| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|
| 1 | E/A | Signal CAN bus low | Connector, CAN bus |
| | | |
| 2 | | Not occupied | |
| | | |
| 3 | | Not occupied | |
| | | |
| 4 | E | Brake light signal | Brake light switch |
| | | |
| 5 | | Not occupied | |
| | | |
| 6 | E | Signal Temperature sensor at radiator outlet | Temperature sensor at radiator outlet |
| | | |
| 7 | E | Signal Accelerator pedal module | Accelerator pedal module |
| | | |
| 8 | A | Signal Electric fan | Electric fan |
| | | |
| 9 | | Not occupied | |
| | | |
| 10 | M | Ground Accelerator pedal module | Accelerator pedal module |
| | | |
| 11 | A | Supply Accelerator pedal module | Accelerator pedal module |
| | | |
| 12 | | Not occupied | |
| | | |
| 13 | A | Activation Secondary air pump relay | Secondary air pump relay |
| | | |
| 14 | E/A | Signal CAN bus high | Connector, CAN bus |
| | | |
| 15 | E | Signal Electronic vehicle immobilization | Electronic vehicle immobilizer (EWS) |
| | | |
| 16 | E | Brake light test signal | Brake light switch |
| | | |
| 17 | E | Signal Processed wheel speed, rear right | Dynamic stability control (DSC) |
| | | |
| 18 | E | Signal, clutch switch | Clutch switch module |
| | | |
| 19 | E | Signal Temperature sensor at radiator outlet | Temperature sensor at radiator outlet |
| | | |
| 20 | E | Signal Accelerator pedal module | Accelerator pedal module |
| | | |
| 21 | A | Speed signal | Diagnostic connector |
| | | |
| 22 | A | Fuel pump activation | Fuel pump relay |
| | | |
| 23 | M | Ground Accelerator pedal module | Accelerator pedal module |
| | | |
| 24 | A | Supply Accelerator pedal module | Accelerator pedal module |
| | | |
| 25 | | Not occupied | |
| | | |
| 26 | A | Signal, E-box fan | E-box fan |
| | | |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|
| 1 | E | Terminal 15 | Fuse F25 |
| | | |
| 2 | E/A | Signal Diagnostic link TXD | Diagnostic connector |
| | | |
| 3 | | Not occupied | |
| | | |
| 4 | E | Signal Steering column switch, cruise control | Steering column switch, cruise control |
| | | |
| 5 | E | Signal, oxygen sensor | Oxygen sensor 2 before catalytic converter |
| | | |
| 6 | E | Signal, oxygen sensor | Oxygen sensor before catalytic converter |
| | | |
| 7 | E | Signal, oxygen sensor | Oxygen sensor 2 before catalytic converter |
| | | |
| 8 | E | Signal, oxygen sensor | Oxygen sensor before catalytic converter |
| | | |
| 9 | E | Signal, oxygen sensor | Oxygen sensor 2 before catalytic converter |
| | | |
| 10 | M | Ground Oxygen sensor before catalytic converter | Oxygen sensor before catalytic converter |
| | | |
| 11 | M | Ground Oxygen sensor 2 before catalytic converter | Oxygen sensor 2 before catalytic converter |
| | | |
| 12 | E | Signal, oxygen sensor heating | Oxygen sensor behind catalytic converter |
| | | |
| 13 | E | Signal, oxygen sensor heating | Oxygen sensor 2 behind catalytic converter |
| | | |
| 14 | A | Activation, main relay | DME relay |
| | | |
| 15 | | Not occupied | |
| | | |
| 16 | | Not occupied | |
| | | |
| 17 | | Not occupied | |
| | | |
| 18 | E | Signal, oxygen sensor | Oxygen sensor before catalytic converter |
| | | |
| 19 | E | Signal, oxygen sensor | Oxygen sensor 2 behind catalytic converter |
| | | |
| 20 | E | Signal, oxygen sensor | Oxygen sensor behind catalytic converter |
| | | |
| 21 | | Not occupied | |
| | | |
| 22 | | Not occupied | |
| | | |
| 23 | M | Ground Oxygen sensor behind catalytic converter | Oxygen sensor behind catalytic converter |
| | | |
| 24 | M | Ground Oxygen sensor 2 behind catalytic converter | Oxygen sensor 2 behind catalytic converter |
| | | |
| 25 | E | Signal, oxygen sensor heating | Oxygen sensor 2 before catalytic converter |
| | | |
| 26 | E | Signal, oxygen sensor heating | Oxygen sensor before catalytic converter |
| | | |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|
| 1 | E | Supply, terminal 87 | Relay, variable valve timing gear |
| | | |
| 2 | E | Supply, terminal 87 | Relay, variable valve timing gear |
| | | |
| 3 | A | Signal, actuator for variable valve timing gear | Valvetronic actuator motor |
| | | |
| 4 | A | Signal, actuator for variable valve timing gear | Valvetronic actuator motor |
| | | |
| 5 | A | Signal, actuator for variable valve timing gear | Valvetronic actuator motor |
| | | |
| 6 | A | Signal, actuator for variable valve timing gear | Valvetronic actuator motor |
