Wiring Diagram VW SURAN 2016 - Battery - Starter - Alternator - Voltage regulator - Onboard supply control unit
| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| J339 | X contact relief relay 2 |
| J519 | Onboard supply control unit |
| J623 | Engine control unit |
| J695 | Starter motor relay 2 |
| S162 | Fuse 1 (30), in battery fuse holder |
| S163 | Fuse 2 (30), in battery fuse holder |
| T1j | Single connector |
| T2ak | 2-pin connector, in engine compartment |
| T2ar | 2-pin connector |
| T6an | 6-pin connector |
| T10h | 10-pin connector |
| T14a | 14-pin connector, in engine compartment |
| T73a | 73-pin connector |
| 1 | Earth strap, battery - body |
| 49 | Earth point, near ..., near battery |
| 507 | Threaded connection (30), on battery fuse holder |
| B298 | Positive connection 2 (30), in main wiring harness |
| B467 | Connection 3, in main wiring harness |
| * | Only for engines with 2-valve cylinder head |
| *2 | Only for engines with 4-valve cylinder head |
| *3 | Only models with onboard supply control unit BFM |
| *4 | Only models with onboard supply control unit BCM |
| *5 | According to equipment |
Wiring Diagram VW SURAN 2016 - X-contact relief relay - Terminal 15 relief relay - Onboard supply control unit
| J59 | X-contact relief relay |
| J404 | Terminal 15 relief relay |
| J519 | Onboard supply control unit |
| T6d | 6-pin connector |
| T9s | 9-pin connector |
| T73a | 73-pin connector |
| 366 | Earth connection 1, in main wiring harness |
| 606 | Earth point, under the centre console near gear stick |
| * | Only models with onboard supply control unit BFM |
| *2 | Only models with automated manual gearbox |
| *3 | Only models with onboard supply control unit BCM |
Wiring Diagram VW SURAN 2016 - Ignition/starter switch - Onboard supply control unit
| D | Ignition/starter switch |
| J519 | Onboard supply control unit |
| T7a | 7-pin connector |
| T73a | 73-pin connector |
| B346 | Connection 1 (75), in main wiring harness |
| B518 | Connection (86s), in main wiring harness |
| B555 | Positive connection 2 (50), in main wiring harness |
| B626 | Positive connection 2 (15), in main wiring harness |
| * | Only models with onboard supply control unit BFM |
| *2 | Only models with onboard supply control unit BCM |
| *3 | Only models with automated manual gearbox |
| *4 | According to equipment |
Wiring Diagram VW SURAN 2016 - Fuse 1 in fuse holder A - Fuse 2 in fuse holder A - Fuse 3 in fuse holder A - Fuse 11 in fuse holder A - Fuse 17 in fuse holder A
| SA1 | Fuse 1 in fuse holder A |
| SA2 | Fuse 2 in fuse holder A |
| SA3 | Fuse 3 in fuse holder A |
| SA11 | Fuse 11 in fuse holder A |
| SA17 | Fuse 17 in fuse holder A |
| B272 | Positive connection (30), in main wiring harness |
| B299 | Positive connection 3 (30), in main wiring harness |
| B316 | Positive connection 2 (30a) in main wiring harness |
| * | Only models with onboard supply control unit BCM |
| *2 | Only CROSS models |
| *3 | Only models with onboard supply control unit BFM |
| *4 | Only models with Coming Home function |
Wiring Diagram VW SURAN 2016 - Front and rear fog light switch
| E1 | Light switch |
| E23 | Front and rear fog light switch |
| T17a | 17-pin connector |
| B300 | Positive connection 4 (30), in main wiring harness |
| B302 | Positive connection 6 (30), in main wiring harness |
| B662 | Connection 2 (56b), in main wiring harness |
| * | Only models with onboard supply control unit BCM |
| *2 | Only models with onboard supply control unit BFM |
Wiring Diagram VW SURAN 2016 - Headlight main beam relay 2 - Light switch illumination bulb
| J1062 | Headlight main beam relay 2 |
| L9 | Light switch illumination bulb |
| T10l | 10-pin connector |
| T17a | 17-pin connector |
| B338 | Connection 1 (56), in main wiring harness |
| B340 | Connection 1 (58d), in main wiring harness |
| * | Only CROSS models |
| *2 | Only models with onboard supply control unit BCM |
| *3 | Only models with onboard supply control unit BFM |
Wiring Diagram VW SURAN 2016 - Light switch - Front and rear fog light switch - Light switch illumination bulb
| E1 | Light switch |
| E23 | Front and rear fog light switch |
| L9 | Light switch illumination bulb |
| T10k | 10-pin connector |
| 367 | Earth connection 2, in main wiring harness |
| 368 | Earth connection 3, in main wiring harness |
| 606 | Earth point, under the centre console near gear stick |
| * | Only models with Coming Home function |
| *2 | Only models with onboard supply control unit BCM |
Wiring Diagram VW SURAN 2016 - Turn signal switch - Headlight dipper and flasher switch - Parking light switch - Steering column combination switch
| E2 | Turn signal switch |
| E4 | Headlight dipper and flasher switch |
| E19 | Parking light switch |
| E595 | Steering column combination switch |
