left Rear                                          Parking Lights, Left, Fuse 8 Gray/Black
K/04    Brake Lights                                                      Brake Light Switch           Black/Red
K/05    License Plate Lights                                              Plate Lights, Fuse 3         Gray/Green
                                                                          Main Fusebox Run Power,
K/06    Rear Window Wiper Park Switch                                                                  Black/Yellow
                                                                          Fuse 4
                                                                          Turn Signal Switch (right
K/07    Turn Signal, Right Rear                                                                        Black/Green
                                                                          output)
        Back-Up Lights, Automatic Belt Control Module, Right
K/08                                                                      Back-Up Light Switch         Black
        (Corrado/Passat)
K/09    Rear Window Wiper Motor                                           Rear Window Wiper Relay Green/Black
K/10    Rear Fog Light                                                    Fog Light Switch             Green/White
        Fuel Gauge Ground (1990-92 A2 only), Rear Spoiler Control Unit
        Ground (Corrado), Rear Ashtray Light Ground (Passat, A3),                                      Brown/Blue (A2),
K/11                                                                      Main Fusebox Ground
        Interior Lights (A3), Sunroof (some models), Rear Ashtray Light,                               Brown/White (Corrado)
        Chassis Ground
        Rear Window Defogger, Heated Mirrors (models with switched        Rear Window Defogger
K/12                                                                                                   White
        mirror heating)                                                   Switch
L       Interior Wiring Harness                                                                        Black
        Parking Brake Switch, Interior Lights (some models), Diagnostic
L/01                                                                      Main Fusebox Ground          Brown
        Connector (some models)
        Driver's Door Switch, Seatbelt Switch (models without Automatic Seatbelt Warning Relay Pin Gray/Red, Black/White
L/02
        Belts)                                                            3/86 (Door Open)             (Automatic Belts)
L/03    Automatic Shoulder Belt System B Pillar Switch (Corrado/Passat), Seatbelt Warning Relay Pin Gray/Black
        or Parking Lights (models with Parking Light Buzzer)              7/GB (Passenger Belt Not
                                                                        Ready), Pin 7/58 (Parking
                                                                        Light Buzzer)
                                                                                                   Black/Green,
       Seatbelt Switch, Starter Interlock Relay, Driver Side B Pillar   Seatbelt Warning Relay Pin
L/04                                                                                               Brown/Yellow and/or
       Magnetic Switch (Automatic Belts/Driver Belt Not Buckled)        2/GF
                                                                                                   Brown/Blue, or Gray/Red
                                                                        Main Fusebox Battery
L/05   Luggage Compartment Light                                                                   Red
                                                                        Power, Fuse 21
L/06   Parking Brake Switch                                             Brake Warning Light        Brown/Yellow
       Interior Lights, Diagnostic Connector, Central Locking, Power    Main Fusebox Battery
L/07                                                                                               Red
       Sunroof Motor (1993+)                                            Power, Fuse 21
L/08   -                                                                (no pin)                   -
M      Fuel Tank Wiring Harness                                                                    Black
M/01   Fuel Pumps Ground                                                Main Fusebox Ground        Brown
                                                                        Fuel Pump Relay Output,
M/02   Fuel Pumps Power                                                                            Red/Yellow
                                                                        Fuse 18
M/03   Fuel Gauge Sending Unit                                          Fuel Gauge                 Violet/Black
                                                                        Glow Plug Relay Pin 9,
M/04   Water Separator Sender (diesel)                                                             Blue/Green
                                                                        Glow Plug Light
       Water Separator Power (diesel), Cassette Storage Light (some                                Black, Black/Yellow
                                                                        Main Fusebox Start/Run
M/05   models), Rear Spoiler Control Unit (Corrado), Power Sunroof                                 (diesel), Black/Blue
                                                                        Power, Fuse 16
       Switch (1993+)                                                                              (Corrado)
                                                                        Ground (for
M/06   Fuel Gauge Sending Unit (1989 A2, All Other Models)                                         Brown/Blue
                                                                        gauges/warning lights)
N      Air Conditioning Wiring Harness                                                             Green
                                                                        A/C Relay High Speed Fan
N/01   Fresh Air Fan, Climatronic Unit                                                             Black
                                                                        Output
                                                                        A/C Relay Cooling Fan “On"
