| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| S125 | Glow plug fuse |
| T1ag | Single pin connector, on starter |
| T2bo | 2-pin connector, on alternator |
| T2v | 2-pin connector, near battery |
| T16c | 16-pin connector, yellow, next to relay plate |
| 1 | Earth strap, battery - body |
| 49 | Earth point, near battery |
| D26 | Positive connection (B+), in alternator wiring harness |
| P1 | Positive connection (30), in fuse holder on battery |
| J52 | Glow plug relay |
| J623 | Engine control unit |
| N18 | Exhaust gas recirculation valve |
| Q6 | Engine glow plug |
| T2bh | 2-pin connector, on exhaust gas recirculation valve |
| T9k | 9-pin connector, on glow plug relay |
| T17b | 17-pin connector, in rear engine compartment |
| T18a | 18-pin connector, on diesel direct injection system control unit |
| F31 | Connection 1 (engine glow plugs), in diesel direct injection system wiring harness |
| F33 | Positive connection (30), in diesel direct injection system wiring harness |
| F2 | Driver door contact switch |
| J362 | Immobilizer control unit |
| J623 | Engine control unit |
| N22 | Temperature sensor 2 series resistor |
| N78 | Altitude correction solenoid valve |
| T1w | Single connector, on driver door contact switch |
| T8g | 8-pin connector, on immobilizer control unit |
| T16a | 16-pin connector, behind driver storage compartment |
| T16g | 16-pin connector, red, behind the glove compartment |
| T17b | 17-pin connector, in rear engine compartment |
| T18a | 18-pin connector, on diesel direct injection system control unit |
| 131 | Earth connection 2, in engine compartment wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| F22 | Oil pressure switch |
| G2 | Coolant temperature sender |
| G22 | Speedometer sender |
| G62 | Coolant temperature sender |
| N211 | Throttle butterfly valve |
| T1v | Single pin connector, on oil pressure switch |
| T2bi | 2-pin connector, on throttle butterfly valve |
| T3o | 3-pin connector, on speedometer sender |
| T4aa | 4-pin connector, on coolant temperature sender |
| T16f | 16-pin connector, black, behind the glove compartment |
| T16g | 16-pin connector, red, behind the glove compartment |
| T17b | 17-pin connector, in rear engine compartment |
| 18 | Earth point on engine block |
| 43 | Earth point, lower part of right A-pillar |
| 85 | Earth connection 1, in engine compartment wiring harness |
| 220 | Earth connection (sender earth), in engine wiring harness |
| G | Fuel gauge sender |
| J82 | Ignition cut-off relay |
| J362 | Immobilizer control unit |
| N109 | Fuel shut-off valve |
| R | Radio |
| SA10 | Fuse 10 on fuse holder A |
| SA20 | Fuse 20 on fuse holder A |
| T2bk | 2-pin connector, on fuel shut-off valve |
| T4z | 4-pin connector, on fuel pump |
| T8g | 8-pin connector, on immobilizer control unit |
| T8h | 8-connector, on radio |
| T9l | 9-pin connector, on electric drive main relay |
| T16b | 16-pin connector, red, next to relay plate |
| T16f | 16-pin connector, black, behind the glove compartment |
| T16g | 16-pin connector, red, behind the glove compartment |
| T17b | 17-pin connector, in rear engine compartment |
| 213 | Earth connection, in dash panel wiring harness |
| 335 | Earth connection 5, in dash panel wiring harness |
| A20 | Positive connection (15a), in dash panel wiring harness |
| D | Ignition/starter switch |
| J59 | X-contact relief relay |
| R | Radio |
| SA24 | Fuse 24 on fuse holder A |
| SA32 | Fuse 32 on fuse holder A |
| T6a | 6-pin connector, on X-contact relief relay |
| T7c | 7-pin connector, on ignition/starter switch |
| T8h | 8-connector, on radio |
| T16f | 16-pin connector, black, behind the glove compartment |
| TV2 | Terminal 30 wiring junction |
| A2 | Positive connection (15), in dash panel wiring harness |
| A32 | Positive connection (30), in dash panel wiring harness |
| A49 | Connection 1, in dash panel wiring harness |
| F25 | Connection 1, in diesel direct injection system wiring harness |