| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|
| 1 | E | Signal Oxygen sensor heater in front of catalytic converter | Heated oxygen sensor 1 in front of catalytic converter |
| | | |
| 2 | E | Signal Oxygen sensor heater in front of catalytic converter | Heated oxygen sensor 2 in front of catalytic converter |
| | | |
| 3 | A/E | Signal CAN bus low | Transmission control unit |
| | | |
| 4 | A/E | Signal CAN bus high | Transmission control unit |
| | | |
| 5 | | Not used | |
| | | |
| 6 | E | Signal Oxygen sensor heater behind catalytic converter | Heated oxygen sensor 1 behind catalytic converter |
| | | |
| 7 | M | Ground Oxygen sensor before catalytic converter | Heated oxygen sensor 1 in front of catalytic converter |
| | | |
| 8 | M | Ground Oxygen sensor after catalytic converter | Heated oxygen sensor 2 behind catalytic converter |
| | | |
| 9 | M | Ground Oxygen sensor before catalytic converter | Heated oxygen sensor 2 in front of catalytic converter |
| | | |
| 10 | M | Ground Oxygen sensor after catalytic converter | Heated oxygen sensor 1 behind catalytic converter |
| | | |
| 11 | | Not used | |
| | | |
| 12 | E | Signal Oxygen sensor heater behind catalytic converter | Heated oxygen sensor 2 behind catalytic converter |
| | | |
| 13 | E | Signal Oxygen sensor before catalytic converter | Heated oxygen sensor 1 in front of catalytic converter |
| | | |
| 14 | E | Signal Oxygen sensor after catalytic converter | Heated oxygen sensor 2 behind catalytic converter |
| | | |
| 15 | E | Signal Oxygen sensor before catalytic converter | Heated oxygen sensor 2 in front of catalytic converter |
| | | |
| 16 | E | Signal Oxygen sensor after catalytic converter | Heated oxygen sensor 1 behind catalytic converter |
| | | |
| 17 | | Not used | |
| | | |
| 18 | | Not used | |
| | | |
| 19 | M | Ground Oxygen sensor before catalytic converter | Heated oxygen sensor 1 in front of catalytic converter |
| | | |
| 20 | E | Signal Oxygen sensor before catalytic converter | Heated oxygen sensor 1 in front of catalytic converter |
| | | |
| 21 | E | Ground Oxygen sensor before catalytic converter | Heated oxygen sensor 2 in front of catalytic converter |
| | | |
| 22 | E | Signal Oxygen sensor before catalytic converter | Heated oxygen sensor 2 in front of catalytic converter |
| | | |
| 23 | E | Signal Activation, main relay | DME relay |
| | | |
| 24 | | Not used | |
| | | |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|
| 1 | E | Signal Air mass sensor | Hot-film air mass meter |
| | | |
| 2 | E | Signal Intake pipe pressure sensor | Intake pipe pressure sensor |
| | | |
| 3 | E | Signal Intake air temperature | Hot-film air mass meter |
| | | |
| 4 | A | Reference voltage | Hot-film air mass meter Intake pipe pressure sensor |
| | | |
| 5 | E | Signal Oil level | Oil level sensor |
| | | |
| 6 | E | Activation Fuel injector 4 | Fuel injector 4 |
| | | |
| 7 | E | Activation Fuel injector 3 | Fuel injector 3 |
| | | |
| 8 | | Not used | |
| | | |
| 9 | A | Activation VANOS outlet valve | VANOS outlet valve |
| | | |
| 10 | A | Activation VANOS inlet valve | VANOS inlet valve |
| | | |
| 11 | | Not used | |
| | | |
| 12 | | Not used | |
| | | |
| 13 | E | Activation Fuel injector 1 | Fuel injector 1 |
| | | |
| 14 | M | Sensor ground | Hot-film air mass meter Intake pipe pressure sensor |
| | | |
| 15 | | Not used | |
| | | |
| 16 | | Not used | |
| | | |
| 17 | | Not used | |
| | | |
| 18 | A | Emergency operation signal, variable valve timing gear | Variable valve timing gear control unit |
| | | |
| 19 | E/A | Bi-directional data interface | Alternator |
| | | |
| 20 | | Not used | |
| | | |
| 21 | A | Activation Fuel tank vent valve | Fuel tank vent valve |
| | | |
| 22 | | Not used | |
| | | |
| 23 | | Not used | |
| | | |
| 24 | | Not used | |
| | | |
| 25 | E | Activation Fuel injector 2 | Fuel injector 2 |
| | | |
| 26 | | Not used | |
| | | |
| 27 | E | Signal Crankshaft sensor | Crankshaft sensor |
| | | |
| 28 | E | Signal Remote temperature sensor | Remote temperature sensor |