N/02   Radiator Cooling Fan Low Speed                                                              Red/White
                                                                        Output
N/03   Main Heater Fuse, From Battery                                   A/C Relay Pin 4            Red
                                                                        A/C Relay Compressor
N/04   A/C compressor (via thermostat and pressure switches)                                       Green/Yellow
                                                                        Output
N/05   A/C Switch                                                       A/C Relay A/C "On" Switch Red/Black
                                                                        A/C Relay High Speed Fan
N/06   Fan Speed 4, Climatronic Unit                                                               Yellow/Red
                                                                        Input
P      Defrost/Fog Light Switch Wiring Harness                                                     Blue
P/01   Fog Light Switch Front Fog Lights Power                          Front Fog Lights           White/Yellow
       Rear Window Defogger Switch, Heated Mirrors (1989-early 1990 Main Fusebox Run Power, Black/Yellow, Black (1989
P/02
       only)                                                            Fuse 9                     only)
       Rear Window Defogger Switch, Heated Mirrors (1982+ Corrado,
P/03                                                                    Rear Window Defogger       White/Green
       Passat)
P/04   Fog Light Switch Power                                           Fog Light Relay, Fuse 10   Gray/Yellow
P/05   Rear Window Defogger Switch Light and Indicator Light            Main Fusebox Ground        Brown
P/06   Fog Light Switch Rear Fog Light Power                            Rear Fog Light             Green/White
P/07   Rear Window Defogger Switch Light                                Dash Lights                Gray/Blue
P/08   Fog Light Switch Light and Rear Indicator Light                  Main Fusebox Ground        Brown
P/09   Fog Light Switch Light                                           Dash Lights                Gray/Blue
P/10   -                                                                (no pin)                   -
Q      Dashboard Misc. Wiring Harness                                                              Blue
       Cigarette Lighter, Ashtray Light, Diagonostic Connector, Luggage
       Compartment Release Switch, Door Lock/Unlock Switch (A3), AC
Q/01   Switch (some models), Interior Fan (some models), Fresh Air      Main Fusebox Ground        Brown
       Control Panel Light (some models), Glove Compartment Light
       (some models)
                                                                        Main Fusebox Run Power,
Q/02   Fresh Air Fan/AC Switch or Climatronic Unit                                                 Black/Red
                                                                        Fuse 6
                                                                        Main Fusebox Battery
Q/03   Cigarette Lighter, Radio, Amplified Speaker Power                                           Red/Gray
                                                                        Power, Fuse 22
       Cassette Storage Light (some models), Glove Compartment Light
                                                                        Main Fusebox Start/Run
Q/04   (some models), Climatronic Unit, Voltmeter and Oil Pressure                                 Black/Yellow
                                                                        Power, Fuse 16
       Gauge (Corrado)
                                                                        Main Fusebox Battery
Q/05   Power Antenna Power                                                                         Red
                                                                        Power, Fuse 21
       Radio, Cigarette Lighter/Ashtray Light, Climate Control Unit,
Q/06   Cassette Storage Light (some models), Accessory Gauges           Dash Lights                Gray/Blue
       (Corrado)
R      Light Switch Wiring Harness                                                                 Blue
R/01   Fog Light Switch Rear Fog Light Power                            U1/13                      Gray/White
R/02   Headlight Switch Parking Lights (Left) Output                    Parking Light Fuse (Left)  Gray/Black
R/03   Headlight Switch Dash Light Dimmer Input                         Dash Lights, Fuse 3        Gray
R/04   Headlight Switch Dash Light Dimmer Output                        Dash Lights                Gray/Blue
                                                                        Main Fusebox Battery
R/05   Headlight Switch Parking Lights Power                                                       Red
                                                                        Power
R/06   Headlight Switch Parking Lights (Right) Output                   Parking Light Fuse (Right) Gray/Red
                                                                          Dash Light Dimmer/Plate
R/07    Headlight Switch Parking Lights Output                                                           Gray/Green
                                                                          Light Fuse
        Headlight Switch (Light), Defroster Switch (models with combined
R/08                                                                        Main Fusebox Ground          Brown
        head/fog light switch)
R/09    Headlight Switch Low Beam Output                                    Headlight Fuses              White/Black
                                                                            Load Reduction Relay
R/10    Headlight Switch Run Power                                                                       Black/Yellow
                                                                            Power
S       Wiper Motor Wiring Harness                                                                       White
                                                                            Main Fusebox Run Power,
S/01    Windshield Wiper Motor Power To Park Switch                                                      Black/Gray
                                                                            Fuse 5
                                                                            Washer/Wiper Relay (high
