Wiring Diagram VW GOLF 2009 - Battery - starter - alternator - voltage regulator
| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| J623 | Engine control unit |
| S176 | Fuse 4 (30) in fuse holder on battery |
| S177 | Fuse 5 (30) in fuse holder on battery |
| T1a | Single pin connector, on the battery |
| T2o | 2-pin connector, on alternator |
| T4w | 4-pin connector, near starter |
| T6b | 6-pin connector, brown, on left in engine compartment |
| T10b | 10-pin connector, white, in left engine compartment |
| 1 | Earth strap, battery - body |
| 2 | Earth strap, gearbox - body |
| 500 | Screw connection 1 (30), on relay plate |
| 507 | Screw connection (30), on fuse holder on battery |
| * | only models with 1.8l motor |
Wiring Diagram VW GOLF 2009 - Ignition/starter switch - X-contact relief relay
| D | Ignition/starter switch |
| J59 | X-contact relief relay |
| SA10 | Fuse 10 on fuse holder A |
| SA11 | Fuse 11 on fuse holder A |
| T8c | 8-connector, on ignition/starter switch |
| 501 | Screw connection 2 (30), on relay plate |
| 503 | Screw connection (75x), on relay plate |
| D51 | Positive connection 1 (15), in engine compartment wiring harness |
| D104 | Positive connection 2 (30a), in engine compartment wiring harness |
| D144 | Positive connection 5 (30), in engine compartment wiring harness |
| D158 | Positive connection (X), in engine compartment wiring harness |
Wiring Diagram VW GOLF 2009 - Front left window regulator switch - rear left window regulator switch - in driver door - driver side interior locking switch - driver side window regulator motor
| E39 | Rear window regulator isolation switch |
| E40 | Front left window regulator switch |
| E53 | Rear left window regulator switch, in driver door |
| E55 | Rear right window regulator switch, in driver door |
| E81 | Front right window regulator switch driver side |
| E150 | Driver side interior locking switch |
| J386 | Driver door control unit |
| L53 | Window regulator switch illumination bulb |
| L99 | Interior lock switch illumination bulb |
| L179 | Warning light for child-proof lock |
| T16c | 16-pin connector, on front left window regulator switch |
| T29a | 29-pin connector, on driver side door control unit |
| V147 | Driver side window regulator motor |
| R51 | Connection (58b), in driver door wiring harness |
Wiring Diagram VW GOLF 2009 - Driver side central locking lock unit - driver door control unit - left door warning lamp
| F220 | Driver side central locking lock unit |
| J386 | Driver door control unit |
| M27 | Left door warning lamp |
| T2ba | 2-pin connector, grey, on left door warning lamp |
| T8h | 8-pin connector, black, on driver side central locking lock unit |
| T29a | 29-pin connector, on driver side door control unit |
| 267 | Earth connection 2, in driver side door wiring harness |
Wiring Diagram VW GOLF 2009 - Driver door control unit - alarm system warning lamp
| J386 | Driver door control unit |
| K95 | Alarm system warning lamp |
| T2az | 2-pin connector, black, on alarm system warning lamp |
| T10n | 10-pin connector, black, on lower part of left A-pillar |
| T10o | 10-pin connector, black, on lower part of right A-pillar |
| T10p | 10-pin connector, black, on left B-pillar |
| T10r | 10-pin connector, black, on right B-pillar |
| T29a | 29-pin connector, on driver side door control unit |
| 44 | Earth point, lower part of left A-pillar |
| 205 | Earth connection, in driver door wiring harness |
| B230 | Connection (low bus), in interior wiring harness |
Wiring Diagram VW GOLF 2009 - Window regulator switch in front passenger door - front passenger side central locking lock unit - front passenger door control unit - front passenger side window regulator motor
| E107 | Window regulator switch in front passenger door |
| F221 | Front passenger side central locking lock unit |
| J387 | Front passenger door control unit |
| L53 | Window regulator switch illumination bulb |
| T5e | 5-pin connector, on window regulator switch in front passenger door |
| T8i | 8-pin connector, black, on front passenger side central locking lock unit |
| T29b | 29-pin connector, on front passenger side door control unit |
| V148 | Front passenger side window regulator motor |
| 206 | Earth connection, in front passenger door wiring harness |
Wiring Diagram VW GOLF 2009 - Interior monitor deactivation switch - front passenger door control unit - deactivation of interior monitoring system switch illumination bulb - right door warning lamp
