| A | Battery |
| C | Alternator |
| SA1 | Fuse 1 in fuse holder A |
| SA4 | Fuse 4 in fuse holder A |
| SB25 | Fuse 25 on fuse holder B |
| SC | Fuse holder C |
| SC22 | Fuse 22 on fuse holder C |
| SC36 | Fuse 36 on fuse holder C |
| SC45 | Fuse 45 on fuse holder C |
| SC46 | Fuse 46 on fuse holder C |
| SC48 | Fuse 48 on fuse holder C |
| SC51 | Fuse 51 on fuse holder C |
| 508 | Threaded connection (30) on E-box |
| B111 | Positive connection 1 (30a), in interior wiring harness |
| B169 | Positive connection 1 (30), in interior wiring harness |
| B170 | Positive connection 2 (30), in interior wiring harness |
| B171 | Positive connection 3 (30), in interior wiring harness |
| * | Only models with no hybrid drive system |
| *2 | Cross section depends on equipment |
| *3 | see applicable current flow diagram for high-voltage system |
| E40 | Front left window regulator switch |
| E53 | Rear left window regulator switch, in driver door |
| E55 | Rear right window regulator switch, in driver door |
| E81 | Front right window regulator switch in driver door |
| E318 | Childproof lock button |
| J386 | Driver door control unit |
| K236 | Warning light for activated childproof lock |
| L76 | Button illumination bulb |
| T10f | 10-pin connector |
| T20a | 20-pin connector |
| T28 | 28-pin connector, lower part of A-pillar, driver side |
| T32a | 32-pin connector |
| V147 | Driver side window regulator motor |
| 205 | Earth connection, in driver door wiring harness |
| Q38 | Positive connection 1 (58b), in window regulator wiring harness |
| R10 | Positive connection 1 (30), in driver door wiring harness |
| S25 | Positive connection (30a), in central locking wiring harness |
| * | Gradually discontinued |
| E233 | Rear lid remote release button |
| E308 | Driver side interior locking button for central locking system |
| J386 | Driver door control unit |
| K133 | Central locking SAFELOCK function warning lamp |
| K174 | Driver side interior locking warning lamp |
| L76 | Button illumination bulb |
| T2z | 2-pin connector |
| T4am | 4-pin connector |
| T4w | 4-pin connector |
| T20a | 20-pin connector |
| T28 | 28-pin connector, lower part of A-pillar, driver side |
| T32a | 32-pin connector |
| 205 | Earth connection, in driver door wiring harness |
| Q38 | Positive connection 1 (58b), in window regulator wiring harness |
| J386 | Driver door control unit |
| L131 | Driver side turn signal repeater bulb |
| T2sk | 2-pin connector, in driver side exterior mirror housing |
| T2sl | 2-pin connector, in driver side exterior mirror housing |
| T16a | 16-pin connector |
| T20a | 20-pin connector |
| T28 | 28-pin connector, lower part of A-pillar, driver side |
| VX4 | Driver side exterior mirror |
| V17 | Driver side mirror adjustment motor |
| V121 | Driver side fold-in mirror motor |
| V149 | Driver side mirror adjustment motor |
| Z4 | Heated exterior mirror on driver side |
| 44 | Earth point, lower part of left A-pillar |
| 107 | Earth connection, in external mirror wiring harness |
| 205 | Earth connection, in driver door wiring harness |
| 386 | Earth connection 21, in main wiring harness |
| * | According to equipment |
| *2 | Wiring colour depends on equipment |
| E107 | Window regulator switch in front passenger door |
| F3 | Front passenger door contact switch |
| F221 | Front passenger side central locking lock unit |
| J387 | Front passenger door control unit |
| L76 | Button illumination bulb |
| T4ak | 4-pin connector |
| T8h | 8-pin connector |
| T20b | 20-pin connector |
| T28a | 28-pin connector, lower part of A-pillar, front passenger side |
| T32b | 32-pin connector |
| V57 | Front passenger seat central locking motor |
| V148 | Front passenger side window regulator motor |
| V162 | Front passenger door central locking SAFELOCK function motor |
| 206 | Earth connection, in front passenger door wiring harness |
| R16 | Positive connection 1 (30), in front passenger door wiring harness |
| * | Not for American markets |
| J387 | Front passenger door control unit |
| L132 | Front passenger side turn signal repeater bulb |
| T2sm | 2-pin connector, in front passenger side exterior mirror housing |
| T2sr | 2-pin connector, in front passenger side exterior mirror housing |
| T16b | 16-pin connector |
| VX5 | Front passenger side exterior mirror |
| V25 | Front passenger side mirror adjustment motor |
| V122 | Front passenger side fold-in mirror motor |
| V150 | Front passenger side mirror adjustment motor |
| Z5 | Heated exterior mirror on front passenger side |
| 801 | Earth connection 2, in external mirror wiring harness, in right door, near exterior mirror |
| * | According to equipment |
| *2 | Wiring colour depends on equipment |
| E234 | Rear lid handle release button |
| F5 | Luggage compartment light switch |
| F256 | Rear lid lock unit |
