| J329 | Terminal 15 voltage supply relay |
| SC | Fuse holder C |
| SC1 | Fuse 1 on fuse holder C |
| SC2 | Fuse 2 on fuse holder C |
| SA3 | Fuse 3 in fuse holder A |
| SC4 | Fuse 4 on fuse holder C |
| SC5 | Fuse 5 on fuse holder C |
| SC6 | Fuse 6 on fuse holder C |
| SB6 | Fuse 6 on fuse holder B |
| SC13 | Fuse 13 on fuse holder C |
| SC14 | Fuse 14 on fuse holder C |
| A2 | Positive connection (15), in dash panel wiring harness |
| A20 | Positive connection (15a), in dash panel wiring harness |
| A32 | Positive connection (30), in dash panel wiring harness |
| A52 | Positive connection 2 (30), in dash panel wiring harness |
| A57 | Positive connection 3 (30), in dash panel wiring harness |
| A98 | Positive connection 4 (30), in dash panel wiring harness |
| A167 | Positive connection 3 (30a) in dash panel wiring harness |
| A199 | Positive connection 4 (15a) in dash panel wiring harness |
| B346 | Connection 1 (75), in main wiring harness |
| * | Up to July 2014 |
| *2 | Cross section depends on equipment |
| *3 | From July 2014 |
| J519 | Onboard supply control unit, in gearbox |
| J681 | Terminal 15 voltage supply relay 2 |
| J682 | Terminal 50 voltage supply relay |
| J935 | Converter box |
| T10z | 10-pin connector |
| T73 | 73-pin connector |
| T73a | 73-pin connector |
| A21 | Connection (86s), in dash panel wiring harness |
| A41 | Positive connection (50), in dash panel wiring harness |
| B240 | Positive connection 2 (50), in interior wiring harness |
| * | Up to July 2014 |
| *2 | Only models with no entry and start authorisation |
| *3 | Only models with entry and start authorisation |
| *4 | Cross section depends on equipment |
| J519 | Onboard supply control unit |
| L174 | Left daytime running light bulb |
| L175 | Right daytime running light bulb |
| M1 | Left side light bulb |
| M5 | Front left turn signal bulb |
| M29 | Left headlight dipped beam bulb |
| M30 | Left headlight main beam bulb |
| T2cc | 2-pin connector |
| T2cd | 2-pin connector |
| T10c | 10-pin connector |
| T73 | 73-pin connector |
| T73a | 73-pin connector |
| V48 | Left headlight range control motor |
| A6 | Positive connection (left turn signal), in dash panel wiring harness |
| B457 | Connection 1 (potentiometer), in main wiring harness |
| C63 | Positive connection 1, in daytime running light wiring harness |
| C64 | Positive connection 2, in daytime running light wiring harness |
| * | Cross section depends on equipment |
| L22 | Left fog light bulb |
| L23 | Right fog light bulb |
| M3 | Right side light bulb |
| M7 | Front right turn signal bulb |
| M31 | Right headlight dipped beam bulb |
| M32 | Right headlight main beam bulb |
| T2h | 2-pin connector |
| T2i | 2-pin connector |
| T10d | 10-pin connector |
| V49 | Right headlight range control motor |
| 13 | Earth point, on right in engine compartment |
| 176 | Earth connection, in right headlight wiring harness |
| A5 | Positive connection (right turn signal), in dash panel wiring harness |
| * | Cross section depends on equipment |
| L46 | Rear left fog light bulb |
| M4 | Left tail light bulb |
| M6 | Rear left turn signal bulb |
| M8 | Rear right turn signal bulb |
| M16 | Left reversing light bulb |
| M17 | Right reversing light bulb |
| M21 | Left brake and tail light bulb |
| M22 | Right brake and tail light bulb |
| T3aa | 3-pin connector |
| T5i | 5-pin connector |
| T5j | 5-pin connector |
| 50 | Earth point, on left in luggage compartment |
| 376 | Earth connection 11, in main wiring harness |
| 377 | Earth connection 12, in main wiring harness |
| A18 | Connection (54), in dash panel wiring harness |
| A88 | Connection (RFL), in dash panel wiring harness |
| A169 | Connection 2 (58L), in dash panel wiring harness |
| A170 | Connection 2 (58R), in dash panel wiring harness |
| * | Only models with daytime running lights |
| *2 | Only models with no daytime running lights |
| *3 | Cross section depends on equipment |
| F4 | Reversing light switch |
| J519 | Onboard supply control unit |
| M2 | Right tail light bulb |
| M17 | Right reversing light bulb |
| M25 | High-level brake light bulb |
| T2a | 2-pin connector |
| T2al | 2-pin connector |
| T3ab | 3-pin connector |
| T73a | 73-pin connector |
| 376 | Earth connection 11, in main wiring harness |
| 377 | Earth connection 12, in main wiring harness |
| A18 | Connection (54), in dash panel wiring harness |
| A170 | Connection 2 (58R), in dash panel wiring harness |
| A192 | Positive connection 3 (15a) in dash panel wiring harness |
| B182 | Connection (RL), in interior wiring harness |
| C69 | Front left connection (fog light),, in main wiring harness |
| D59 | Connection (fog light), in engine compartment wiring harness |
| * | Only models with manual gearbox |
| *2 | Up to July 2014 |
| *3 | Only models with daytime running lights |
| *4 | Only models with no daytime running lights |
| *5 | Only models with automatic gearbox |
