Wiring Diagram VW GOLF A6 2013 - Battery - Starter - Alternator - Battery monitor control unit - Onboard supply control unit - Fuse 27 on fuse holder C

| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| J367 | Battery monitor control unit |
| J519 | Onboard supply control unit |
| SA1 | Fuse 1 in fuse holder A |
| SA5 | Fuse 5 in fuse holder A |
| SC27 | Fuse 27 on fuse holder C |
| T2 | 2-pin connector |
| T2bn | 2-pin connector |
| T2c | 2-pin connector |
| T52a | 52-pin connector |
| 1 | Earth strap, battery - body |
| 14 | Earth point, on gearbox |
| 508 | Threaded connection (30) on E-box |
| 652 | Earth point, engine and gearbox earth |
| B169 | Positive connection 1 (30), in interior wiring harness |
| B319 | Positive connection 5 (30a) in main wiring harness |
| B689 | Positive connection 29 (30a) in main wiring harness |
Wiring Diagram VW GOLF A6 2013 - Onboard supply control unit - Fuse 2 on fuse holder C - Fuse 4 on fuse holder C - Fuse 47 on fuse holder C
| J519 | Onboard supply control unit |
| SC2 | Fuse 2 on fuse holder C |
| SC4 | Fuse 4 on fuse holder C |
| SC47 | Fuse 47 on fuse holder C |
| 508 | Threaded connection (30) on E-box |
| B163 | Positive connection 1 (15), in interior wiring harness |
| B278 | Positive connection 2 (15a) in main wiring harness |
| B320 | Positive connection 6 (30a) in main wiring harness |
| B504 | Positive connection 8 (30a), in interior wiring harness |
Wiring Diagram VW GOLF A6 2013 - Terminal 15 voltage supply relay - Onboard supply control unit - Voltage stabiliser - Starter relay 1 - Starter relay 2 - Fuse holder B
| J329 | Terminal 15 voltage supply relay |
| J519 | Onboard supply control unit |
| J532 | Voltage stabiliser |
| J906 | Starter relay 1 |
| J907 | Starter relay 2 |
| SB | Fuse holder B |
| SB7 | Fuse 7 on fuse holder B |
| SB8 | Fuse 8 on fuse holder B |
| T12ac | 12-pin connector |
| T40 | 40-pin connector |
| T52b | 52-pin connector |
| T52c | 52-pin connector |
| 47 | Earth point, in front right footwell |
| 366 | Earth connection 1, in main wiring harness |
| 508 | Threaded connection (30) on E-box |
| A41 | Positive connection (50), in dash panel wiring harness |
| B163 | Positive connection 1 (15), in interior wiring harness |
| B278 | Positive connection 2 (15a) in main wiring harness |
| B320 | Positive connection 6 (30a) in main wiring harness |
| * | According to equipment |
Wiring Diagram VW GOLF A6 2013 - Fuel gauge sender - Fuel system pressurisation pump - Additional coolant pump relay - Onboard supply control unit - Fuel pump control unit - Fuse holder B - Coolant circulation pump
| G | Fuel gauge sender |
| G6 | Fuel system pressurisation pump |
| J496 | Additional coolant pump relay |
| J519 | Onboard supply control unit |
| J538 | Fuel pump control unit |
| SB | Fuse holder B |
| SB15 | Fuse 15 on fuse holder B |
| SB20 | Fuse 20 on fuse holder B |
| SB21 | Fuse 21 on fuse holder B |
| SB24 | Fuse 24 on fuse holder B |
| SB27 | Fuse 27 on fuse holder B |
| T5b | 5-pin connector |
| T10n | 10-pin connector |
| T14a | 14-pin connector |
| T40 | 40-pin connector |
| V50 | Coolant circulation pump |
| 383 | Earth connection 18, in main wiring harness |
| D180 | Connection (87a), in engine compartment wiring harness |
| * | According to equipment |
Wiring Diagram VW GOLF A6 2013 - Main relay - Onboard supply control unit - Fuse holder B
| J271 | Main relay |
| J519 | Onboard supply control unit |
| SB | Fuse holder B |
| SB3 | Fuse 3 on fuse holder B |
| SB10 | Fuse 10 on fuse holder B |
| SB13 | Fuse 13 on fuse holder B |
| SB14 | Fuse 14 on fuse holder B |
| SB22 | Fuse 22 on fuse holder B |
| SB23 | Fuse 23 on fuse holder B |
| T14a | 14-pin connector |
| T40 | 40-pin connector |
| 383 | Earth connection 18, in main wiring harness |
| 682 | Earth point 2, in rear right side panel |
| D78 | Positive connection 1 (30a), in engine compartment wiring harness |
| * | According to equipment |
Wiring Diagram VW GOLF A6 2013 - Onboard supply control unit - Steering column electronics control unit - Engine control unit
| J519 | Onboard supply control unit |
| J527 | Steering column electronics control unit |
| J623 | Engine control unit, central in plenum chamber |
| T16f | 16-pin connector |
| T16r | 16-pin connector |