| J12 | Headlight main beam relay |
| T10i | 10-pin connector |
| T16b | 16-pin connector |
| 383 | Earth connection 18, in main wiring harness |
| 605 | Earth point, on top end of steering column |
| * | Only models with onboard supply control unit BFM |
| *2 | Only models with onboard supply control unit BCM |
Wiring Diagram VW SURAN 2016 - Left fog light bulb - Right fog light bulb - Left main beam headlight and fog light bulb - Right main beam headlight and fog light bulb
| L22 | Left fog light bulb |
| L23 | Right fog light bulb |
| M94 | Left main beam headlight and fog light bulb |
| M95 | Right main beam headlight and fog light bulb |
| T2aq | 2-pin connector |
| T2y | 2-pin connector |
| T4am | 4-pin connector |
| T4an | 4-pin connector |
| 13 | Earth point, on right in engine compartment |
| 371 | Earth connection 6, in main wiring harness |
| 381 | Earth connection 16, in main wiring harness |
| 671 | Earth point 1, on front of left longitudinal member |
| B554 | Connection (fog light), in main wiring harness |
| * | Only CROSS models |
| *2 | Only models with onboard supply control unit BFM |
| *3 | Only models with onboard supply control unit BCM |
Wiring Diagram VW SURAN 2016 - Onboard supply control unit
| J519 | Onboard supply control unit |
| M1 | Left side light bulb |
| M3 | Right side light bulb |
| SB31 | Fuse 31 on fuse holder B |
| SB32 | Fuse 32 on fuse holder B |
| SB35 | Fuse 35 on fuse holder B |
| SB38 | Fuse 38 on fuse holder B |
| SB43 | Fuse 43 on fuse holder B |
| T2an | 2-pin connector |
| T2w | 2-pin connector |
| T10a | 10-pin connector |
| T10b | 10-pin connector |
| T73b | 73-pin connector |
| T73c | 73-pin connector |
| B273 | Positive connection (15), in main wiring harness |
| B274 | Positive connection (58L), in main wiring harness |
| B277 | Positive connection 1 (15a) in main wiring harness |
| B543 | Positive connection (58R), in main wiring harness |
| B643 | Connection 2 (56a), in main wiring harness |
| B726 | Positive connection 2 (58), in main wiring harness |
| * | Only models with onboard supply control unit BFM |
| *2 | Only models with onboard supply control unit BCM |
| *3 | Only models with dual headlights |
Wiring Diagram VW SURAN 2016 - Onboard supply control unit
| J519 | Onboard supply control unit |
| T73b | 73-pin connector |
| T73c | 73-pin connector |
| * | Only models with onboard supply control unit BCM |
| *2 | Only for engines with 2-valve cylinder head |
| *3 | Only for engines with 4-valve cylinder head |
| *4 | Only models with Coming Home function |
Wiring Diagram VW SURAN 2016 - Onboard supply control unit
| J519 | Onboard supply control unit |
| T73b | 73-pin connector |
| T73c | 73-pin connector |
| B812 | Connection 2 (fog light), in main wiring harness |
| * | Only models with onboard supply control unit BCM |
| *2 | Only models with Coming Home function |
| *3 | Only CROSS models |
Wiring Diagram VW SURAN 2016 - Fog light relay - Onboard supply control unit - Switch-off relay for additional main beam
| J5 | Fog light relay |
| J519 | Onboard supply control unit |
| J716 | Switch-off relay for additional main beam |
| T10i | 10-pin connector |
| T10j | 10-pin connector |
| T73c | 73-pin connector |
| B644 | Connection 3 (56a), in main wiring harness |
| B813 | Connection 3 (fog light), in main wiring harness |
| * | Only CROSS models |
| *2 | Only models with onboard supply control unit BFM |
| *3 | Only models with onboard supply control unit BCM |
| *4 | Only models with no static cornering light |
Wiring Diagram VW SURAN 2016 - Speedometer - Control unit in dash panel insert - Dash panel insert - Main beam warning lamp - Alternator warning lamp
| G21 | Speedometer |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| K1 | Main beam warning lamp |
| K2 | Alternator warning lamp |
| T32a | 32-pin connector |
| B383 | Connection 1 (powertrain CAN bus, high), in main wiring harness |
| B390 | Connection 1 (powertrain CAN bus, low), in main wiring harness |
| * | Only models with onboard supply control unit BFM |
| *2 | Only models with onboard supply control unit BCM |
Wiring Diagram VW SURAN 2016 - Rev. counter - Control unit in dash panel insert - Dash panel insert - Rear fog light warning lamp - Rear fog light bulb
| G5 | Rev. counter |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| K13 | Rear fog light warning lamp |
| L20 | Rear fog light bulb |
| T2ee | 2-pin connector |
| T32a | 32-pin connector |
| 50 | Earth point, on left in luggage compartment |
| 390 | Earth connection 25, in main wiring harness |
| B448 | Connection (rear fog light), in main wiring harness |
| * | Only models with onboard supply control unit BFM |
| *2 | Only models with onboard supply control unit BCM |
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