| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| J17 | Fuel pump relay |
| J53 | Starter motor relay, on the 11 position additional relay carrier |
| J59 | X contact relief relay |
| J220 | Motronic control unit |
| SA11 | Fuse -1- on fuse box/ engine compartment |
| SA12 | Fuse -2- on fuse box/ engine compartment |
| SB21 | Fuse -21- on fuse box |
| SB31 | Fuse -31- on fuse box |
| T5 | 5-pin connector, near alternator |
| T10a | 10-pin connector, green, connector point under relay carrier |
| T10d | 10-pin connector, red, connector point under relay carrier |
| T121 | 121-pin connector, on Motronic control unit |
| 500 | Screw connection -1- (30), on relay plate |
| 501 | Screw connection -2- (30), on relay plate |
| 502 | Screw connection -1- (30a), on relay plate |
| A32 | Positive (+) connection (30), in dash panel wiring harness |
| A41 | Positive (+) connection (50), in dash panel wiring harness |
| B150 | Positive (+) connection -2- (30a), in interior wiring harness |
| D | Ignition/starter switch |
| F41 | Reversing switch |
| J514 | Electronic manual gearbox control unit |
| SB29 | Fuse -29- in fuse box |
| SB33 | Fuse -33- in fuse box |
| T10 | 10-pin connector, white, connector point under relay carrier |
| T10m | 10-pin connector, brown, connector point under relay carrier |
| T10t | 10-pin connector, violet, connector point under relay carrier |
| T68 | 68-pin connector, on electronic manual gearbox control unit |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A87 | Connection (RF (reversing light)), in dash panel wiring harness |
| D151 | Connection (RF), in engine compartment wiring harness |
| U25 | Connection (15), in manual gearbox wiring harness |
| E330 | Eco-operation switch |
| F270 | Brake pressure switch |
| J29 | Diode |
| J104 | ABS with EDL control unit |
| J220 | Motronic control unit |
| J379 | Central locking and anti-theft alarm system control unit |
| J514 | Electronic manual gearbox control unit |
| T10m | 10-pin connector, brown, connector point under relay carrier |
| T10s | 10-pin connector, grey |
| T68 | 68-pin connector, on electronic manual gearbox control unit |
| W | Interior light, front |
| 10 | Earth point, in plenum chamber |
| 76 | Earth point, near selector mechanism |
| 81 | Earth connection -1-, in dash panel wiring harness |
| 114 | Earth connection, in automatic gearbox wiring harness |
| B154 | Connection -1- (TK (door contact)), in interior wiring harness |
| B161 | Connection (anti-theft alarm), in interior wiring harness |
| D159 | Connection (high bus), in engine compartment wiring harness |
| D160 | Connection (low bus), in engine compartment wiring harness |
| * | Only models with anti-theft alarm system |
| D | Ignition/starter switch |
| E1 | Lighting switch |
| G38 | Gearbox speed sender |
| G162 | Clutch travel sender |
| J587 | Selector lever sensors control unit |
| J514 | Electronic manual gearbox control unit |
| SB26 | Fuse -26- in relay plate fuse box |
| T2 | 2-pin connector |
| T3h | 3-pin connector |
| T8h | 8-pin connector |
| T8k | 8-pin connector, on selector lever sensors control unit |
| T10s | 10-pin connector, grey, connector point under relay carrier |
| T10t | 10-pin connector, violet, connector point under relay carrier |
| T68 | 68-pin connector, on electronic manual gearbox control unit |
| A20 | Connection (15a), in dash panel wiring harness |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
| B145 | Positive (+) connection (58b), in interior wiring harness |
| G270 | Hydraulic pressure sender |
| J53 | Starter motor relay |
| J510 | Gearbox hydraulic pump relay |
| J514 | Electronic manual gearbox control unit |
| N255 | Clutch actuator valve |
| SB47 | Fuse -47- in relay plate fuse box |
| T8g | 8-pin connector |
| T10m | 10-pin connector, brown, connector point under relay carrier |
| T68 | 68-pin connector, on electronic manual gearbox control unit |
| V180 | Clutch actuator hydraulic pump |
| 12 | Earth point, in engine compartment, left |
| 131 | Earth connection -2-, in engine compartment wiring harness |
| 167 | Earth connection -4-, in engine compartment wiring harness |
| U28 | Connection (0V), in manual gearbox wiring harness |
| U29 | Connection (5V), in manual gearbox wiring harness |
| U30 | Connection -2- (0V), in manual gearbox wiring harness |
| G239 | Gear detector potentiometer -1- |
| G240 | Gear detector potentiometer -2- |
| J255 | Climatronic control unit |
| J514 | Electronic manual gearbox control unit |
| N284 | Selector lever valve 1, forwards |
| N285 | Selector lever valve 2, forwards |
| N286 | Selector lever valve 3, forwards |
| N287 | Selector lever valve 4, forwards |
| T6g | 6-pin connector |
| T6h | 6-pin connector |
| T10c | 10-pin connector, blue, connector point under relay carrier |
| T10d | 10-pin connector, red, connector point under relay carrier |
| T10t | 10-pin connector, violet, connector point under relay carrier |
| T14e | 14-pin connector, near gearbox |
| T68 | 68-pin connector, on electronic manual gearbox control unit |
| A27 | Connection (speed signal), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| E26 | Connection (selector position P/N), in Motronic wiring harness |
| U3 | Connection -1-, in automatic gearbox wiring harness |
| U28 | Connection (0V), in manual gearbox wiring harness |
| U29 | Connection (5V), in manual gearbox wiring harness |
| F9 | Handbrake warning switch |
| G5 | Rev. counter |
| G21 | Speedometer |
| J29 | Diode |
| J285 | Control unit with display in dash panel insert |
| J534 | Handbrake warning lamp control unit |
| K2 | Alternator warning lamp |
| K14 | Handbrake warning lamp |
| SB25 | Fuse -25- in fuse box |
| T6i | 6-pin connector |
| T9 | 9-pin connector |
| T10c | 10-pin connector, blue, connector point under relay carrier |
| T32 | 32-pin connector, blue, on dash panel insert |
| 59 | Earth point, near left tail light |
| 277 | Earth connection -3-, in interior wiring harness |
| A59 | Connection (sender), in instruments wiring harness |
| A27 | Connection (speed signal), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| E26 | Connection (selector position P/N), in Motronic wiring harness |