| E183 | Interior monitor deactivation switch |
| J387 | Front passenger door control unit |
| L118 | Deactivation of interior monitoring system switch illumination bulb |
| M28 | Right door warning lamp |
| T2bb | 2-pin connector, grey, on right door warning lamp |
| T4aa | 4-pin connector, on interior monitor switch |
| T5d | 5-pin connector, black, in rear lid |
| T8e | 8-pin connector, near interior light |
| T10n | 10-pin connector, black, on lower part of left A-pillar |
| T10o | 10-pin connector, black, on lower part of right A-pillar |
| T29b | 29-pin connector, on front passenger side door control unit |
| 43 | Earth point, lower part of right A-pillar |
| 268 | Earth connection 2, in front passenger door wiring harness |
| B150 | Positive connection 2 (30a), in interior wiring harness |
| B610 | Connection 6, in interior wiring harness |
Wiring Diagram VW GOLF 2009 - Front passenger door control unit
| J387 | Front passenger door control unit |
| S37 | Window regulator single fuse |
| S90 | Anti-theft alarm system turn signal fuse |
| S158 | Alarm horn fuse |
| SA30 | Fuse 30 on fuse holder A |
| T2an | 2-pin connector, on alarm horn fuse |
| T2ao | 2-pin connector, on anti-theft alarm system turn signal fuse |
| T2au | 2-pin connector, on window regulator single fuse |
| T10o | 10-pin connector, black, on lower part of right A-pillar |
| T10p | 10-pin connector, black, on left B-pillar |
| T10r | 10-pin connector, black, on right B-pillar |
| T29b | 29-pin connector, on front passenger side door control unit |
| D50 | Positive connection (30), in engine compartment wiring harness |
| B169 | Positive connection 1 (30), in interior wiring harness |
Wiring Diagram VW GOLF 2009 - Rear left window regulator switch - in door - rear left central locking lock unit - rear left door control unit - window regulator switch illumination bulb - rear left window regulator motor
| E52 | Rear left window regulator switch, in door |
| F222 | Rear left central locking lock unit |
| J388 | Rear left door control unit |
| L53 | Window regulator switch illumination bulb |
| T5i | 5-pin connector, black, on rear left window regulator switch, in door |
| T6r | 6-pin connector, black, on the rear left central locking lock unit |
| T18c | 18-pin connector, on door control unit, rear left |
| V26 | Rear left window regulator motor |
Wiring Diagram VW GOLF 2009 - Rear right window regulator switch - in door - rear right central locking lock unit - rear right door control unit - window regulator switch illumination bulb - rear right window regulator motor
| E54 | Rear right window regulator switch, in door |
| F223 | Rear right central locking lock unit |
| J388 | Rear left door control unit |
| J389 | Rear right door control unit |
| L53 | Window regulator switch illumination bulb |
| T5j | 5-pin connector, black, on rear right window regulator switch, in door |
| T6s | 6-pin connector, black, on the rear right central locking lock unit |
| T10p | 10-pin connector, black, on left B-pillar |
| T18c | 18-pin connector, on door control unit, rear left |
| T18d | 18-pin connector, on door control unit, rear right |
| V27 | Rear right window regulator motor |
Wiring Diagram VW GOLF 2009 - Rear lid release switch - tank filler flap remote release switch - luggage compartment light switch - tank filler flap locking motor - tank filler flap locking motor
| E165 | Rear lid release switch |
| E204 | Tank filler flap remote release switch |
| F5 | Luggage compartment light switch |
| J389 | Rear right door control unit |
| L76 | Button illumination bulb |
| T2bj | 2-pin connector, on tank filler flap locking motor |
| T3p | 3-pin connector, on rear lid release switch |
| T4z | 4-pin connector, on tank filler flap remote release switch |
| T5d | 5-pin connector, black, in rear lid |
| T5l | 5-pin connector, pink, in rear lid |
| T10r | 10-pin connector, black, on right B-pillar |
| T18d | 18-pin connector, on door control unit, rear right |
| V155 | Tank filler flap locking motor |
| 42 | Earth point, next to steering column |
| 50 | Earth points, on left in luggage compartment |
| 80 | Earth connection 1, in instruments wiring harness |
| 85 | Earth connection 1, in engine compartment wiring harness |
| 219 | Earth connection 2, in rear lid wiring harness |
| 249 | Earth connection 2, in interior wiring harness |