S/02    Windshield Wiper Motor                                                                           Green
                                                                            output)
S/03    Windshield Wiper Motor                                              Main Fusebox Ground          Brown
        Windshield Wiper Motor Park Switch (positive when moving,
S/04                                                                        Wiper Switch                 Green/Black
        ground when parked)
S/05    Windshield Wiper Motor (High)                                       Wiper Switch High Output     Green/Yellow
T       Engine Management, Europe Wiring Harness                                                         Green
T1      -                                                                   Fuel Pump Relay Pin 7        -
T2      -                                                                   Tachometer                   -
U1      Instrument Cluster Wiring Harness                                                                Blue
U1/01   Gauge Cluster (MFA)                                                 Oil Temperature Sender       Black/White
U1/02   Gauge Cluster (MFA)                                                 Outside Air Temp Sender      Violet
U1/03   Gauge Cluster (Oil Pressure Warning Unit)                           High Oil Pressure Switch     Yellow
        Gauge Cluster (warning lights/gauges) (1990 Corrado and Passat, Main Fusebox Start/Run
U1/04                                                                                                    Black
        all A2)                                                             Power, Fuse 16
U1/05   Gauge Cluster (Oil Pressure Warning Unit)                           Low Oil Pressure Switch      Red/White
U1/06   Gauge Cluster Tachometer                                            Ignition Coil Pin 1          Green
                                                                            Outside Air Temp Sender
U1/07   Gauge Cluster (MFA)                                                                              Blue/White
                                                                            Ground
        Gauge Cluster Glow Plug Light (diesel only), MIL Light (Passat                                   Green/White (diesel),
U1/08                                                                       Glow Plug Relay Pin 9
        VR6)                                                                                             Yellow/White
U1/09   Gauge Cluster MIL Lamp (TDI)                                        TDI/Motronic ECU             White
U1/10   Gauge Cluster (main ground)                                         Main Fusebox Ground          Brown
U1/11   Gauge Cluster Speedometer                                           Vehicle Speed Sensor         White
U1/12   Gauge Cluster Fuel Gauge                                            Fuel Gauge Sending Unit      Blue
                                                                            Rear Fog Light Switch
U1/13   Gauge Cluster Rear Fog Light Indicator (Transporter- Europe)                                     White
                                                                            (R/1)
U1/14   Gauge Cluster                                                       Dash Lights                  Gray
U2      Instrument Cluster Wiring Harness                                                                Blue
        Gauge Cluster (lights/gauges) (1991+ Corrado, Passat, all other
U2/01                                                                       E/2                          Black
        models)
U2/02   Gauge Cluster                                                       Speed Sensor                 Violet
                                                                            Seatbelt Warning Light
U2/03   Gauge Cluster (Corrado/A3)                                                                       Yellow
                                                                            from Relay
U2/04   Gauge Cluster (MFA)                                                 MFA Switch (Mode)            Black
U2/05   Gauge Cluster (1990+)                                               Low Coolant Level Sender     Violet (1990+)
U2/06   Gauge Cluster Turn signal light                                     Flasher Relay Output         Green
                                                                            High Beam Headlight, Left,
U2/07   Gauge Cluster High Beam Light                                                                    Blue/White
                                                                            Fuse 11
U2/08   Gauge Cluster (MFA)                                                 MFA Switch (Memory 1/2)      Green/White
                                                                            Coolant Temperature
U2/09   Gauge Cluster Coolant Gauge                                                                      Yellow/Red
                                                                            Sending Unit
U2/10   Gauge Cluster Brake Warning Light (A3)                              Brake Warning Light          Brown
                                                                            Main Fusebox Battery
U2/11   Gauge Cluster (clock and MFA)                                                                    Red
                                                                            Power, Fuse 21
U2/12   Gauge Cluster Battery Light                                         Alternator (Exciter Wire)    Blue
                                                                            Ground (for
U2/13   Gauge Cluster (Ground for gauges/MFA)                                                            Brown/White
                                                                            gauges/warning lights)
U2/14   Gauge Cluster (MFA)                                                 MFA Switch (Reset)           Gray
V       MFA Switch Wiring Harness                                                                        Green
V/01    MFA Switch (Memory ½)                                               Gauge Cluster (MFA)          Red/White
                                                                            Ground (for
V/02    MFA Switch (Ground)                                                                              Brown/White
