| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | A | Cyl. 2 ignition signal | Cyl. 2 ignition coil |
| | | |
| 2 | A | Cyl. 6 ignition signal | Cyl. 6 ignition coil |
| | | |
| 3 | A | Cyl. 4 ignition signal | Cyl. 4ignition coil |
| | | |
| 4 | M | Ground | Ground connector, power |
| | | |
| 5 | A | Cyl. 2 fuel injection valve | Cyl. 2 fuel injection valve |
| | | |
| 6 | M | Cyl. 1 fuel injection valve | Cyl. 1 fuel injection valve |
| | | |
| 7 | M | Hot film air mass meter ground | Hot-film air mass meter |
| | | |
| 8 | E | Hot film air mass meter signal | Hot-film air mass meter |
| | | |
| 9 | A | Injection signal for KVA | Integrated instrument cluster control module (IKE) |
| | | |
| 10 | E | Temperature sensor signal DME | Dual temperature switch |
| | | |
| 11 | | Not used | |
| | | |
| 12 | E | Throttle position sensor signal | Throttle position sensor |
| | | |
| 13 | | Not used | |
| | | |
| 14 | E | Intake air temperature | Intake air temperature sensor |
| | | |
| 15 | E | Rear engine speed signal | ABS control module, ABS/ASC control module |
| | | |
| 16 | E | A/C compressor signal | Heating and A/C control module |
| | | |
| 17 | | Not used | |
| | | |
| 18 | E | Antitheft alarm system signal (EWS II) | Electronic drive-away protection control unit (EWS II) |
| | | |
| 19 | E | Air conditioning ON signal | Heating and A/C control module |
| | | |
| 20 | | Not used | |
| | | |
| 21 | E | VANOS valve signal | VANOS valve |
| | | |
| 22 | A | Cyl. 3 fuel injection valve | Cyl. 3 fuel injection valve |
| | | |
| 23 | A | Cyl. 5 fuel injection valve | Cyl. 5 fuel injection valve |
| | | |
| 24 | A | Cyl. 4 fuel injection valve | Cyl. 4 fuel injection valve |
| | | |
| 25 | E | Oxygen sensor heater signal | Heated oxygen sensor I in front of catalytic converter |
| | | |
| 26 | E | Terminal 30 | Fuse carrier, engine electronics |
| | | |
| 27 | A | Idle actuator closing winding | Idle speed control valve |
| | | |
| 28 | M | Ground | Ground connector, electronics |
| | | |
| 29 | A | Cyl. 1 ignition signal | Cyl. 1 ignition coil |
| | | |
| 30 | A | Cyl. 3 ignition signal | Cyl. 3 ignition coil |
| | | |
| 31 | A | Cyl. 5 ignition signal | Cyl. 5 ignition coil |
| | | |
| 32 | M | Ground | Ground connector, power |
| | | |
| 33 | A | Cyl. 5 fuel injection valve | Cyl. 5 fuel injection valve |
| | | |
| 34 | M | Ground | Ground connector, power |
| | | |
| 35 | | Not used | |
| | | |
| 36 | A | Engine speed signal | Integrated instrument cluster control module (IKE) |
| | | |
| 37 | | Not used | |
| | | |
| 38 | M | Shield, knock sensor | Knock sensor |
| | | |
| 39 | M | NTC signal | Solder connector, temperature sensor |
| | | |
| 40 | M | Crankshaft position sensor ground | Crankshaft position/RPM sensor |
| | | |
| 41 | M | Shield | Camshaft position sensor (cylinder identification) |
| | | |
| 42 | M | Ground, throttle potentiometer | Throttle position sensor |
| | | |
| 43 | M | Camshaft position sensor ground | Camshaft position sensor (cylinder identification) |
| | | |
| 44 | A | Throttle position sensor + 5 V voltage supply | Throttle position sensor |
| | | |
| 45 | A | Throttle position signal | ABS/ASC control module |
| | | |
| 46 | | Not used | |
| | | |
| 47 | | Not used | |
| | | |
| 48 | A | Power Crankshaft position/RPM sensor | Crankshaft position/RPM sensor |
| | | |
| 49 | A | Terminal 15 | Fuse F24 |
| | | |
| 50 | | Not used | |
| | | |
| 51 | | Not used | |
| | | |
| 52 | | Not used | |
| | | |
| 53 | A | Idle actuator opening winding | Idle speed control valve |
| | | |
| 54 | E | Terminal 87 | Terminal 87 splice |
| | | |
| 55 | E | Signal Oxygen sensor heater | Heated oxygen sensor II in front of catalytic converter |
| | | |
| 56 | M | Ignition circuit monitoring signal | Ground splice |
| | | |
| 57 | A | Signal Knock sensor, cyl. 1-3 | Knock sensor |
| | | |
| 58 | E | Signal Knock sensor, cyl. 1-3 | Knock sensor |
| | | |
| 59 | A | Signal Knock sensor, cyl. 4-6 | Knock sensor |
| | | |
| 60 | E | Programming voltage input | Data link connector |
| | | |
| 61 | | Not used | |
| | | |
| 62 | | Not used | |
| | | |
| 63 | E | Signal Knock sensor, cyl. 4-6 | Knock sensor |
| | | |
| 64 | E | Voltage signal, camshaft sensor | Camshaft position sensor (cylinder identification) |
| | | |
| 65 | E | Camshaft position sensor signal | Camshaft position sensor (cylinder identification) |
| | | |
| 66 | | Not used | |
| | | |
| 67 | M | Ground Heated oxygen sensor I in front of catalytic converter | Heated oxygen sensor I in front of catalytic converter |
| | | |
| 68 | A | Evaporative emission valve | Evaporative emission valve |
| | | |
| 69 | A | Fuel pump relay | Fuel pump relay |
| | | |
| 70 | M | Ground Heated oxygen sensor II in front of catalytic converter | Heated oxygen sensor II in front of catalytic converter |
| | | |
| 71 | | Not used | |
| | | |
| 72 | | Not used | |
| | | |
| 73 | E | Engine control module relay | Engine control module relay |
| | | |
| 74 | A | A/C compressor relay signal | Heating and A/C control module |
| | | |
| 75 | A | Heated oxygen sensor signal | Heated oxygen sensor I in front of catalytic converter |
| | | |
| 76 | A | Heated oxygen sensor signal | Heated oxygen sensor II in front of catalytic converter |
| | | |
| 77 | | Not used | |
| | | |
| 78 | | Not used | |
| | | |
| 79 | | Not used | |
| | | |
| 80 | E | Ignition delay | ABS/ASC control module |
| | | |
| 81 | E | Ignition timing adjustment | ABS/ASC control module |
| | | |
| 82 | E | Increase idle speed signal | ABS/ASC control module |
| | | |
| 83 | E | Crankshaft position sensor signal (speed and position) | Crankshaft position/RPM sensor |
| | | |
| 84 | | Not used | |
| | | |
| 85 | E/A | CAN bus low | Transmission control module (AGS) |
| | | |
| 86 | E/A | CAN bus high | Transmission control module (AGS) |
| | | |
| 87 | E | Terminal 87 | Terminal 87 splice |
| | | |
| 88 | E/A | Data link TXD | Data link connector |
| | | |