| | | |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|
| 1 | | Not occupied | |
| | | |
| 2 | | Not occupied | |
| | | |
| 3 | | Not occupied | |
| | | |
| 4 | | Not occupied | |
| | | |
| 5 | | Not occupied | |
| | | |
| 6 | | Not occupied | |
| | | |
| 7 | | Not occupied | |
| | | |
| 8 | E | Signal, coolant temperature | Engine coolant temperature sensor |
| | | |
| 9 | M | Ground, coolant temperature sensor | Engine coolant temperature sensor |
| | | |
| 10 | E | Signal, oil pressure switch | Oil pressure switch |
| | | |
| 11 | | Not occupied | |
| | | |
| 12 | | Not occupied | |
| | | |
| 13 | | Not occupied | |
| | | |
| 14 | A | Supply Electric throttle valve | Electric throttle valve |
| | | |
| 15 | E | Signal Electric throttle valve | Electric throttle valve |
| | | |
| 16 | E | Signal Electric throttle valve | Electric throttle valve |
| | | |
| 17 | | Not occupied | |
| | | |
| 18 | A | Signal, DISA changeover valve | Variable intake system: Position sensor and actuator |
| | | |
| 19 | E | Signal Double knock sensor | Double knock sensor |
| | | |
| 20 | E | Signal Double knock sensor | Double knock sensor |
| | | |
| 21 | | Not occupied | |
| | | |
| 22 | | Not occupied | |
| | | |
| 23 | A | Signal, fuel tank vent valve | Fuel tank vent valve |
| | | |
| 24 | | Not occupied | |
| | | |
| 25 | A | Supply Air mass flow sensor | Air mass flow sensor |
| | | |
| 26 | E | Signal Air mass flow sensor | Air mass flow sensor |
| | | |
| 27 | M | Ground Air mass flow sensor | Air mass flow sensor |
| | | |
| 28 | E | Signal, intake air temperature | Air mass flow sensor |
| | | |
| 29 | E | Signal Crankshaft sensor | Crankshaft sensor |
| | | |
| 30 | M | Ground Crankshaft sensor | Crankshaft sensor |
| | | |
| 31 | A | Supply Intake pipe pressure sensor | Intake pipe pressure sensor |
| | | |
| 32 | M | Ground Intake pipe pressure sensor | Intake pipe pressure sensor |
| | | |
| 33 | E | Signal Intake pipe pressure sensor | Intake pipe pressure sensor |
| | | |
| 34 | | Not occupied | |
| | | |
| 35 | A/E | BSD signal | Alternator |
| | | |
| 36 | E | Signal Electric throttle valve | Electric throttle valve |
| | | |
| 37 | E | Signal Electric throttle valve | Electric throttle valve |
| | | |
| 38 | M | Ground Electric throttle valve | Electric throttle valve |
| | | |
| 39 | E | Signal, oil level sensor | Oil level sensor |
| | | |
| 40 | A | Signal, DISA changeover valve | Variable intake system: Position sensor and actuator |
| | | |
| 41 | E | Signal Double knock sensor | Double knock sensor |
| | | |
| 42 | E | Signal Double knock sensor | Double knock sensor |
| | | |
| 43 | | Not occupied | |
| | | |
| 44 | | Not occupied | |
| | | |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|
| 1 | A | Signal, fuel injector | Fuel injector, cylinder 1 |
| | | |
| 2 | A | Signal, fuel injector | Fuel injector, cylinder 2 |
| | | |
| 3 | A | Signal, fuel injector | Fuel injector, cylinder 3 |
| | | |
| 4 | | Not occupied | |
| | | |
| 5 | A | Activation VANOS solenoid valve, intake | VANOS solenoid valve, intake |
| | | |
| 6 | E | Signal Eccentric shaft sensor | Eccentric shaft sensor |
| | | |
| 7 | E | Signal Eccentric shaft sensor | Eccentric shaft sensor |
| | | |
| 8 | E | Signal Eccentric shaft sensor | Eccentric shaft sensor |
| | | |
| 9 | E | Signal Eccentric shaft sensor | Eccentric shaft sensor |
| | | |
| 10 | M | Shielding | Eccentric shaft sensor |
| | | |
| 11 | E | Signal Camshaft sensor I | Camshaft sensor I |
| | | |
| 12 | E | Signal Camshaft sensor II | Camshaft sensor II |
| | | |
| 13 | | Not occupied | |
| | | |
| 14 | A | Signal, fuel injector | Fuel injector, cylinder 4 |
| | | |
| 15 | | Not occupied | |
| | | |
| 16 | | Not occupied | |
| | | |
| 17 | | Not occupied | |
| | | |
| 18 | A | Activation VANOS solenoid valve, exhaust | VANOS solenoid valve, exhaust |
| | | |
| 19 | E | Signal Characteristic map thermostat | Characteristic map thermostat |
| | | |
| 20 | M | Ground Eccentric shaft sensor | Eccentric shaft sensor |
| | | |
| 21 | A | Supply Eccentric shaft sensor | Eccentric shaft sensor |
| | | |
| 22 | E | Signal Eccentric shaft sensor | Eccentric shaft sensor |
| | | |
| 23 | A | Activation, VVT relay | Relay, variable valve timing gear |
| | | |
| 24 | M | Ground Camshaft sensor I | Camshaft sensor I |
| | | |
| 25 | M | Ground Camshaft sensor II | Camshaft sensor II |
| | | |
| 26 | | Not occupied | |
| | | |