| T52b | 52-pin connector |
| T52c | 52-pin connector |
| T94 | 94-pin connector |
| 131 | Earth connection 2, in engine compartment wiring harness |
| 607 | Earth point, on left in plenum chamber |
| B276 | Positive connection (50), in main wiring harness |
| B290 | Positive connection 14 (15a) in main wiring harness |
| B441 | Connection (CCS), in main wiring harness |
| D182 | Connection 3 (87a) in engine compartment wiring harness |
Wiring Diagram VW GOLF A6 2013 - Onboard supply control unit - Engine control unit - Ignition coil 1 with output stage - Ignition coil 2 with output stage - Ignition coil 3 with output stage - Ignition coil 4 with output stage - Spark plugs
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| N70 | Ignition coil 1 with output stage |
| N127 | Ignition coil 2 with output stage |
| N291 | Ignition coil 3 with output stage |
| N292 | Ignition coil 4 with output stage |
| P | Spark plug connector |
| Q | Spark plugs |
| T14a | 14-pin connector, near battery |
| T60 | 60-pin connector |
| 15 | Earth point, on cylinder head |
| 85 | Earth connection 1, in engine compartment wiring harness |
| 281 | Earth point 1, engine prewiring harness |
| 642 | Earth point for electronically controlled fan |
| D206 | Connection 4 (87a) in engine prewiring harness |
Wiring Diagram VW GOLF A6 2013 - Knock sensor 1 - Onboard supply control unit - Engine control unit - Fuel pressure regulating valve
| G61 | Knock sensor 1 |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| N276 | Fuel pressure regulating valve |
| T14a | 14-pin connector |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| * | According to equipment |
Wiring Diagram VW GOLF A6 2013 - Hall sender - Coolant temperature sender - Throttle valve module - Onboard supply control unit - Engine control unit
| G40 | Hall sender |
| G62 | Coolant temperature sender |
| 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 |
| J338 | Throttle valve module |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| T3d | 3-pin connector |
| T6x | 6-pin connector |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| D101 | Connection 1 in engine compartment wiring harness |
Wiring Diagram VW GOLF A6 2013 - Charge pressure sender - Intake air temperature sender - Intake manifold pressure sender - Fuel pressure sender - Onboard supply control unit - Engine control unit
| G31 | Charge pressure sender |
| G42 | Intake air temperature sender |
| G71 | Intake manifold pressure sender |
| G247 | Fuel pressure sender |
| G299 | Intake air temperature sender 2 |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| T60 | 60-pin connector |
| 220 | Earth connection (sender earth), in engine wiring harness |
| D101 | Connection 1 in engine compartment wiring harness |
| D107 | Connection 5 in engine compartment wiring harness |
Wiring Diagram VW GOLF A6 2013 - Start/Stop operation button - Engine speed sender - Onboard supply control unit - Engine control unit
| E693 | Start/Stop operation button |
| G28 | Engine speed sender |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| K259 | Start/Stop operation warning lamp |
| L76 | Button illumination bulb |
| T6ax | 6-pin connector |
| T52b | 52-pin connector |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| 388 | Earth connection 23, in main wiring harness |
| A217 | Positive connection 8 (15a) in dash panel wiring harness |
| B340 | Connection 1 (58d), in main wiring harness |
| D107 | Connection 5 in engine compartment wiring harness |
Wiring Diagram VW GOLF A6 2013 - Onboard supply control unit - Engine control unit - Injector - cylinder 1 - Injector - cylinder 2 - Injector - cylinder 3 - Injector - cylinder 4 - Charge pressure control solenoid valve - Turbocharger air recirculation valve
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N32 | Injector, cylinder 3 |
| N33 | Injector, cylinder 4 |
| N75 | Charge pressure control solenoid valve |
| N249 | Turbocharger air recirculation valve |
| T60 | 60-pin connector |
| D196 | Connection 2 (87a) in engine prewiring harness |
Wiring Diagram VW GOLF A6 2013 - Radiator outlet coolant temperature sender - Onboard supply control unit - Engine control unit - Activated charcoal filter solenoid valve 1 - Camshaft control valve 1