| J519 | Onboard supply control unit |
| T2aq | 2-pin connector |
| T2t | 2-pin connector |
| T2x | 2-pin connector |
| T4u | 4-pin connector |
| T52a | 52-pin connector |
| T52b | 52-pin connector |
| V155 | Tank filler flap locking motor |
| V254 | Rear lid electric opener motor |
| W3 | Luggage compartment light |
| 86 | Earth connection 1, in rear wiring harness |
| 391 | Earth connection 26, in main wiring harness |
| 662 | Earth point, rear left side panel |
| B128 | Connection (luggage compartment light), in interior wiring harness |
| B722 | Connection 3 (central locking), in main wiring harness |
| * | gradual introduction |
| *2 | Gradually discontinued |
| G273 | Interior monitoring sensor |
| G384 | Vehicle inclination sender |
| H12 | Alarm horn |
| H18 | Alarm system horn |
| J519 | Onboard supply control unit |
| J682 | Terminal 50 voltage supply relay |
| T2ah | 2-pin connector |
| T3f | 3-pin connector |
| T4j | 4-pin connector |
| T9c | 9-pin connector |
| T52b | 52-pin connector |
| T52c | 52-pin connector |
| 347 | Earth connection, in roof wiring harness |
| 389 | Earth connection 24, in main wiring harness |
| A32 | Positive connection (30), in dash panel wiring harness |
| A57 | Positive connection 3 (30), in dash panel wiring harness |
| B321 | Positive connection 7 (30a) in main wiring harness |
| B549 | Connection 2 (LIN bus) in main wiring harness |
| * | Not for American markets |
| *2 | Only for American markets |
| *3 | Cross section depends on equipment |
| E52 | Rear left window regulator switch, in door |
| J388 | Rear left door control unit |
| J519 | Onboard supply control unit |
| L76 | Button illumination bulb |
| T4aq | 4-pin connector |
| T20f | 20-pin connector |
| T28b | 28-pin connector, on left B-pillar |
| V26 | Rear left window regulator motor |
| 207 | Earth connection, in rear left door wiring harness |
| A62 | Connection (window regulators), in dash panel wiring harness |
| Q40 | Positive connection 3 (58b), in window regulator wiring harness |
| R19 | Positive connection 1 (30), in rear left door wiring harness |
| E286 | Rear central switch for interior locking |
| F10 | Rear left door contact switch |
| F222 | Rear left central locking lock unit |
| J388 | Rear left door control unit |
| J519 | Onboard supply control unit |
| L76 | Button illumination bulb |
| T4bz | 4-pin connector |
| T8s | 8-pin connector |
| T20f | 20-pin connector |
| T28b | 28-pin connector, on left B-pillar |
| V214 | Rear left door central locking motor, lock |
| 43 | Earth point, lower part of right A-pillar |
| 207 | Earth connection, in rear left door wiring harness |
| 366 | Earth connection 1, in main wiring harness |
| 388 | Earth connection 23, in main wiring harness |
| * | Not for American markets |
| E54 | Rear right window regulator switch, in door |
| J389 | Rear right door control unit |
| J519 | Onboard supply control unit |
| L76 | Button illumination bulb |
| T4ar | 4-pin connector |
| T20g | 20-pin connector |
| T28c | 28-pin connector, on right B-pillar |
| V27 | Rear right window regulator motor |
| 208 | Earth connection, in rear right door wiring harness |
| Q41 | Positive connection 4 (58b), in window regulator wiring harness |
| R23 | Positive connection 1 (30), in rear right door wiring harness |
| F11 | Rear right door contact switch |
| F223 | Rear right central locking lock unit |
| J389 | Rear right door control unit |
| J519 | Onboard supply control unit |
| T8t | 8-pin connector |
| T20g | 20-pin connector |
| T28c | 28-pin connector, on right B-pillar |
| V215 | Rear right door central locking motor, lock |
| 43 | Earth point, lower part of right A-pillar |
| 81 | Earth connection 1, in dash panel wiring harness |
| 208 | Earth connection, in rear right door wiring harness |
| * | Not for American markets |
| F266 | Bonnet contact switch |
| J519 | Onboard supply control unit |
| J681 | Terminal 15 voltage supply relay 2 |
| SC13 | Fuse 13 on fuse holder C |
| T2n | 2-pin connector |
| T6b | 6-pin connector |
| T6d | 6-pin connector |
| T9f | 9-pin connector |
| T52a | 52-pin connector |
| T52b | 52-pin connector |
| T52c | 52-pin connector |
| W1 | Front interior light |
| Y7 | Automatic anti-dazzle interior mirror |
| 132 | Earth connection 3, in engine compartment wiring harness |
| 167 | Earth connection 4, in engine compartment wiring harness |
| 376 | Earth connection 11, in main wiring harness |
| 655 | Earth point, on left headlight |
| A87 | Connection (RL), in dash panel wiring harness |
| A184 | Connection (bonnet contact switch), in dash panel wiring harness |
| A217 | Positive connection 8 (15a) in dash panel wiring harness |
| B163 | Positive connection 1 (15), in interior wiring harness |
| * | Gradually discontinued |
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