Wiring Diagram VW SURAN 2016 - Battery - Starter - Alternator - Voltage regulator - Onboard supply control unit
| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| J519 | Onboard supply control unit |
| S162 | Fuse 1 (30), in battery fuse holder |
| S163 | Fuse 2 (30), in battery fuse holder |
| S164 | Fuse 3 (30), in battery fuse holder |
| S269 | Fuse 11 (30), in battery fuse holder |
| T1j | Single connector |
| T2ak | 2-pin connector, in engine compartment |
| T2ar | 2-pin connector |
| T73a | 73-pin connector |
| 1 | Earth strap, battery - body |
| 49 | Earth point, near ..., near battery |
| 507 | Threaded connection (30), on battery fuse holder |
| * | Only models with automated manual gearbox |
| *2 | Only models with onboard supply control unit BFM |
| *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 |
| B298 | Positive connection 2 (30), in main wiring harness |
| B299 | Positive connection 3 (30), in main wiring harness |
| B300 | Positive connection 4 (30), in main wiring harness |
| B346 | Connection 1 (75), in main wiring harness |
| B518 | Connection (86s), in main wiring harness |
| * | Only models with onboard supply control unit BCM |
| *2 | Only models with automated manual gearbox |
| *3 | Only models with onboard supply control unit BFM |
Wiring Diagram VW SURAN 2016 - Onboard supply control unit
| J519 | Onboard supply control unit |
| SA2 | Fuse 2 in fuse holder A |
| SA23 | Fuse 23 in fuse holder A |
| SB30 | Fuse 30 on fuse holder B |
| SB44 | Fuse 44 on fuse holder B |
| SB45 | Fuse 45 on fuse holder B |
| T14a | 14-pin connector, in engine compartment |
| T73a | 73-pin connector |
| T73c | 73-pin connector |
| B635 | Positive connection 3 (87), 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 - Onboard supply control unit
| J519 | Onboard supply control unit |
| SB33 | Fuse 33 on fuse holder B |
| SB38 | Fuse 38 on fuse holder B |
| T73b | 73-pin connector |
| T73c | 73-pin connector |
| B273 | Positive connection (15), in main wiring harness |
| B277 | Positive connection 1 (15a) in main wiring harness |
| * | Only models with onboard supply control unit BCM |
Wiring Diagram VW SURAN 2016 - Clutch pedal switch - Starter motor relay - Engine control unit - Starter motor relay 2
| F36 | Clutch pedal switch |
| J53 | Starter motor relay |
| J339 | X contact relief relay 2 |
| J514 | Automated manual gearbox control unit |
| J623 | Engine control unit |
| J695 | Starter motor relay 2 |
| T4l | 4-pin connector |
| T6an | 6-pin connector |
| T9o | 9-pin connector |
| T10h | 10-pin connector |
| T56a | 56-pin connector |
| T80b | 80-pin connector |
| B272 | Positive connection (30), in main wiring harness |
| B467 | Connection 3, in main wiring harness |
| B555 | Positive connection 2 (50), in main wiring harness |
| * | Only models with automated manual gearbox |
Wiring Diagram VW SURAN 2016 - Brake light switch - Lambda probe - Lambda probe after catalytic converter - Engine control unit
| F | Brake light switch |
| G39 | Lambda probe |
| G130 | Lambda probe after catalytic converter |
| J623 | Engine control unit |
| T4ah | 4-pin connector |
| T4m | 4-pin connector |
| T4q | 4-pin connector |
| T56a | 56-pin connector |
| B350 | Positive connection 1 (87a) in main wiring harness |
| B354 | Positive connection 5 (87a) in main wiring harness |
Wiring Diagram VW SURAN 2016 - Accelerator pedal module - Accelerator position sender - Accelerator position sender 2 - Engine control unit
| GX2 | Accelerator pedal module |
| G79 | Accelerator position sender |
| G185 | Accelerator position sender 2 |
| J514 | Automated manual gearbox control unit |
| J623 | Engine control unit |
| T6f | 6-pin connector |
| T56a | 56-pin connector |