                                                                            gauges/warning lights)
V/03    MFA Switch (Mode)                                                   Gauge Cluster (MFA)          Blue/Yellow
V/04    MFA Switch (Reset)                                                  Gauge Cluster (MFA)          Yellow/Red
W       ABS Wiring Harness                                                                               Green
        Motronic ECU Pin 2, Cruise Control Unit, Rear Spoiler Control Unit,
W/01                                                                        Speed Sensor                 White/Yellow
        Radio, Climatronic Unit, Radio Buzzer
W/02    ABS Control Unit, Diagnostic Connector                              ABS Warning Light            Gray/Black
W/03    -                                                                   Main Fusebox Run Power       -
        ABS Control Unit, Auto. Trans. Shift Lock Control Module, Cruise
W/04                                                                        Brake Lights                 Black/Red
        Control Unit
W/05    ABS Pressure Switches                                               Warning Lights               Brown/White
W/06   ABS Brake Fluid Level Switch and Control Unit                  Warning Lights            White/Blue
X      Extra Warning Lights Wiring Harness                                                      Green
                                                                      Main Fusebox Starter
X/01   Warning Lights                                                                           Red/Black
                                                                      Power
X/02   Ground for warning lights                                      Main Fusebox Ground       Brown
X/03   Brake Warning Light, ABS light (A3), Power Top Module (Cabrio) Brake Warning Light       Gray or White/Red (A3)
                                                                      Main Fusebox Start/Run
X/04   Start/Run Power for warning lights, Power Top Module (Cabrio)                            Black
                                                                      Power, Fuse 16
                                                                      ABS Brake Fluid Level
X/05   ABS Warning Lights                                                                       White/Blue
                                                                      Switch and Control Unit
X/06   Trailer Towing Light                                           Flasher Relay             -
X/07   ABS Warning Lights                                             ABS Pressure Switches     Brown/White
                                                                      ABS Control Unit,
X/08   ABS Warning Light                                                                        Yellow/Red
                                                                      Diagnostic Connector
Y      Individual Circuits, Battery Power                                                       Red
                                                                      Main Fusebox Battery
Y/01   Power Seat Fuse, Automatic Shoulder Belt Control Module                                  Red
                                                                      Power
                                                                      Main Fusebox Battery
Y/02   Starting Interlock Relay, Power Window Fuse                                              Red
                                                                      Power
                                                                      Main Fusebox Battery
Y/03   Battery Positive                                                                         Red
                                                                      Power
                                                                      Main Fusebox Battery
Y/04   Motronic ECU Pin 19, Fuel Pump After-Run Control Unit (G60)                              Red
                                                                      Power
Relays:
Num. Relay Arrangement and Pinout (with control number stamped on relay)
1    A/C Relay (13 or 140)
1    A/C Switch
2    Radiator Cooling Fan
3    Fan Switch High Speed
4    Battery, Fuse 23
5    A/C Clutch (via pressure and temperature switches)
6    Main Fusebox Battery Power, Fuse 19
7    Main Fusebox Ground
8    Fresh Air Fan
2    Rear Wiper Relay (72)
1    Main Fusebox Ground
2    Main Fusebox Run Power, Fuse 4
3    Rear Wiper Motor
4    Wipe/Wash Signal from Switch
3    Digifant Control Unit (30 or 32), Motronic OBD1 Control Unit (109)
1    Main Fusebox Ground
2    Tachometer
3    Main Fusebox Start/Run Power
4    Main Fusebox Battery Power
5    To ECU (relay turn-on) (1990 G60, ABA/VR6 OBD1 only)
6    To ECU and Engine Electronics
4    Load Reduction Relay (18)
1    From Ignition Switch Run Power
2    To Main Fuse Box Run Power
3    Main Fusebox Battery Power
4    Main Fusebox Ground
5    Low Coolant Level Control Unit (43)
1    Main Fusebox Start/Run Power
2    Low Coolant Level Sensor
3    Coolant Temperature Sensor, Gauge
4    Main Fusebox Ground
6    Flashers (21)
1    Main Fusebox Ground
2    Flasher Output
3    Flasher Input/Power
4    X/6 (Trailer Light)
7    Headlight Washer (33)
1    Main Fusebox Ground (B/4 to C/3 to Ground)
2    Headlight Washer Pump
3    Headlight Switch Pin 56 (headlights) (B3 to D4 to light power)
4    Main Fusebox Battery Power (B/5 to Y/2)
5    Windshield Washer Pump (B/1 to B/2 to washer pump power)
8    Wash/Wipe/Intermittent Relay (19 for standard relay, 99 for variable intermittent module)
1    Main Fusebox Ground
2    Intermittent Switch
3    Main Fusebox Run Power, Fuse 5
4    Park/Low Signal (ground when parked, positive when on low speed)
5    Wiper Motor Low Speed Output
6    Wash Switch (positive for front wash)
9    Seat Belt Warning Control Unit (4 or 29)
1    Main Fusebox Ground
2    Seat Belt Switch
3    Door Switch
4    Seatbelt Light
5    "Key In" Power from Ignition Switch
6    Main Fusebox Start/Run Power
7    Automatic Shoulder Belt Controller
9    Radio/Lights Buzzer (36)
1    Main Fusebox Ground (not used)
2    A1/4 (Left Parking Lights)
3    Vehicle Speed Sensor
4    Seatbelt Light (not used)
5    "Key In" Power from Ignition Switch
6    Main Fusebox Start/Run Power (not used)
7    A2/2 (Right Parking Lights)
