| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | A | Activation Oxygen sensor heater in front of catalytic converter | Heated oxygen sensor 1 in front of catalytic converter |
| | | |
| 2 | A | Activation 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 | A | Activation Oxygen sensor heater behind catalytic converter | Heated oxygen sensor 1 behind catalytic converter |
| | | |
| 7 | M | Negative activation Heated oxygen sensor 1 in front of catalytic converter | Heated oxygen sensor 1 in front of catalytic converter |
| | | |
| 8 | M | Negative activation Heated oxygen sensor 2 behind catalytic converter | Heated oxygen sensor 2 behind catalytic converter |
| | | |
| 9 | M | Negative activation Heated oxygen sensor 2 in front of catalytic converter | Heated oxygen sensor 2 in front of catalytic converter |
| | | |
| 10 | M | Negative activation Heated oxygen sensor 1 behind catalytic converter | Heated oxygen sensor 1 behind catalytic converter |
| | | |
| 11 | | Not used | |
| | | |
| 12 | A | Activation Oxygen sensor heater behind catalytic converter | Heated oxygen sensor 2 behind catalytic converter |
| | | |
| 13 | A | Oxygen sensor signal | Heated oxygen sensor 1 in front of catalytic converter |
| | | |
| 14 | E | Oxygen sensor signal | Heated oxygen sensor 2 behind catalytic converter |
| | | |
| 15 | A | Oxygen sensor signal | Heated oxygen sensor 2 in front of catalytic converter |
| | | |
| 16 | E | Oxygen sensor signal | Heated oxygen sensor 1 behind catalytic converter |
| | | |
| 17 | | Not used | |
| | | |
| 18 | | Not used | |
| | | |
| 19 | E | Oxygen sensor signal | Heated oxygen sensor 1 in front of catalytic converter |
| | | |
| 20 | E | Oxygen sensor signal | Heated oxygen sensor 1 in front of catalytic converter |
| | | |
| 21 | E | Oxygen sensor signal | Heated oxygen sensor 2 in front of catalytic converter |
| | | |
| 22 | E | Oxygen sensor signal | Heated oxygen sensor 2 in front of catalytic converter |
| | | |
| 23 | A | 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 mass air flow sensor |
| | | |
| 2 | | Not used | |
| | | |
| 3 | E | Signal Crankshaft position sensor | Crankshaft position sensor |
| | | |
| 4 | A | Voltage supply Hot-film mass air flow sensor | Hot-film mass air flow sensor |
| | | |
| 5 | A | Voltage supply | Electric throttle actuator |
| | | |
| 6 | A | Signal Cyl. 2 fuel injection valve | Cyl. 2 fuel injection valve |
| | | |
| 7 | A | Signal Cyl. 4 fuel injection valve | Cyl. 4 fuel injection valve |
| | | |
| 8 | A | Signal Cyl. 6 fuel injection valve | Cyl. 6 fuel injection valve |
| | | |
| 9 | A | Activation VANOS outlet valve | VANOS outlet valve |
| | | |
| 10 | A | Activation VANOS inlet valve | VANOS inlet valve |
| | | |
| 11 | A | Signal Cyl. 5 fuel injection valve | Cyl. 5 fuel injection valve |
| | | |
| 12 | A | Activation Thermostat, characteristic map cooling | Thermostat, characteristic map cooling |
| | | |
| 13 | A | Signal Cyl. 1 fuel injection valve | Cyl. 1 fuel injection valve |
| | | |
| 14 | M | Suction jet pump shut-off valve Hot-film mass air flow sensor | Hot-film mass air flow sensor |
| | | |
| 15 | M | Ground Electric throttle actuator | Electric throttle actuator |
| | | |
| 16 | E | Signal Oil pressure switch | Oil pressure switch |
| | | |
| 17 | | Not used | |
| | | |
| 18 | | Not used | |
| | | |
| 19 | A/E | Bi-directional data interface | Generator |
| | | |
| 20 | | Not used | |
| | | |
| 21 | A | Activation Evaporative emission valve | Evaporative emission valve |
| | | |
| 22 | A | Activation Close idle speed control valve | Idle speed control valve |
| | | |
| 23 | A | Activation Open idle speed control valve | Idle speed control valve |
| | | |
| 24 | | Not used | |
| | | |
| 25 | | Not used | |
| | | |
| 26 | A | Signal Cyl. 3 fuel injection valve | Cyl. 3 fuel injection valve |
| | | |
| 27 | E | Signal Intake air temperature | Hot-film mass air flow sensor |
| | | |
| 28 | E | Signal Engine coolant temperature sensor | Engine coolant temperature sensor |
