Troubleshooting-data
Model: Transporter 1,9 TDI (PDI) Motor: AXB / Bosch EDC 16 U Unit injector
Component: From: To: Condition: Value Measured:
Pic.
. . . Connector seen from wire side .
Battery (earth) 2 Batt. - Ignition on 0V
Battery (earth) 4 Batt. - Ignition on 0V
Battery (earth) 1 Batt. - Ignition on 0V
Accelerator pedal sensor 84 Batt. - Ignition on 5V
Accelerator pedal sensor 17 Batt. - Ignition on 0V
Accelerator pedal sensor 39 Batt. - Ignition on 0V
Accelerator pedal sensor 83 Batt. - Ignition on, accelerator 0,3 - 0,5 V
released
Accelerator pedal sensor 59 Batt. - Ignition on, accelerator 5V
released
Accelerator pedal sensor 61 Batt. - Ignition on, accelerator 0V
released
Accelerator pedal sensor 59 Batt. - Ignition on, accelerator fully 0V
depressed
Accelerator pedal sensor 61 Batt. - Ignition on, accelerator fully 2,8 V
depressed
Accelerator pedal sensor 83 Batt. - Ignition on, accelerator fully 3 - 4,5 V
depressed
Boost pressure valve A29 Batt. - Ignition on 11 - 14 V
Boost pressure valve A29 Batt. - During acceleration 1057
Brake pedal switch 65 Batt. - Ignition on, pedal activated 0-1V
Brake pedal switch 87 Batt. - Ignition on, brake pedal 0V
released
Brake pedal switch 65 Batt. - Ignition on, brake pedal 11 - 14 V
released
Brake pedal switch 87 Batt. - Ignition off, brake pedal 11 - 14 V
activated
Camshaft hall sensor A12 Batt. - Ignition on 0V
Camshaft hall sensor A27 Batt. - Ignition on 4,8 - 5,2 V
Camshaft hall sensor A28 Bat. - Starter rpm 1009
CAN communication 89 Batt. - Ignition on 1087
CAN communication 66 Batt. - Ignition on 1088
CAN communication 66 89 Ignition off 55 - 65 ohm
Coolant temperature sensor A38 Batt. - Ignition on 0V
Coolant temperature sensor A53 Batt. - Ignition on 0V
Coolant temperature sensor A52 Batt. - Ignition on, 20° C 2,7 - 2,9 V
Coolant temperature sensor A37 A38 Ignition on, 20° C 2,7 - 2,9 V
Coolant temperature sensor A37 A38 Ignition on, 80° C 0,6 - 0,7 V
Coolant temperature sensor A52 Batt. - Ignition on, 80° C 0,6 - 0,7 V
EGR valve 13 Batt. - Ignition on 11 - 14 V
EGR valve 13 Batt. - Idle control valve activated 1056
Troubleshooting-data
Model: Transporter 1,9 TDI (PDI) Motor: AXB / Bosch EDC 16 U Unit injector
Component: From: To: Condition: Value Measured:
Pic.
Fuel temperature sensor A40 A39 Ignition on, 20° C fuel 2,7 - 2,9 V
Fuel temperature sensor A40 A39 Ignition on, 40° C fuel 1,6 - 1,8 V
Ignition 18 Batt. - Ignition on 11 - 14 V
Ignition 18 Batt. - Ignition off 0V
Inductive crankshaft position A43 Batt. - Ignition on 0V
sensor
Inductive crankshaft position A57 A58 Starter rpm 2,5 V AC 1013
sensor
MAF sensor 40 Batt. - Ignition on 4,8 - 5,2 V
MAF sensor 60 Batt. - Idle 0V
MAF sensor 82 Batt. - Idle, warm 0,6 -1,1 V
MAF sensor 82 Batt. - Idle, rev up 3-4V 1059
MAP-sensor and temperature 76 Batt. - Ignition on 0V
sensor
MAP-sensor and temperature 62 Batt. - Ignition on 4,8 - 5,2 V
sensor
MAP-sensor and temperature 78 Batt. - Idle 1,5 - 2,0 V
sensor
MAP-sensor and temperature 38 Batt. - Ignition on, 20° C air 2,7 - 2,9 V
sensor temperature
MAP-sensor and temperature 78 Batt. - During acceleration 3,5 - 4 V
sensor
Pump relay 52 Batt. - Ignition on 11 - 14 V
Pump relay 52 Batt. - Ignition on, pump running 0-1V
System relay 3 Batt. - Ignition on 11 - 14 V
System relay 49 Batt. - Ignition on 0-1V
System relay 5 Batt. - Ignition on 11 - 14 V
System relay 6 Batt. - Ignition on 11 - 14 V
System relay 5 Batt. - Ignition off 0V
System relay 49 Batt. - Ignition off 11 - 14 V
System relay 6 Batt. - Ignition off 0V
System relay 3 Batt. - Ignition off 0V
Throttle valve A60 Batt. - Ignition on 11 - 14 V
Throttle valve A60 Batt. - Ignition off 0V
Unit Injector 1 A31-A32 Batt. - Ignition on 11 - 14 V
Unit Injector 1 A46 A31-A32 Idle with current clamp on the 1079
wire
Unit Injector 2 A31-A32 Batt. - Ignition on 11 - 14 V
Unit Injector 2 A1 A31-A32 Idle with current clamp on the 1079
wire
Unit Injector 3 A31-A32 Batt. - Ignition on 11 - 14 V
Unit Injector 3 A47 A31-A32 Idle with current clamp on the 1079
wire
Unit Injector 4 A31-A32 Batt. - Ignition on 11 - 14 V
Unit Injector 4 A48 A31-A32 Idle with current clamp on the 1079
wire