| *6 | Only models with dual clutch gearbox |
| *7 | Cross section depends on equipment |
| *8 | Only models with 1.4l engine |
| *9 | From July 2014 |
| E102 | Headlight range control regulator |
| J519 | Onboard supply control unit |
| L28 | Cigarette lighter illumination bulb |
| T2ak | 2-pin connector |
| T2be | 2-pin connector |
| T2bf | 2-pin connector |
| T3b | 3-pin connector |
| T8i | 8-pin connector |
| T73 | 73-pin connector |
| T73a | 73-pin connector |
| U1 | Cigarette lighter |
| X | Number plate light |
| 45 | Earth point, centre behind dash panel |
| 370 | Earth connection 5, in main wiring harness |
| 372 | Earth connection 7, in main wiring harness |
| 381 | Earth connection 16, in main wiring harness |
| 437 | Earth connection, in number plate wiring harness |
| A37 | Connection (58a), in dash panel wiring harness |
| W58 | Connection (87), in rear wiring harness |
| * | Cross section depends on equipment |
| H2 | Treble horn |
| H7 | Bass horn |
| J400 | Wiper motor control unit |
| J519 | Onboard supply control unit |
| T2k | 2-pin connector |
| T2l | 2-pin connector |
| T4e | 4-pin connector |
| T73 | 73-pin connector |
| T73a | 73-pin connector |
| V | Windscreen wiper motor |
| 179 | Earth connection, in left headlight wiring harness |
| 366 | Earth connection 1, in main wiring harness |
| 380 | Earth connection 15, in main wiring harness |
| 640 | Earth point 2, left in engine compartment |
| A90 | Connection (dual tone horn), in dash panel wiring harness |
| * | Only models with dual tone horn |
| *2 | Only models with treble horn |
| J217 | Automatic gearbox control unit |
| J519 | Onboard supply control unit |
| J623 | Engine control unit |
| J743 | Mechatronic unit for dual clutch gearbox |
| T16 | 16-pin connector |
| T25 | 25-pin connector |
| T52 | 52-pin connector |
| T73a | 73-pin connector |
| T80 | 80-pin connector |
| U31 | Diagnostic connection |
| A1 | Positive connection (30a), in dash panel wiring harness |
| A76 | Connection (K-diagnosis wire), in dash panel wiring harness |
| A200 | Positive connection 5 (15a) in dash panel wiring harness |
| B713 | Connection 1 (CAN bus diagnosis, high), in main wiring harness |
| B714 | Connection 1 (CAN bus diagnosis, low), in main wiring harness |
| * | Only models with automatic gearbox |
| *2 | Only models with dual clutch gearbox |
| F34 | Brake fluid level warning contact |
| G17 | Ambient temperature sensor |
| G32 | Coolant shortage indicator sender |
| G34 | Front left brake pad wear sender |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| K28 | Coolant temperature and coolant shortage warning lamp |
| K32 | Brake pad warning lamp |
| K118 | Brake system warning lamp |
| T2g | 2-pin connector |
| T2s | 2-pin connector |
| T2u | 2-pin connector |
| T2v | 2-pin connector |
| T32 | 32-pin connector |
| T73a | 73-pin connector |
| 269 | Earth connection (sender earth) 1, in dash panel wiring harness |
| 379 | Earth connection 14, in main wiring harness |
| A178 | Connection (infotainment CAN bus, high), in dash panel wiring harness |
| A179 | Connection (infotainment CAN bus, low), in dash panel wiring harness |
| B268 | Connection 1 (brake pad wear indicator), in interior wiring harness |
| * | Only models with warning function for brake pad wear |
| F9 | Handbrake warning switch |
| H3 | Buzzer and gong |
| J119 | Multifunction indicator |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| K48 | Gearshift indicator warning lamp |
| K65 | Left turn signal warning lamp |
| K94 | Right turn signal warning lamp |
| K166 | Door open warning lamp |
| T2y | 2-pin connector |
| T32 | 32-pin connector |
| T73a | 73-pin connector |
| 371 | Earth connection 6, in main wiring harness |
| B383 | Connection 1 (powertrain CAN bus, high), in main wiring harness |
| B390 | Connection 1 (powertrain CAN bus, low), in main wiring harness |
| E2 | Turn signal switch |
| E3 | Hazard warning light switch |
| E4 | Headlight dipper and flasher switch |
| EX19 | Left steering column switch |
| J12 | Headlight main beam relay |
| J519 | Onboard supply control unit |
| K6 | Indicator lamp for hazard warning light |
| T6ah | 6-pin connector |
| T16j | 16-pin connector |
| T73 | 73-pin connector |
| 45 | Earth point, centre behind dash panel |
| 371 | Earth connection 6, in main wiring harness |
| A51 | Connection (56), in dash panel wiring harness |
| EX20 | Right steering column switch |
| E22 | Intermittent wiper switch |
| E38 | Intermittent wiper regulator |
| E44 | Washer pump switch (automatic wash/wipe and headlight washer system) |
| E86 | Multifunction display call-up button |
| E92 | Reset button |
| J519 | Onboard supply control unit |
| T2t | 2-pin connector |
| T10aa | 10-pin connector |
| T73a | 73-pin connector |
| V5 | Washer pump |
| 369 | Earth connection 4, in main wiring harness |
| A156 | Connection (53c), in dash panel wiring harness |
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