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LT Current Flow Diagram No. 86 / 1
Edition 10.2003
2.5 l/66 kW Direct injection turbo-diesel, engine code APA
From September 2000
2.5 l/80 kW Direct injection turbo- diesel, engine code ANJ
From September 2000
2.5 l/61 kW Direct injection turbo-diesel, engine code BBE
From September 2000
2.5 l/70 kW Direct injection turbo-diesel, engine code BBF
From May 2001
2.5 l/80 kW Direct injection turbo- diesel, engine code AVR
From February 2003
For alternatives to relay locations and fuse assignment as well as multi-pin connector wiring see "Fitting locations" section.
B - Hazard warning light relay
W - Wiper motor relay
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LT Current Flow Diagram No. 86 / 2
Alternator, starter
A - Battery
B - Starter
C - Alternator
C1 - Voltage regulator
D - Ignition/starter switch
T1 - Single connector, in protective sleeve on battery box
T1a - Single connector, in protective sleeve on battery box
- Earth point, on gearbox
14
- Earth point, near gear box tunnel
29
- Connection (D+), in engine compartment wiring harness
D138
ws = white
sw = black
ro = red
br = brown
gn = green
bl = blue
gr = grey
li = purple
ge = yellow
or = orange
rs = pink
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LT Current Flow Diagram No. 86 / 3
Diesel direct injection system control unit, terminal 30 voltage
supply relay, intake manifold pressure and temperature sender
G71 - Intake manifold pressure sender
G72 - Intake manifold temperature sender
J246 - Magnetic coupling cut-out relay, air conditioning system
J248 - Diesel direct injection system control unit, near battery
J317 - Terminal 30 voltage supply relay, under driver's seat
S74 - Air mass meter fuse
S204 - Fuse -1- (30)
S282 - Engine electronics fuse
T121 - 121-pin connector, on diesel direct injection system control
unit
- Earth point, in battery box
11
- Earth connection, in diesel direct injection wiring harness
156
- Positive (+) connection (30), in engine compartment wiring
D50
harness
- Positive (+) connection (magnetic coupling), in engine
D81
compartment wiring harness
- Connection -1-, in engine compartment wiring harness
D101
ws = white
sw = black
- Connection -2-, in engine compartment wiring harness
D102
ro = red
br = brown - Connection -2-, in diesel direct injection system wiring
gn = green F26
bl = blue harness
gr = grey * - Connection only with air conditioner
li = purple
ge = yellow - Only models with immobilizer
or = orange
rs = pink
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LT Current Flow Diagram No. 86 / 4
Diesel direct injection system control unit, engine speed sender,
needle lift sender, air mass meter, pedal switch, brake light switch
F - Brake light switch
F36 - Clutch pedal switch
F47 - Cruise control system brake pedal switch (diesel direct
injection system), in footwell, front left
G28 - Engine speed sender, on engine, rear left
G70 - Air mass meter
G80 - Needle lift sender
J248 - Diesel direct injection system control unit, near battery
S5 - Fuse in fuse box/relay plate
T2 - 2-pin connector, on engine left
T3a - 3-pin connector, near engine speed sender
T5 - 5-pin connector
T121 - 121-pin connector, on diesel direct injection system control
unit
- Earth connection (sender earth), in engine wiring harness
200
- Connection -3-, in engine compartment wiring harness
D103
- Positive (+) connection (54), in rear wiring harness
W1
ws = white
sw = black
ro = red
br = brown
gn = green
bl = blue
gr = grey
li = purple
ge = yellow
or = orange
rs = pink
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LT Current Flow Diagram No. 86 / 5
Diesel direct injection system control unit, immobilizer control
unit, self-diagnosis connection, cruise control system switch
(CCS), exhaust gas recirculation, charge pressure control
E45 - Cruise control system switch*
E227 - Cruise control system (CCS) button (Set)*
J248 - Diesel direct injection system control unit, near battery
J362 - Immobilizer control unit
K117 - Immobilizer warning lamp
N18 - Exhaust gas recirculation valve
N75 - Charge pressure control solenoid valve
T6a - 6-pin connector
T12c - 12-pin connector
T14 - 14-pin connector, in footwell, front left, self-diagnosis
connection for V.A.G 1551
T22d - 22-pin connector, under dash panel, left
T121 - 121-pin connector, on diesel direct injection system control
unit
- Connection -3-, in engine compartment wiring harness
D103
- Connection -1-, in diagnosis wiring harness
H20
- Connection -2-, in diagnosis wiring harness
H21
ws = white
sw = black * - Only models with cruise control system
ro = red - Only models with immobilizer
br = brown
gn = green
bl = blue
gr = grey
li = purple
ge = yellow
or = orange
rs = pink