| T80b | 80-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 BCM |
| *2 | Only models with onboard supply control unit BFM |
Wiring Diagram VW SURAN 2016 - Engine control unit - Voltage supply relay 1
| J301 | Air conditioning system control unit |
| J514 | Automated manual gearbox control unit |
| J623 | Engine control unit |
| J701 | Voltage supply relay 1 |
| T8d | 8-pin connector, behind dash panel, centre |
| T9m | 9-pin connector |
| T10f | 10-pin connector |
| T14a | 14-pin connector, in engine compartment |
| T56a | 56-pin connector |
| T80b | 80-pin connector |
| 379 | Earth connection 14, in main wiring harness |
| B301 | Positive connection 5 (30), in main wiring harness |
| B321 | Positive connection 7 (30a) in main wiring harness |
| B337 | Connection 3 (54), in main wiring harness |
Wiring Diagram VW SURAN 2016 - High-pressure sender - Fuel pump relay - Fresh air blower and radiator fan relay - Engine control unit
| G65 | High-pressure sender |
| J17 | Fuel pump relay |
| J209 | Fresh air blower and radiator fan relay |
| J365 | Air conditioning system switch-off relay |
| J623 | Engine control unit |
| T3j | 3-pin connector |
| T9c | 9-pin connector |
| T9j | 9-pin connector |
| T10h | 10-pin connector |
| T56a | 56-pin connector |
| 13 | Earth point, on right in engine compartment |
| 371 | Earth connection 6, in main wiring harness |
| B280 | Positive connection 4 (15a) in main wiring harness |
| B320 | Positive connection 6 (30a) in main wiring harness |
| B355 | Positive connection 6 (87a) in main wiring harness |
| * | Only models with no air conditioning system |
| *2 | Only models with air conditioning system |
Wiring Diagram VW SURAN 2016 - Cruise control system switch - Cruise control system (CCS) SET button - Engine speed sender - Radiator fan 2nd speed relay - Engine control unit
| E45 | Cruise control system switch |
| E227 | Cruise control system (CCS) SET button |
| G28 | Engine speed sender |
| J101 | Radiator fan 2nd speed relay |
| J365 | Air conditioning system switch-off relay |
| J623 | Engine control unit |
| T3a | 3-pin connector |
| T9d | 9-pin connector |
| T10h | 10-pin connector |
| T14a | 14-pin connector, in engine compartment |
| T16b | 16-pin connector |
| T56a | 56-pin connector |
| T56b | 56-pin connector |
| B322 | Positive connection 8 (30a) in main wiring harness |
| B683 | Connection (CCS) in interior wiring harness |
| * | Only models with onboard supply control unit BCM |
Wiring Diagram VW SURAN 2016 - Hall sender - Intake air temperature sender - Knock sensor 1 - Coolant temperature sender - Intake manifold pressure sender - Engine control unit
| G40 | Hall sender |
| G42 | Intake air temperature sender |
| G61 | Knock sensor 1 |
| G62 | Coolant temperature sender |
| G71 | Intake manifold pressure sender |
| J623 | Engine control unit |
| T2cq | 2-pin connector |
| T2i | 2-pin connector |
| T3n | 3-pin connector |
| T4e | 4-pin connector |
| T56b | 56-pin connector |
| 331 | Earth connection, in injection system wiring harness |
| E57 | Connection 2, in injection system wiring harness |
Wiring Diagram VW SURAN 2016 - Engine control unit - Ignition transformer - Spark plug connector - Spark plugs
| J623 | Engine control unit |
| N152 | Ignition transformer |
| P | Spark plug connector |
| Q | Spark plugs |
| T4a | 4-pin connector |
| T56b | 56-pin connector |
Wiring Diagram VW SURAN 2016 - Engine control unit - Injector - cylinder 1 - Injector - cylinder 2 - Injector - cylinder 3 - Injector - cylinder 4 - Activated charcoal filter solenoid valve 1
| J623 | Engine control unit |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N32 | Injector, cylinder 3 |
| N33 | Injector, cylinder 4 |
| N80 | Activated charcoal filter solenoid valve 1 |
| T2ae | 2-pin connector |
