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Wiring Diagram VW GOLF A7 2015 - Battery - Starter - Alternator with voltage regulator - Starter relay 1 - Starter relay 2 - Fuse holder B
| A | Battery |
| B | Starter |
| CX1 | Alternator with voltage regulator |
| J906 | Starter relay 1 |
| J907 | Starter relay 2 |
| SB | Fuse holder B |
| SB17 | Fuse 17 on fuse holder B |
| SB18 | Fuse 18 on fuse holder B |
| SB22 | Fuse 22 on fuse holder B |
| SB23 | Fuse 23 on fuse holder B |
| T4dd | 4-pin connector |
| T4de | 4-pin connector |
| TML | Coupling point in engine compartment, left |
| 508 | Threaded connection (30) on E-box |
| B698 | Connection 3 (LIN bus) in main wiring harness |
| D52 | Positive connection (15a), in engine compartment wiring harness |
Wiring Diagram VW GOLF A7 2015 - Fuel pump relay - Main relay - Fuse holder B
| J17 | Fuel pump relay |
| J271 | Main relay |
| SB | Fuse holder B |
| SB3 | Fuse 3 on fuse holder B |
| SB4 | Fuse 4 on fuse holder B |
| SB6 | Fuse 6 on fuse holder B |
| SB8 | Fuse 8 on fuse holder B |
| SB9 | Fuse 9 on fuse holder B |
| SB10 | Fuse 10 on fuse holder B |
| SB16 | Fuse 16 on fuse holder B |
Wiring Diagram VW GOLF A7 2015 - Terminal 15 voltage supply relay - Onboard supply control unit - Fuse holder C
| J329 | Terminal 15 voltage supply relay |
| J519 | Onboard supply control unit |
| SA1 | Fuse 1 in fuse holder A |
| SC | Fuse holder C |
| SC49 | Fuse 49 on fuse holder C |
| T73a | 73-pin connector |
| T73c | 73-pin connector |
| 44 | Earth point, lower part of left A-pillar |
| 238 | Earth connection 1, in interior wiring harness |
| 286 | Earth connection 8, in interior wiring harness |
Wiring Diagram VW GOLF A7 2015 - Engine control unit
| J623 | Engine control unit |
| T94 | 94-pin connector |
| 246 | Earth connection (control unit), in engine wiring harness |
| 671 | Earth point 1, on front of left longitudinal member |
| B315 | Positive connection 1 (30a) in main wiring harness |
| D180 | Connection (87a), in engine compartment wiring harness |
Wiring Diagram VW GOLF A7 2015 - Accelerator pedal module - Clutch position sender - ABS control unit - Engine control unit
| GX2 | Accelerator pedal module |
| G79 | Accelerator position sender |
| G185 | Accelerator position sender 2 |
| G476 | Clutch position sender |
| J104 | ABS control unit |
| J623 | Engine control unit |
| T5m | 5-pin connector |
| T6cd | 6-pin connector |
| T46a | 46-pin connector |
| T94 | 94-pin connector |
| 179 | Earth connection, in left headlight wiring harness |
| 317 | Earth connection 7, in engine compartment wiring harness |
| D102 | Connection 2 in engine compartment wiring harness |
| * | Only models with manual gearbox |
Wiring Diagram VW GOLF A7 2015 - Brake light switch - Radiator outlet coolant temperature sender - Engine control unit
| F | Brake light switch |
| G83 | Radiator outlet coolant temperature sender |
| J623 | Engine control unit |
| T2cx | 2-pin connector |
| T4ai | 4-pin connector |
| T4x | 4-pin connector |
| T94 | 94-pin connector |
| VX57 | Radiator fan |
| 131 | Earth connection 2, in engine compartment wiring harness |
| 179 | Earth connection, in left headlight wiring harness |
| 673 | Earth point 3, on front of left longitudinal member |
| D73 | Positive connection (54), in engine compartment wiring harness |
Wiring Diagram VW GOLF A7 2015 - Lambda probe 1 after catalytic converter - Lambda probe 1 before catalytic converter - Engine control unit
| GX7 | Lambda probe 1 after catalytic converter |
| GX10 | Lambda probe 1 before catalytic converter |
| G39 | Lambda probe |
| G130 | Lambda probe after catalytic converter |
| J623 | Engine control unit |
| T4v | 4-pin connector |
| T4w | 4-pin connector |
| T94 | 94-pin connector |
| Z19 | Lambda probe heater |
| Z29 | Lambda probe 1 heater after catalytic converter |
| D181 | Connection 2 (87a) in engine compartment wiring harness |
Wiring Diagram VW GOLF A7 2015 - Steering column electronics control unit - Engine control unit
| J527 | Steering column electronics control unit |
| J623 | Engine control unit |
| T16r | 16-pin connector |
| T17g | 17-pin connector |
| T17o | 17-pin connector |
| T94 | 94-pin connector |
| TIUL | Coupling point in interior, below left |
| A192 | Positive connection 3 (15a) in dash panel wiring harness |
| D51 | Positive connection 1 (15), in engine compartment wiring harness |
