| F2 | Driver door contact switch |
| F220 | Driver side central locking lock unit |
| J386 | Driver door control unit |
| J519 | Onboard supply control unit |
| T8y | 8-pin connector, black |
| T20a | 20-pin connector, black |
| T28a | 28-pin connector, in left A-pillar coupling station, black |
| T28b | 28-pin connector, in right A-pillar coupling station, black |
| VX21 | Driver door lock unit |
| V56 | Driver door central locking motor |
| V161 | Driver door central locking SAFELOCK function motor |
| 370 | Earth connection 5, in main wiring harness |
| |
| * | Only left-hand drive models |
| *2 | Only right-hand drive models |
| E308 | Driver side interior locking button for central locking system |
| J386 | Driver door control unit |
| J519 | Onboard supply control unit |
| J533 | Data bus diagnostic interface |
| K133 | Central locking SAFELOCK function warning lamp |
| K174 | Driver side interior locking warning lamp |
| L76 | Button illumination bulb |
| T2am | 2-pin connector, in driver door |
| T4af | 4-pin connector |
| T16f | 16-pin connector, brown |
| T20 | 20-pin connector, red |
| T20a | 20-pin connector, black |
| T28a | 28-pin connector, in left A-pillar coupling station, black |
| T28b | 28-pin connector, in right A-pillar coupling station, black |
| |
| |
| 267 | Earth connection 2, in drive side door wiring harness |
| 734 | Earth point in front left door |
| 735 | Earth point in front right door |
| B397 | Connection 1 (convenience CAN bus, high), in main wiring harness |
| B406 | Connection 1 (convenience CAN bus, low), in main wiring harness |
| * | Only left-hand drive models |
| *2 | Only right-hand drive models |
| *3 | Only models with radio navigation system |
| F3 | Front passenger door contact switch |
| F221 | Front passenger side central locking lock unit |
| J387 | Front passenger door control unit |
| J519 | Onboard supply control unit |
| T8z | 8-pin connector, black |
| T20b | 20-pin connector, black |
| T28a | 28-pin connector, in left A-pillar coupling station |
| T28b | 28-pin connector, in right A-pillar coupling station, black |
| T52c | 52-pin connector, brown |
| VX22 | Front passenger door lock unit |
| V57 | Front passenger seat central locking motor |
| V162 | Front passenger door central locking SAFELOCK function motor |
| |
| B397 | Connection 1 (convenience CAN bus, high), in main wiring harness |
| B406 | Connection 1 (convenience CAN bus, low), in main wiring harness |
| * | Only left-hand drive models |
| *2 | Only right-hand drive models |
| F10 | Rear left door contact switch |
| F222 | Rear left central locking lock unit |
| F353 | Contact strip in left sliding door |
| J519 | Onboard supply control unit |
| T3bn | 3-pin connector, black |
| T6bl | 6-pin connector, in left sliding door, black |
| T6m | 6-pin connector, black |
| T6n | 6-pin connector, black |
| T52a | 52-pin connector, black |
| T52b | 52-pin connector, white |
| V95 | Left sliding door central locking motor |
| 374 | Earth connection 9, in main wiring harness |
| 375 | Earth connection 10, in main wiring harness |
| 420 | Earth connection 1, in left sliding door wiring harness |
| |
| |
| * | Only models with left sliding door |
| *2 | Only left-hand drive models |
| *3 | Only right-hand drive models |
| F11 | Rear right door contact switch |
| F223 | Rear right central locking lock unit |
| F352 | Contact strip in right sliding door |
| J519 | Onboard supply control unit |
| T3p | 3-pin connector, black |
| T6be | 6-pin connector, black |
| T6bk | 6-pin connector, in right sliding door, black |
| T6p | 6-pin connector, black |
| T52a | 52-pin connector, black |
| T52b | 52-pin connector, white |
| V58 | Right sliding door central locking motor |
| |
| 373 | Earth connection 8, in main wiring harness |
| 377 | Earth connection 12, in main wiring harness |
| 421 | Earth connection 1, in right sliding door wiring harness |
| * | Only models with right sliding door |
| *2 | Only right-hand drive models |
| E234 | Rear lid handle release button |
| F5 | Luggage compartment light switch |
| F256 | Rear lid lock unit |
| J519 | Onboard supply control unit |
| T4ar | 4-pin connector, in rear lid, black |
| T4as | 4-pin connector, black |
| T5e | 5-pin connector, in rear left side panel, black |
| T5g | 5-pin connector, in rear left side panel, brown |
| T52a | 52-pin connector, black |
| T52b | 52-pin connector, white |
| VX25 | Rear lid lock unit |
| V139 | Rear lid release motor |
| W3 | Luggage compartment light |
| 98 | Earth connection, in rear lid wiring harness |
| B559 | Positive connection 1 (30g) in main wiring harness |
| W22 | Connection (door contact switch), in rear wiring harness |
| * | Only models with rear lid |
| *2 | Only models with wing doors |
| *3 | Only models with no luggage compartment light |
| *4 | Only models with luggage compartment light |
| *5 | Not for Camper |
| *6 | Only Camper |
| E310 | Rear left interior locking button for central locking system, in luggage compartment, rear left |
| J519 | Onboard supply control unit |
| T4ag | 4-pin connector |
| T5g | 5-pin connector, in rear left side panel |
| T52a | 52-pin connector, black |
| T52b | 52-pin connector, white |
| 98 | Earth connection, in rear lid wiring harness |
| 382 | Earth connection 17, in main wiring harness |
| 392 | Earth connection 27, in main wiring harness |
| 393 | Earth connection 28, in main wiring harness |
| |
| B340 | Connection 1 (58d), in main wiring harness |
| * | Only Camper |
| *2 | Only models with rear lid |
| *3 | Only models with wing doors |
| *4 | Only Caddy Maxi |
| E599 | Interior illumination switch |
| J519 | Onboard supply control unit |
| T4at | 4-pin connector, in rear lid, white |
| T5e | 5-pin connector, in rear left side panel, black |
| W61 | Surround lighting 1 in rear lid |
| W62 | Surround lighting 2 in rear lid |
| Q22 | Connection 1, in rear lid wiring harness |
| Q154 | Connection (rear lid contact switch), in rear lid wiring harness |
| * | Only Camper |
| F5 | Luggage compartment light switch |
| F227 | Rear left door contact switch |
| F357 | Left luggage compartment light switch |
| J519 | Onboard supply control unit |
| T3g | 3-pin connector |
| T4f | 4-pin connector, black |
| T5e | 5-pin connector, in rear left side panel, black |
| T5g | 5-pin connector, in rear left side panel, brown |
| T52a | 52-pin connector, black |
| T52b | 52-pin connector, white |
| VX23 | Rear left door lock unit |
| V139 | Rear lid release motor |
| 168 | Earth connection, in rear left wing door wiring harness |
| * | Only models with wing doors |
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