| B | Starter |
| D | Ignition/starter switch |
| F125 | Multi-function switch |
| J17 | Fuel pump relay |
| J207 | Starter inhibitor relay |
| J217 | Automatic gearbox control unit |
| M16 | Left reversing light bulb |
| M17 | Right reversing light bulb |
| S231 | Fuse in fuse holder |
| T3m | 3-pin connector, brown, coupling station right A-pillar |
| T9 | 9-pin connector, black |
| T10d | 10-pin connector, brown, on protective housing for control units, on left in engine compartment |
| T10m | 10-pin connector, on gearbox |
| T15m | 15-pin connector, brown, coupling station right A-pillar |
| T88 | 88-pin connector, on automatic gearbox control unit |
| 114 | Earth connection, in automatic gearbox wiring harness |
| A2 | Positive connection (15), in dash panel wiring harness |
| A70 | Connection (15a, fuse 231), in dash panel wiring harness |
| A86 | Connection (50a), in dash panel wiring harness |
| A87 | Connection (RF (reversing light)), in dash panel wiring harness |
| U2 | Connection 1 (15), in automatic gearbox wiring harness |
| U10 | Connection (cruise control system), in automatic gearbox wiring harness |
| * | Discontinued from November 2003 |
| E20 | Switches and instruments illumination regulator |
| F189 | Tiptronic switch |
| J217 | Automatic gearbox control unit |
| K142 | Selector lever position P/N warning lamp |
| L101 | Selector lever display illumination |
| N110 | Selector lever lock solenoid |
| T10q | 10-pin connector, under centre console |
| T15m | 15-pin connector, brown, coupling station right A-pillar |
| T88 | 88-pin connector, on automatic gearbox control unit |
| 43 | Earth point, lower part of right A-pillar |
| 114 | Earth connection, in automatic gearbox wiring harness |
| A19 | Connection (58d), in dash panel wiring harness |
| U3 | Connection 1, in automatic gearbox wiring harness |
| U3 | Connection 2, in automatic gearbox wiring harness |
| * | From November 2003 |
| G68 | Vehicle speed sender (inductive sender, 2 connections) |
| G93 | Gearbox oil temperature sender |
| J217 | Automatic gearbox control unit |
| N88 | Solenoid valve 1 |
| N89 | Solenoid valve 2 |
| N90 | Solenoid valve 3 |
| N215 | Automatic gearbox pressure control valve -1- |
| N216 | Automatic gearbox pressure control valve -2- |
| N217 | Automatic gearbox pressure control valve -3- |
| N218 | Automatic gearbox pressure control valve -4- |
| T16a | 16-pin connector, on gearbox |
| T88 | 88-pin connector, on automatic gearbox control unit |
| F | Brake light switch |
| G38 | Gearbox speed sender |
| J... | Engine control unit |
| J217 | Automatic gearbox control unit |
| J285 | Control unit with display in dash panel insert |
| S15 | Fuses in relay plate fuse holder |
| T15m | 15-pin connector, brown, coupling station right A-pillar |
| T15s | 15-pin connector |
| T16 | 16-pin connector, diagnostic socket, in centre console near handbrake lever |
| T16a | 16-pin connector, on gearbox |
| T32a | 32-pin connector, blue, on dash panel insert |
| T32b | 32-pin connector, green, on dash panel insert |
| T88 | 88-pin connector, on automatic gearbox control unit |
| 500 | Screw connection 1 (30), on relay plate |
| A1 | Positive connection (30a), in dash panel wiring harness |
| A32 | Positive connection (30), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| A89 | Connection 2 (54), in dash panel wiring harness |
| A98 | Positive connection 4 (30), in dash panel wiring harness |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
| * | From November 2003 |