| | | |
| 29 | E | Signal Camshaft position sensor I | Camshaft position sensor I |
| | | |
| 30 | E | Signal Camshaft position sensor II | Camshaft position sensor II |
| | | |
| 31 | E | Signal Electric throttle actuator | Electric throttle actuator |
| | | |
| 32 | E | Signal Electric throttle actuator | Electric throttle actuator |
| | | |
| 33 | E | Signal Double knock sensor | Double knock sensor |
| | | |
| 34 | E | Signal Double knock sensor | Double knock sensor |
| | | |
| 35 | M | Ground Engine coolant temperature sensor | Engine coolant temperature sensor |
| | | |
| 36 | M | Ground Camshaft position sensor I | Camshaft position sensor I |
| | | |
| 37 | M | Crankshaft sensor ground | Crankshaft position sensor |
| | | |
| 38 | A/E | Local CAN-bus high | Resistor, CAN terminal |
| | | |
| 39 | A | Activation Secondary air injection pump valve | Secondary air injection pump valve |
| | | |
| 40 | A | Activation Valve, individual control intake system | Valve, individual control intake system |
| | | |
| 41 | | Not used | |
| | | |
| 42 | A | Activation Electric throttle actuator | Electric throttle actuator |
| | | |
| 43 | A | Activation Electric throttle actuator | Electric throttle actuator |
| | | |
| 44 | E | Signal Engine oil temperature | Oil temperature sensor |
| | | |
| 45 | M | Ground Engine oil temperature | Oil temperature sensor |
| | | |
| 46 | E | Signal Double knock sensor | Double knock sensor |
| | | |
| 47 | E | Signal Double knock sensor | Double knock sensor |
| | | |
| 48 | | Not used | |
| | | |
| 49 | M | Ground Camshaft position sensor II | Camshaft position sensor II |
| | | |
| 50 | E | Signal Oil level sensor | Oil level sensor |
| | | |
| 51 | A/E | Local CAN-bus low | Resistor, CAN terminal |
| | | |
| 52 | | Not used | |
| | | |
| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | | Not used | |
| | | |
| 2 | A | Activation, heating for fuel tank leak diagnosis module | Diagnostic module, fuel tank leakage |
| | | |
| 3 | A | Activation Secondary air injection pump relay | Secondary air injection pump relay |
| | | |
| 4 | A | Activation Electric fan | Electric fan |
| | | |
| 5 | M | Ground Secondary air, hot-film air mass meter | Secondary air, hot-film air mass meter |
| | | |
| 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 | | Not used | |
| | | |
| 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 | E | Signal Secondary air, hot-film air mass meter | Secondary air, hot-film air mass meter |
| | | |
| 16 | | Not used | |
| | | |
| 17 | A | Speed signal | Data link connector |
| | | |
| 18 | | Not used | |
| | | |
| 19 | A | Activation E-box fan | E-box fan |
| | | |
| 20 | A | Activation, pump for fuel tank leak diagnosis module | Diagnostic module, fuel tank leakage |
| | | |
| 21 | | Not used | |
| | | |
| 22 | E | Signal Processed wheel speed, rear right | ABS/ASC unit ABS/DSC unit |
| | | |
| 23 | | Not used | |
| | | |
| 24 | E | Signal Brake light switch | Brake light switch |
| | | |
| 25 | E | Signal EAC sensor | EAC sensor |
| | | |
| 26 | E | Terminal 15 | Fuse F29 |
| | | |
| 27 | E | Data link MFL | Volute spring |
| | | |
| 28 | E | Signal Brake light test signal | Brake light switch |
| | | |
| 29 | A | Activation Relay, A/C compressor | Relay, A/C compressor |
| | | |
| 30 | A | Activation, valve for fuel tank leak diagnosis module | Diagnostic module, fuel tank leakage |
| | | |
| 31 | A/E | Local CAN-bus low | Control module for electronically controlled fuel pump |
| | | |
| 32 | E/A | Signal Data link TXD | Data link connector |
| | | |
| 33 | E | Signal Electronic vehicle immobilization | Electronic immobilizer control unit |
| | | |
| 34 | | Not used | |
| | | |
| 35 | A/E | Local CAN-bus high | Control module for electronically controlled fuel pump |
| | | |
| 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 | E | Signal Coolant outlet temperature | Coolant outlet temperature sensor |
| | | |
| 40 | | Not used | |
| | | |