| F2 | Driver door contact switch |
| F3 | Front passenger door contact switch |
| G40 | Hall sender |
| J220 | Motronic control unit, in centre plenum chamber |
| J276 | Central locking remote control, control unit |
| J284 | Anti-theft alarm system control unit |
| N152 | Ignition transformer |
| N157 | Ignition transformer output stage |
| O | Ignition distributor |
| P | Spark plug connector |
| Q | Spark plugs |
| T3 | 3-pin connector |
| T6 | 6-pin connector, behind the relay plate |
| T6d | 6-pin connector, behind the relay plate |
| T12c | 12-pin connector |
| T15 | 15-pin connector |
| T28a | 28-pin connector, on left engine |
| T80 | 80-pin connector |
| TV23 | Push-in bridge, above the relay plate |
| 131 | Earth connection -2-, in engine compartment wiring harness |
| 220 | Earth connection (sender earth), in engine wiring harness |
| 608 | Earth point, in centre of plenum chamber |
| B154 | Connection 1 (DCt), in interior wiring harness |
| E6 | Positive connection 1 (15), in Motronic wiring harness |
| R9 | Connection (door contact switch), in rear wiring harness |
| * | only models with manual gearbox |
| --- | models with automatic gearbox only |
| F60 | Idling speed switch |
| G28 | Engine speed sender |
| G42 | Intake air temperature sender |
| G69 | Throttle valve potentiometer |
| G186 | Throttle valve drive |
| G187 | Throttle valve drive angle sender 1 |
| J17 | Fuel pump relay |
| J220 | Motronic control unit, in centre plenum chamber |
| J338 | Throttle valve module |
| T1e | Single connector, behind the relay plate |
| T3c | 3-pin connector, on engine |
| T6d | 6-pin connector, behind the relay plate |
| T28a | 28-pin connector, on left engine |
| T80 | 80-pin connector |
| TV2 | Terminal 30 wiring junction, above the relay plate |
| TV23 | Push-in bridge, above the relay plate |
| 139 | Earth connection (sender earth), in Motronic wiring harness |
| 220 | Earth connection (sender earth), in engine wiring harness |
| E30 | Connection (87a), in engine wiring harness |
| G61 | Knock sensor |
| J220 | Motronic control unit, in centre plenum chamber |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N32 | Injector, cylinder 3 |
| N33 | Injector, cylinder 4 |
| T3a | 3-pin connector, on engine |
| T3h | 3-pin connector, behind the relay plate |
| T10 | 2-pin connector, behind the relay plate |
| T28a | 28-pin connector, on left engine |
| T80 | 80-pin connector |
| 139 | Earth connection (sender earth), in Motronic wiring harness |
| G3 | Positive connection in cable sleeve - injectors |
| ** | connection air conditioning system |
| --- | models with automatic gearbox only |
| G39 | Lambda probe |
| G108 | Lambda probe 2 |
| J220 | Motronic control unit, in centre plenum chamber control unit |
| J362 | Immobilizer control unit |
| N80 | Activated charcoal filter system solenoid valve 1 |
| T1 | Single connector, behind the relay plate |
| T3f | 3-pin connector, behind the relay plate |
| T3h | 3-pin connector, behind the relay plate |
| T4 | 4-pin connector, in rear engine compartment |
| T4a | 4-pin connector, in rear engine compartment |
| T6 | 6-pin connector |
| T10f | 10-pin connector |
| T16 | 16-pin connector, in centre dash panel, self-diagnosis connection |
| T80 | 80-pin connector |
| 200 | Earth connection (screening), in engine compartment wiring harness |
| E32 | Connection (87), in Motronic wiring harness |
| G2 | Coolant temperature sender |
| G62 | Coolant temperature sender |
| G70 | Air mass meter |
| J220 | Motronic control unit, in centre plenum chamber |
| J299 | Secondary air pump relay, near battery (control number 111) |
| S130 | Secondary air pump fuse, above the relay plate |
| T28a | 28-pin connector, on left engine |
| T80 | 80-pin connector |
| TV13 | Speed signal wiring junction, above the relay plate |
| V101 | Secondary air pump motor |
| 12 | Earth point, on left in engine compartment |
| 18 | Earth point, on engine block |
| 608 | Earth point, in centre of plenum chamber |
| E32 | Connection (87), in Motronic wiring harness |
| G8 | Oil temperature sender |
| G22 | Speedometer sender (Hall sender, on gearbox) |
| G32 | Coolant shortage indicator sender |
| N79 | Heater element for crankcase breather |
| S86 | Lock cylinder heating element thermal fuse |
| T28a | 28-pin connector, on left engine |
| 18 | Earth point, on engine block |
| 132 | Earth connection -3-, in engine compartment wiring harness |
| * | only models with manual gearbox |
| --- | models with automatic gearbox only |
| E20 | Illumination regulators - switches and instruments |
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| G5 | Rev. counter |
| J285 | Control unit with display in dash panel insert |
| K2 | Alternator warning lamp |
| K83 | Exhaust emissions warning lamp** |
| L10 | Dash panel insert illumination bulb |
| T28 | 28-pin connector |
| T28b | 28-pin connector, red |
| TV4 | Terminal 15 wiring junction, above the relay plate |
| TV8 | Terminal 58b wiring junction, above the relay plate |
| A11 | Positive connection (58b), in dash panel wiring harness |
| ** | only for some export countries |