| G83 | Radiator outlet coolant temperature sender |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| N80 | Activated charcoal filter solenoid valve 1 |
| N205 | Camshaft control valve 1 |
| T4x | 4-pin connector, on radiator fan, bottom left |
| T14a | 14-pin connector, near battery |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| D196 | Connection 2 (87a) in engine prewiring harness |
| * | According to equipment |
Wiring Diagram VW GOLF A6 2013 - Lambda probe - Accelerator position sender - Accelerator position sender 2 - Onboard supply control unit - Engine control unit
| G39 | Lambda probe |
| G79 | Accelerator position sender |
| G185 | Accelerator position sender 2 |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| T6h | 6-pin connector |
| T6w | 6-pin connector, in rear of engine compartment |
| T94 | 94-pin connector |
| Z19 | Lambda probe heater |
| E30 | Connection (87a), in engine wiring harness |
Wiring Diagram VW GOLF A6 2013 - Brake light switch - Lambda probe after catalytic converter - Onboard supply control unit - Engine control unit - Lambda probe 1 heater after catalytic converter
| F | Brake light switch |
| G130 | Lambda probe after catalytic converter |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| T4bc | 4-pin connector |
| T4v | 4-pin connector |
| T52c | 52-pin connector |
| T94 | 94-pin connector |
| Z29 | Lambda probe 1 heater after catalytic converter |
| 389 | Earth connection 24, in main wiring harness |
| B131 | Connection (54), in interior wiring harness |
| E30 | Connection (87a), in engine wiring harness |
Wiring Diagram VW GOLF A6 2013 - ABS control unit - Onboard supply control unit - Engine control unit - Mechatronic unit for dual clutch gearbox
| J104 | ABS control unit |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| J743 | Mechatronic unit for dual clutch gearbox |
| T25 | 25-pin connector |
| T47c | 47-pin connector |
| T52b | 52-pin connector |
| T52c | 52-pin connector |
| T94 | 94-pin connector |
| 44 | Earth point, lower part of left A-pillar |
| 367 | Earth connection 2, in main wiring harness |
| 384 | Earth connection 19, in main wiring harness |
| 389 | Earth connection 24, in main wiring harness |
| 605 | Earth point, on top end of steering column |
| B383 | Connection 1 (powertrain CAN bus, high), in main wiring harness |
| B390 | Connection 1 (powertrain CAN bus, low), in main wiring harness |
| U6 | Connection 2, in automatic gearbox wiring harness |
Wiring Diagram VW GOLF A6 2013 - Multifunction indicator - Control unit in dash panel insert - Onboard supply control unit - Data bus diagnostic interface - Electronic power control fault lamp
| J119 | Multifunction indicator |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| J533 | Data bus diagnostic interface, in left footwell, near centre console |
| K132 | Electronic power control fault lamp |
| T16 | 16-pin connector, on left under dash panel |
| T20 | 20-pin connector |
| T32 | 32-pin connector |
| T52c | 52-pin connector |
| B383 | Connection 1 (powertrain CAN bus, high), in main wiring harness |
| B390 | Connection 1 (powertrain CAN bus, low), in main wiring harness |
| B397 | Connection 1 (convenience CAN bus, high), in main wiring harness |
| B398 | Connection 2 (convenience CAN bus, high), in main wiring harness |
| B406 | Connection 1 (convenience CAN bus, low), in main wiring harness |
| B407 | Connection 2 (convenience CAN bus, low), in main wiring harness |
Wiring Diagram VW GOLF A6 2013 - Oil pressure switch - Fuel gauge - Coolant temperature gauge - Buzzer and gong - Control unit in dash panel insert - Oil pressure warning lamp - Oil level warning lamp - Exhaust emissions warning lamp
| F1 | Oil pressure switch |
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| G32 | Coolant shortage indicator sender |
| H3 | Buzzer and gong |
| J285 | Control unit in dash panel insert |
| K3 | Oil pressure warning lamp |
| K31 | Cruise control system warning lamp |
| K38 | Oil level warning lamp |
| K83 | Exhaust emissions warning lamp |
| K105 | Reserve fuel warning lamp |
| T14a | 14-pin connector |
| T32 | 32-pin connector |
| 410 | Earth connection 1 (sender earth) in main wiring harness |
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