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Diesel direct injection system control unit, accelerator pedal
position sender, kick-down and idling switch, coolant temperature
sender, modulating piston movement, metering adjuster,
commencement of injection valve
F8 - Kick-down switch
F60 - Idling switch
G2 - Coolant temperature sender
G62 - Coolant temperature sender
G79 - Accelerator pedal position sender, in engine compartment, on
bulkhead, left
G81 - Fuel temperature sender
G149 - Modulating piston movement sender
J248 - Diesel direct injection system control unit, near battery
N108 - Commencement of injection valve
N146 - Metering adjuster
T10 - 10-pin connector, on engine left
T121 - 121-pin connector, on diesel direct injection system control
unit
- Connection -1-, in diesel direct injection system wiring
F25
harness
- Connection (screening), in diesel direct injection wiring
F27
harness
ws = white
sw = black
ro = red
br = brown
gn = green
bl = blue
gr = grey
li = purple
ge = yellow
or = orange
rs = pink
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Diesel direct injection system control unit, fuel shut-off valve,
continued circulation of coolant regulation breather valve, intake
manifold flap change-over valve, glow plugs - engine, relay for
glow plugs
F9 - Handbrake warning switch
H1 - Horn
J52 - Glow plug relay, near battery
J248 - Diesel direct injection system control unit, near battery
J404 - Terminal 15 relief relay, under driver's seat
N109 - Fuel shut-off valve
N239 - Intake manifold flap change-over valve
N246 - Continued circulation of coolant regulation breather valve
Q6 - Glow plugs - engine
S7 - Fuse in fuse box/relay plate
S39 - Strip fuse for glow plugs - engine, on relay for glow plugs
T2a - 2-pin connector, near coolant tank
T6 - 6-pin connector
T10 - 10-pin connector, on engine left
T121 - 121-pin connector, on engine control unit
- Earth point, below battery box
11
- Earth point, on bulkhead, left
28
ws = white
sw = black - Earth point, under driver's seat
34
ro = red
br = brown
gn = green - Connection (15a), in dash panel wiring harness
A20
bl = blue
gr = grey
li = purple - Connection (handbrake warning), in dash panel wiring
A115
ge = yellow harness
or = orange
rs = pink
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Dash panel insert, continued coolant circulation, oil pressure
switch, speedometer sender, coolant shortage indicator, fuel
gauge sender
F22 - Oil pressure switch
F95 - Thermo-switch for continued coolant circulation
G - Fuel gauge sender
G22 - Speedometer sender (on gearbox)
G32 - Coolant shortage indicator sender
J285 - Control unit with display in dash panel insert
K36 - Coolant shortage warning lamp
S82 - Continued circulation of coolant pump fuse, under driver's
seat
T2b - 2-pin connector, on engine left
T2c - 2-pin connector, on left under dash panel
T12a - 12-pin connector
T22 - 22-pin connector, under dash panel, left
V51 - Continued coolant circulation pump
- Earth point, on cylinder block
18
- Earth point, on bulkhead, left
28
- Earth point, under driver's seat
34
ws = white
sw = black - Earth connection -1-, in engine compartment wiring harness
ro = red 85
br = brown
gn = green
bl = blue
gr = grey
li = purple
ge = yellow
or = orange
rs = pink
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Dash panel insert, fuel gauge, coolant temperature gauge, oil
pressure warning, speedometer, ambient temperature indicator
G1 - Fuel gauge
G3 - Coolant temperature gauge
G17 - Ambient temperature sensor, in front bumper
G21 - Speedometer
G106 - Ambient temperature indicator**
J285 - Control unit with display in dash panel insert
K3 - Oil pressure warning lamp
K105 - Reserve fuel warning lamp
T12 - 12-pin connector
T12a - 12-pin connector
T12b - 12-pin connector
T22 - 22-pin connector, under dash panel, left
T22d - 22-pin connector, under dash panel, left
** - Only optional equipment with ambient temperature indicator
ws = white
sw = black
ro = red
br = brown
gn = green
bl = blue
gr = grey
li = purple
ge = yellow
or = orange
rs = pink
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LT Current Flow Diagram No. 86 / 10
Dash panel insert, rev. counter, alternator warning lamp, glow
period warning lamp
G5 - Rev. counter
J13 - Fresh air blower relay, under driver's seat
J285 - Control unit with display in dash panel insert
K2 - Alternator warning lamp
K14 - Handbrake warning lamp
K29 - Glow period warning lamp
T12 - 12-pin connector
T12a - 12-pin connector
T22 - 22-pin connector, under dash panel, left
Y - Analogue clock, (alternatively with rev. counter)
- Positive (+) connection (15), in dash panel wiring harness
A2
- Only models with immobilizer
ws = white
sw = black
ro = red
br = brown
gn = green
bl = blue
gr = grey
li = purple
ge = yellow
or = orange
rs = pink