     Fog Light Relay (110 for fog lights with low beam headlights only, 53 for parking
10
     light/high beam fog lights)
1    Parking Light Power
2    Headlight Switch Headlight Power (Low/High)
3    Fog Light Switch Power, Fuse 10
4    Main Fusebox Battery Power
5    Main Fusebox Ground
6    Low Beam Headlight Power
11   Horn (53)
1    Main Fusebox Start/Run Power
2    To Horns
3    Main Fusebox Ground
4    From Horn Button
12   Fuel Pump Relay (80, 67 or 167)
1     Main Fusebox Starter Power (not used)
2     Main Fusebox Start/Run Power
3     To ECU (Fuel Pump Turn-On)
4     To Fuse 18, Fuel Pump, Oxygen Sensor Heater
5     G2/6 (not used)
6     Main Fusebox Battery Power From 30B
7     G2/7, T1 (not used)
8     Main Fusebox Ground (not used)
9     M/4, U1/8, G2/5 (not used)
12    Glow Plug Relay (102 or 104)
1     Main Fusebox Starter Power
2     Main Fusebox Start/Run Power
3     Engine Temp Sender (preheat)
4     Glow Plugs (Z1)To Fuse 18 (not used)
5     G2/6 (not used)
6     Main Fusebox Battery Power From 30B
7     G2/7, T1 (not used)
8     Main Fusebox Ground
9     Water Separator, Glow Plug Light
Fuses:
Num. Standard Fuse Arrangement                                    Power                      Rating
                                                                  Dimmer/Flasher Switch
1    Low Beam Headlight, Left                                     pin 56b (Low Beam          10A
                                                                  Headlights)
                                                                  Dimmer/Flasher Switch
2    Low Beam Headlight, Right                                    pin 56b (Low Beam          10A
                                                                  Headlights)
                                                                  Headlight pin 58 (Park.
3    License Plate, Dash Lights                                                              10A
                                                                  Lights)
     Rear Window Wiper, Glove Compartment Light (some             Main Fusebox Run
4                                                                                            15A
     models)                                                      Power
                                                                  Main Fusebox Run
5    Windshield wiper/washer system                                                          15A
                                                                  Power
                                                                  Main Fusebox Start/Run
6    Fresh Air Fan, A/C                                                                      20A
                                                                  Power
                                                                  Headlight pin 58R (Park.
7    Right Parking Lights                                                                    10A
                                                                  Lights)
                                                                  Headlight pin 58L (Park.
8    Left Parking Lights                                                                     10A
                                                                  Lights)
                                                                  Main Fusebox Run
9    Rear window defogger                                                                    20A
                                                                  Power
10   Fog lights                                                   Fog Light Relay Output     15A
                                                                  Dimmer/Flasher Switch
11   High Beam headlight, Left                                    pin 56a (High Beam         10A
                                                                  Headlights)
                                                                  Dimmer/Flasher Switch
12   High Beam Headlight, Right                                   pin 56a (High Beam         10A
                                                                  Headlights)
                                                                  Main Fusebox Start/Run
13   Horns                                                                                   10A
                                                                  Power
                                                                  Main Fusebox Start/Run
14   Back-Up Lights                                                                          10A
                                                                  Power
15   Knock Control Unit, Oxygen Control Unit, and Throttle        Main Fusebox Start/Run     10A
     Switches (CIS-E), automatic choke and overrun cutoff valve   Power
     (carb), Heated O2 Sensor (Digijet), Fuel Pump After-Run
     Control Unit and Crankcase Ventilation Heater (G60)
     Warning Lights, Voltmeter and Oil Pressure Gauges and Rear Main Fusebox Start/Run
16                                                                                       10A
     Spoiler Power (Corrado)                                    Power
                                                                Main Fusebox Start/Run
17   Turn Signals                                                                        10A
                                                                Power
18   Fuel Pump, Heated O2 Sensor                                Fuel Pump Relay Output   20A
                                                                Main Fusebox Battery
19   A/C Relay, Radiator Cooling Fan After-Run                                           30A
                                                                Power
                                                                Main Fusebox Battery
20   Brake lights                                                                        10A
                                                                Power
     Luggage Compartment Light, Diagnostic Connector, Interior Main Fusebox Battery
21                                                                                       15A
     Light, Instrument Cluster (MFA and Clock memory)           Power
                                                                Main Fusebox Battery
22   Radio, Diagnostic Connector                                                         10A
                                                                Power