| A | Battery (00532) |
| E1 | Lighting switch |
| E256 | Button for TCS/ESP |
| J59 | Relief relay for x contact |
| J104 | Control unit for ABS with EDS |
| J220 | Control unit for motronic |
| J248 | Control unit for Diesel direct injection system |
| J361 | Simos control unit |
| SA7 | Fuse -7- on battery fuse holder |
| SA8 | Fuse -8- on battery fuse holder |
| SB18 | Fuse -18- on fuse holder |
| T3a | 3 pin connector, black, on the battery |
| T5q | 5 pin connector |
| T6i | 6 pin connector, black, in the coupling distributor |
| T6j | 6 pin connector, black, on the relay holder bracket |
| T10j | 10 pin connector, pink, on the relay holder bracket |
| T17 | 17 pin connector, black, light switch |
| T25 | 25 pin connector, black, on the left side of the engine housing |
| T80 | 80 pin connector, black |
| T121 | 121 pin connector, black |
| 135 | Earth connection -2-, in dash panel wiring loom |
| A4 | Positive (+) connection (58b), in dash panel wiring loom |
| A61 | Positive connection (X), in instrument panel wiring loom |
| * | Only with ALD, ANV, AKK or ANW engine distinctive lettering |
| ** | Only vehicles with ASR |
| *** | Only with APE or AQQ engine distinctive lettering |
| **** | Only with AKL or AEH engine distinctive lettering |
| ***** | Only with AGP, AQM, AGR, ALH or ASK engine distinctive lettering |
| F | Brake light switch (00526-2131) |
| J104 | Control unit for ABS with EDS |
| J285 | Control unit with display unit in dash panel insert (01317) |
| N125 | Valve 1 for differential lock (00279-1223) |
| N126 | Valve 2 for differential lock (00280-1224) |
| N133 | ABS inlet valve, rear right (00273-1211) |
| N134 | ABS inlet valve, rear left (00274-1212) |
| N135 | ABS outlet valve, rear right (00275-1213) |
| N136 | ABS outlet valve, rear left (00276-1214) |
| T2 | 2 pin connector |
| T3 | 3 pin connector, black, in the brake |
| T6i | 6 pin connector, black, in the coupling distributor |
| T10g | 10 pin connector, green, in the coupling distributor |
| T10i | 10 pin connector, red, in the coupling distributor |
| T10j | 10 pin connector, pink, on the relay holder bracket |
| T16 | 16 pin connector, self-diagnosis connection |
| T25 | 25 pin connector, black, on the left side of the engine housing |
| T32 | 32 pin connector, blue, dashboard |
| T32a | 32 pin connector, green, dashboard |
| V64 | ABS hydraulic pump (01276-4133) |
| A76 | Connection (diagnosis wire K), in dash panel wiring loom |
| * | Only vehicles with EDS |
| ** | Only vehicles with ASR |
| G44 | Rear right speed sensor (00287-1243) |
| G45 | Front right speed sensor (00285-1241) |
| G46 | Rear left speed sensor (00290-1311) |
| G47 | Front left speed sensor (00283-1233) |
| J104 | Control unit for ABS with EDS |
| N99 | Inlet valve ABS front right (00259-1114) |
| N100 | Outlet valve ABS front right (00267-1134) |
| N101 | Inlet valve ABS front left (00257-1112) |
| N102 | Outlet valve ABS front left (00265-1132) |
| T2e | 2 pin connector, in the front right ABS sensor |
| T2f | 2 pin connector, in the rear left ABS sensor |
| T2g | 2 pin connector, in the rear right ABS sensor |
| T2h | 2 pin connector, in the front left ABS sensor |
| T25 | 25 pin connector, black, on the left side of the engine housing |
| 114 | Earth connection in automatic gearbox wiring loom |