| | | |
| 29 | E | Signal Inlet camshaft sensor 1 | Camshaft sensor I |
| | | |
| 30 | E | Signal Exhaust camshaft sensor 1 | Camshaft sensor II |
| | | |
| 31 | E | Signal Throttle potentiometer 1 | Electric throttle actuator |
| | | |
| 32 | E | Signal Throttle potentiometer 2 | Electric throttle actuator |
| | | |
| 33 | E | Signal Knock sensor 1 | Knock sensor 1 |
| | | |
| 34 | E | Signal Knock sensor 2 | Knock sensor 1 |
| | | |
| 35 | M | Ground Remote temperature sensor | Remote temperature sensor |
| | | |
| 36 | M | Ground Exhaust camshaft sensor 1 | Camshaft sensor II |
| | | |
| 37 | M | Ground Crankshaft sensor | Crankshaft sensor |
| | | |
| 38 | E/A | Local CAN-bus high | Variable valve timing gear control unit |
| | | |
| 39 | | Not used | |
| | | |
| 40 | A | Activation Actuator, variable intake system | Actuator, variable intake system |
| | | |
| 41 | A | Activation Actuator, variable intake system | Actuator, variable intake system |
| | | |
| 42 | A | Activation, electric throttle valve 1 | Electric throttle actuator |
| | | |
| 43 | A | Activation, electric throttle valve 2 | Electric throttle actuator |
| | | |
| 44 | | Not used | |
| | | |
| 45 | | Not used | |
| | | |
| 46 | E | Signal Knock sensor 1 | Knock sensor 1 |
| | | |
| 47 | E | Signal Knock sensor 2 | Knock sensor 1 |
| | | |
| 48 | M | Ground Inlet camshaft sensor 1 | Camshaft sensor I |
| | | |
| 49 | | Not used | |
| | | |
| 50 | A | Voltage supply Throttle potentiometer | Electric throttle actuator |
| | | |
| 51 | E/A | Local CAN-bus low | Variable valve timing gear control unit |
| | | |
| 52 | M | Ground Throttle potentiometer | Electric throttle actuator |
| | | |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|
| 1 | A | Signal, terminal 61 | Instrument cluster control unit |
| | | |
| 2 | E | Engine start signal feedback | Connector Voltage signal, terminal 30h |
| | | |
| 3 | E | Signal Secondary air pump | Secondary air pump relay |
| | | |
| 4 | E | Signal Electric fan | Electric fan |
| | | |
| 5 | | Not used | |
| | | |
| 6 | | Not used | |
| | | |
| 7 | M | Ground Pedal position sensor | Pedal position sensor |
| | | |
| 8 | E | Signal Pedal position sensor | Pedal position sensor |
| | | |
| 9 | A | Voltage supply Pedal position sensor | Pedal position sensor |
| | | |
| 10 | E | Signal Fuel pump relay 1 | Fuel pump relay 1 |
| | | |
| 11 | | Not used | |
| | | |
| 12 | M | Ground Pedal position sensor | Pedal position sensor |
| | | |
| 13 | E | Signal Pedal position sensor | Pedal position sensor |
| | | |
| 14 | A | Voltage supply Pedal position sensor | Pedal position sensor |
| | | |
| 15 | | Not used | |
| | | |
| 16 | | Not used | |
| | | |
| 17 | A | Speed signal | Diagnostic connector |
| | | |
| 18 | | Not used | |
| | | |
| 19 | | Not used | |
| | | |
| 20 | | Not used | |
| | | |
| 21 | | Not used | |
| | | |
| 22 | E | Signal Processed wheel speed, rear right | ABS/ASC unit ABS/DSC unit |
| | | |
| 23 | E | Signal Clutch switch | Clutch switch module Manual transmission |
| | | |
| 24 | E | Signal Brake light switch | Light switching centre control unit |
| | | |
| 25 | | Not used | |
| | | |
| 26 | E | Terminal 15 | Fuse F29 |
| | | |
| 27 | E | Data link MFL | Volute spring |
| | | |
| 28 | E | Brake light test signal | Brake light switch |
| | | |
| 29 | E | Signal Relay, A/C compressor | Relay, A/C compressor |
| | | |
| 30 | | Not used | |
| | | |
| 31 | | Not used | |
| | | |
| 32 | E/A | Signal Diagnostic link TXD | Diagnostic connector |
| | | |
| 33 | E | Electronic vehicle immobilisation | Electronic immobiliser control unit |
| | | |
| 34 | | Not used | |
| | | |
| 35 | | Not used | |
| | | |
| 36 | E/A | Signal CAN bus high | Connector, CAN bus |
| | | |
| 37 | E/A | Signal CAN bus low | Connector, CAN bus |
| | | |
| 38 | M | Ground Coolant outlet temperature | Coolant outlet temperature sensor |
| | | |
| 39 | A | Signal Coolant outlet temperature | Coolant outlet temperature sensor |
| | | |
| 40 | | Not used | |
| | | |