| F | Brake light switch |
| E45 | Cruise control system switch Position 0 = OFF in detent Position 1 = OFF with button Position 2 = ON Position 3 = RES |
| E227 | Cruise control system (CCS) button (Set) |
| F36 | Clutch pedal switch, for CCS only |
| F47 | Cruise cont. sys. brake pedal switch |
| J220 | Motronic control unit, in protective housing, left in engine compartment |
| S13 | Fuse in relay plate fuse box |
| T10 | 10-pin connector, black, right next to steering column |
| T10b | 10-pin connector, black, on protective housing, left in engine compartment |
| T10d | 10-pin connector, brown, on protective housing, left in engine compartment |
| T10e | 10-pin connector, yellow, on protective housing, left in engine compartment |
| T10g | 10-pin connector, white, on protective housing, left in engine compartment |
| T10m | 10-pin connector, brown, coupling station right A-pillar (automatic gearbox connection) |
| T80 | 80-pin connector, on Motronic control unit |
| A20 | Connection (15a), in dash panel wiring harness |
| A89 | Connection (brake light switch), in dash panel wiring harness |
| --- | For vehicles with automatic gearbox only |
| * | For vehicles with manual gearbox only |
| F60 | Idling switch |
| G40 | Hall sender |
| G69 | Throttle valve potentiometer |
| G88 | Throttle valve positioner potentiometer |
| J220 | Motronic control unit, in protective housing, left in engine compartment |
| J338 | Throttle valve control unit |
| T8h | 8-pin connector, grey, on throttle valve control unit |
| T80 | 80-pin connector, on Motronic control unit |
| V60 | Throttle valve positioner |
| 220 | Earth connection (sender earth), in engine wiring harness |
| D101 | Connection -1-, in engine compartment wiring harness |