Wiring Diagram VW GOLF A7 2015 - Data bus diagnostic interface - Engine control unit
| J533 | Data bus diagnostic interface |
| J623 | Engine control unit |
| T14h | 14-pin connector |
| T14i | 14-pin connector |
| T17e | 17-pin connector |
| T17m | 17-pin connector |
| T20 | 20-pin connector |
| T94 | 94-pin connector |
| TIUL | Coupling point in interior, below left |
| TML | Coupling point in engine compartment, left |
| 85 | Earth connection 1, in engine compartment wiring harness |
| A227 | Connection 2 (LIN bus) in dash panel wiring harness |
| B383 | Connection 1 (powertrain CAN bus, high), in main wiring harness |
| B384 | Connection 2 (powertrain CAN bus, high), in main wiring harness |
| B390 | Connection 1 (powertrain CAN bus, low), in main wiring harness |
| B391 | Connection 2 (powertrain CAN bus, low), in main wiring harness |
| D182 | Connection 3 (87a) in engine compartment wiring harness |
| E81 | Connection 5 (87a) in engine wiring harness |
Wiring Diagram VW GOLF A7 2015 - Hall sender - Coolant temperature sender - Engine control unit
| G40 | Hall sender |
| G42 | Intake air temperature sender |
| G62 | Coolant temperature sender |
| G71 | Intake manifold pressure sender |
| J623 | Engine control unit |
| T2cr | 2-pin connector |
| T3b | 3-pin connector |
| T4ah | 4-pin connector |
| T60 | 60-pin connector |
| D101 | Connection 1 in engine compartment wiring harness |
Wiring Diagram VW GOLF A7 2015 - Throttle valve module - Engine speed sender - Engine control unit
| GX3 | Throttle valve module |
| G28 | Engine speed 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 |
| J623 | Engine control unit |
| T3v | 3-pin connector |
| T6x | 6-pin connector |
| T60 | 60-pin connector |
| D106 | Connection 4 in engine compartment wiring harness |
Wiring Diagram VW GOLF A7 2015 - Oil pressure switch - Knock sensor 1 - Engine control unit - Injector - cylinder 1 - Injector - cylinder 2 - Activated charcoal filter solenoid valve 1 - Camshaft control valve 1
| F1 | Oil pressure switch |
| G61 | Knock sensor 1 |
| J623 | Engine control unit |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N80 | Activated charcoal filter solenoid valve 1 |
| N205 | Camshaft control valve 1 |
| T1x | Single connector |
| T2cl | 2-pin connector |
| T2cm | 2-pin connector |
| T2cz | 2-pin connector |
| T2db | 2-pin connector |
| T2dc | 2-pin connector |
| T60 | 60-pin connector |
| D95 | Connection (injectors), in engine compartment wiring harness |
| D141 | Connection (5V) in engine prewiring harness |
Wiring Diagram VW GOLF A7 2015 - Engine control unit - Injector - cylinder 3 - Injector - cylinder 4 - Ignition coil 1 with output stage
| J623 | Engine control unit |
| N32 | Injector, cylinder 3 |
| N33 | Injector, cylinder 4 |
| N70 | Ignition coil 1 with output stage |
| Q23 | Spark plug 1 |
| T2cn | 2-pin connector |
| T2co | 2-pin connector |
| T4af | 4-pin connector |
| T60 | 60-pin connector |
| 221 | Earth connection (engine earth), in engine wiring harness |
| 306 | Earth connection (ignition coils), in engine prewiring harness |
| D25 | Positive connection (15), in engine prewiring harness |
| D95 | Connection (injectors), in engine compartment wiring harness |
Wiring Diagram VW GOLF A7 2015 - Engine control unit - Ignition coil 2 with output stage - Ignition coil 3 with output stage - Ignition coil 4 with output stage
| J623 | Engine control unit |
| N127 | Ignition coil 2 with output stage |
| N291 | Ignition coil 3 with output stage |
| N292 | Ignition coil 4 with output stage |
| Q24 | Spark plug 2 |
| Q25 | Spark plug 3 |
| Q26 | Spark plug 4 |
| T4ag | 4-pin connector |
| T4ah | 4-pin connector |
| T4ai | 4-pin connector |
| T60 | 60-pin connector |
| 221 | Earth connection (engine earth), in engine wiring harness |
| 306 | Earth connection (ignition coils), in engine prewiring harness |
| 652 | Earth point, engine and gearbox earth |
| D25 | Positive connection (15), in engine prewiring harness |
Wiring Diagram VW GOLF A7 2015 - Fuel delivery unit - Control unit in dash panel insert - Dash panel insert
| G | Fuel gauge sender |
| GX1 | Fuel delivery unit |
| G6 | Fuel system pressurisation pump |
| J285 | Control unit in dash panel insert |
| KX2 | Dash panel insert |
| T5b | 5-pin connector |
| T18 | 18-pin connector |
| 480 | Earth connection, in fuel tank wiring harness |
| 730 | Earth point 1, on right rear wheel housing |