| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| D | Ignition/starter switch |
| F18 | Thermal switch for radiator fan |
| S162 | Fuse 1 (30), on battery fuse holder |
| S163 | Fuse 2 (30), on battery fuse holder |
| S179 | Fuse 7 (30), on battery fuse holder |
| T3c | 3-pin connector, black, on radiator fan |
| T4d | 4-pin connector, black, on gearbox |
| T4g | 4-pin connector, black, near battery |
| T10a | 10-pin connector, green, near relay station |
| T10d | 10-pin connector, red, near relay station |
| V7 | Radiator fan |
| 1 | Earth strap, battery - body |
| 12 | Earth point, on left in engine compartment |
| 500 | Screw connection 1 (30), on relay plate |
| F88 | Power assisted steering pressure switch |
| G2 | Coolant temperature sender |
| G40 | Hall sender (00515) |
| G62 | Coolant temperature sender (00522) |
| J382 | 1AV injection system control unit, right in plenum chamber |
| N152 | Ignition transformer |
| N157 | Ignition transformer output stage |
| O | Ignition distributor |
| P | Spark plug connector |
| Q | Spark plug |
| T3b | 3-pin connector, black, on output stage for ignition transformer |
| T10d | 10-pin connector, red, near relay station |
| T14 | 14-pin connector, black, on engine |
| T45 | 45-pin connector, black |
| 12 | Earth point, on left in engine compartment |
| 85 | Earth connection 1, in engine compartment wiring harness |
| 139 | Earth connection (sender earth), in Motronic wiring harness |
| E17 | Connection 2, in Motronic wiring harness |
| * | Only engine code AER |
| F60 | Idling speed switch (00516) |
| G42 | Intake air temperature sender (00523) |
| G69 | Throttle valve potentiometer (00518) |
| G71 | Intake manifold pressure sender (00519) |
| G88 | Throttle valve module potentiometer (00530) |
| J338 | Throttle valve module, near intake manifold (01165) |
| J382 | 1AV injection system control unit, right in plenum chamber |
| T4 | 4-pin connector, black, on engine |
| T8h | 8-pin connector, black, on throttle valve control module |
| T10e | 10-pin connector, black, on engine |
| T14 | 14-pin connector, black, on engine |
| T45 | 45-pin connector, black |
| V60 | Throttle valve module (00282) |
| 15 | Earth point, on cylinder head |
| 139 | Earth connection (sender earth), in Motronic wiring harness |
| E15 | Heated rear window switch |
| G39 | Lambda probe (00525) |
| J362 | Immobilizer control unit, next to steering column |
| J382 | 1AV injection system control unit |
| N30 | Injector, cylinder 1 (01249) |
| N31 | Injector, cylinder 2 (01250) |
| N32 | Injector, cylinder 3 (01251) |
| N33 | Injector, cylinder 4 (01252) |
| S8 | Fuse on fuse holder |
| T4 | 4-pin connector, black, on engine |
| T4f | 4-pin connector, black, on gearbox |
| T8h | 8-pin connector, black |
| T10a | 10-pin connector, green, near relay station |
| T10b | 10-pin connector, black, near relay station |
| T10c | 10-pin connector, blue, near relay station |
| T10d | 10-pin connector, red, near relay station |
| T10e | 10-pin connector, black, on engine |
| T45 | 45-pin connector, black |
| 85 | Earth connection 1, in engine compartment wiring harness |
| 131 | Earth connection 3, in engine compartment wiring harness |
| A82 | Connection (windscreen heater), in dash panel wiring harness |
| G3 | Positive connection in cable sleeve - injectors |
| * | Only engine code AER |
| G61 | Knock sensor 1 (00524) |
| J17 | Fuel pump relay(01259) |
| J382 | 1AV injection system control unit, right in plenum chamber |
| N80 | Activated charcoal filter system solenoid valve 1 |
| S1 | Fuse on fuse holder |
| S3 | Fuse on fuse holder |
| S4 | Fuse on fuse holder |
| S9 | Fuse on fuse holder |
| T2c | 2-pin connector, black, on engine |
| T4 | 4-pin connector, black, on engine |
| T10 | 10-pin connector, white, near relay station |
| T10a | 10-pin connector, green, near relay station |
| T10c | 10-pin connector, blue, near relay station |
| T10d | 10-pin connector, red, near relay station |
| T14 | 14-pin connector, black, on engine |
| T45 | 45-pin connector, black |
| B135 | Connection 1 (15a), in interior wiring harness |
| F1 | Oil pressure switch |
| G | Fuel gauge sender |
| G6 | Fuel pump |
| G22 | Speedometer sender (Hall sender on gearbox) |
| G32 | Coolant shortage indicator sender |
| S2 | Fuse on fuse holder |
| S10 | Fuse on fuse holder |
| S232 | Fuse on fuse holder |
| T4 | 4-pin connector, black, on engine |
| T10a | 10-pin connector, green, near relay station |
| T10b | 10-pin connector, black, near relay station |
| T10d | 10-pin connector, red, near relay station |
| T14 | 14-pin connector, black, on engine |
| 15 | Earth point, on cylinder head |
| 59 | Earth point, near left tail light |
| 501 | Screw connection 2 (30), on relay plate |
| B109 | Earth connection, in rear left interior wiring harness |
| B149 | Positive connection 2 (15a), in interior wiring harness |
| B150 | Positive connection 2 (30a), in interior wiring harness |
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| G5 | Rev. counter |
| H11 | Oil pressure warning buzzer |
| J285 | Control unit with display in dash panel insert |
| K2 | Alternator warning lamp |
| K3 | Oil pressure warning lamp |
| K28 | Coolant temperature/coolant shortage warning lamp |
| T10a | 10-pin connector, green, near relay station |
| T10b | 10-pin connector, black, near relay station |
| T32a | 32-pin connector, blue, on dash panel insert |
| Y4 | Trip counter |