| T2e | 2-pin connector |
| T2f | 2-pin connector |
| T2g | 2-pin connector |
| T2h | 2-pin connector |
| T14a | 14-pin connector, in engine compartment |
| T56b | 56-pin connector |
| B351 | Positive connection 2 (87a) in main wiring harness |
Wiring Diagram VW SURAN 2016 - Throttle valve module - Throttle valve drive for electric throttle - Throttle valve drive angle sender 1 for electric throttle - Throttle valve drive angle sender 2 for electric throttle - X-contact relief relay - Engine control unit
| GX3 | Throttle valve module |
| G186 | Throttle valve drive for electric throttle |
| G187 | Throttle valve drive angle sender 1 for electric throttle |
| G188 | Throttle valve drive angle sender 2 for electric throttle |
| J12 | Headlight main beam relay |
| J59 | X-contact relief relay |
| J623 | Engine control unit |
| T6b | 6-pin connector |
| T6d | 6-pin connector |
| T10i | 10-pin connector |
| T56b | 56-pin connector |
| 366 | Earth connection 1, in main wiring harness |
| 606 | Earth point, under the centre console near gear stick |
| B316 | Positive connection 2 (30a) 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 - Brake fluid level warning contact - Fuel gauge sender - Fuel system pressurisation pump
| F34 | Brake fluid level warning contact |
| G | Fuel gauge sender |
| G6 | Fuel system pressurisation pump |
| T2ai | 2-pin connector |
| T5h | 5-pin connector |
| 12 | Earth point, on left in engine compartment |
| 50 | Earth point, on left in luggage compartment |
| 369 | Earth connection 4, in main wiring harness |
| 372 | Earth connection 7, in main wiring harness |
| 390 | Earth connection 25, in main wiring harness |
| * | Only models with automated manual gearbox |
Wiring Diagram VW SURAN 2016 - Terminal 15 relief relay - Radiator fan series resistor - Radiator fan
| J404 | Terminal 15 relief relay |
| N39 | Radiator fan series resistor |
| T2de | 2-pin connector |
| T2df | 2-pin connector |
| T3ae | 3-pin connector |
| T9s | 9-pin connector |
| V7 | Radiator fan |
| 671 | Earth point 1, on front of left longitudinal member |
| B626 | Positive connection 2 (15), in main wiring harness |
| * | Only models with air conditioning system |
| *2 | Only models with no air conditioning system |
| *3 | Only models with starter button |
| *4 | Only models with automated manual gearbox |
Wiring Diagram VW SURAN 2016 - Handbrake warning switch - Control unit in dash panel insert - Dash panel insert - Alternator warning lamp - Reserve fuel warning lamp - Brake system warning lamp - Malfunction warning lamp - Electronic power control fault lamp
| F9 | Handbrake warning switch |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| K2 | Alternator warning lamp |
| K105 | Reserve fuel warning lamp |
| K118 | Brake system warning lamp |
| K121 | Malfunction warning lamp |
| K132 | Electronic power control fault lamp |
| T2v | 2-pin connector |
| T32a | 32-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 onboard supply control unit BCM |
| *2 | Only models with onboard supply control unit BFM |
| *3 | Only models with automated manual gearbox |
Wiring Diagram VW SURAN 2016 - Oil pressure switch - Fuel gauge - Coolant temperature gauge - Rev. counter - Speedometer - Control unit in dash panel insert - Dash panel insert - Coolant temperature warning lamp (too cold)
| F22 | Oil pressure switch |
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| G5 | Rev. counter |
| G21 | Speedometer |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| K3 | Oil pressure warning lamp |
| K43 | Coolant temperature warning lamp (too cold) |
| T1a | Single connector |
| T14a | 14-pin connector, in engine compartment |
| T32a | 32-pin connector |
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