| A4 | Positive connection (58b), in dash panel wiring harness |
| B155 | Connection 2 (DCt), in interior wiring harness |
Wiring Diagram VW GOLF 2009 - Driver vanity mirror contact switch - front passenger side illuminated vanity mirror - driver side illuminated vanity mirror
| F147 | Driver vanity mirror contact switch |
| SA12 | Fuse 12 on fuse holder A |
| SA14 | Fuse 14 on fuse holder A |
| SA38 | Fuse 38 on fuse holder A |
| T2aw | 2-pin connector, on driver vanity mirror contact switch |
| T2ax | 2-pin connector, front passenger side illuminated vanity mirror |
| T2ay | 2-pin connector, driver side illuminated vanity mirror |
| T10p | 10-pin connector, black, on left B-pillar |
| T10r | 10-pin connector, black, on right B-pillar |
| W14 | Front passenger side illuminated vanity mirror |
| W20 | Driver side illuminated vanity mirror |
| B111 | Positive connection 1 (30a), in interior wiring harness |
| B265 | Connection 2, in roof wiring harness |
Wiring Diagram VW GOLF 2009 - Front passenger vanity mirror contact switch - interior monitoring sensor - rear left reading light
| F148 | Front passenger side vanity mirror contact switch |
| G273 | Interior monitoring sensor |
| T2av | 2-pin connector, on front passenger vanity mirror contact switch |
| T4ab | 4-pin connector, on rear left reading light |
| T8e | 8-pin connector, near interior light |
| W11 | Rear left reading light |
| 347 | Earth connection, in roof wiring harness |
| B264 | Connection 1, in roof wiring harness |
Wiring Diagram VW GOLF 2009 - Interior monitoring sensor - convenience system central control unit - rear lid release motor - rear right reading light
| G274 | Interior monitoring sensor |
| J393 | Convenience system central control unit |
| T2bi | 2-pin connector, on rear lid release motor |
| T5b | 5-pin connector, brown, in rear lid |
| T6n | 6-pin connector, on rear right reading light |
| T8e | 8-pin connector, near interior light |
| T16a | 16-pin connector, diagnostic |
| T23b | 23-pin connector, on convenience system central control unit |
| V139 | Rear lid release motor |
| W12 | Rear right reading light |
| B250 | Positive connection in roof wiring harness |
| D204 | Positive connection 4 (30a), in engine wiring harness |
Wiring Diagram VW GOLF 2009 - Sliding sunroof adjustment regulator - sliding sunroof adjustment control unit - convenience system central control unit - sliding sunroof motor
| E139 | Sliding sunroof adjustment regulator |
| J245 | Sliding sunroof adjustment control unit |
| J393 | Convenience system central control unit |
| T6l | 6-pin connector, near sunroof switch |
| T6m | 6-pin connector, on sliding sunroof adjustment control unit |
| T6v | 6-pin connector, on sliding sunroof adjustment regulator |
| T23b | 23-pin connector, on convenience system central control unit |
| V1 | Sliding sunroof motor |
| 238 | Earth connection 1, in interior wiring harness |
Wiring Diagram VW GOLF 2009 - Contact switch in lock cylinder for rear lid - anti-theft alarm system - central locking system - convenience system central control unit
| F124 | Contact switch in lock cylinder for rear lid, anti-theft alarm system, central locking system |
| J393 | Convenience system central control unit |
| T2bh | 2-pin connector, on contact switch in lock cylinder for rear lid, anti-theft alarm system, central locking system |
| T5b | 5-pin connector, brown, in rear lid |
| T10p | 10-pin connector, black, on left B-pillar |
| T10r | 10-pin connector, black, on right B-pillar |
| T16a | 16-pin connector, diagnostic |
| T23b | 23-pin connector, on convenience system central control unit |
| 51 | Earth point, in luggage compartment |
| 98 | Earth connection, in rear lid wiring harness |
| A49 | Connection 1, in dash panel wiring harness |
| B229 | Connection (high bus), in interior wiring harness |
Wiring Diagram VW GOLF 2009 - Anti-theft alarm and vermin repellent system contact switch - anti-theft alarm system horn - convenience system central control unit - central locking and anti-theft alarm system aerial
| F120 | Anti-theft alarm and vermin repellent system contact switch |
| H8 | Anti-theft alarm system horn |
| J393 | Convenience system central control unit |
| R47 | Central locking and anti-theft alarm system aerial |
| T2by | 2-pin connector, on anti-theft alarm system horn |
| T2bz | 2-pin connector, on anti-theft alarm and vermin repellent system contact switch |
| T15a | 15-pin connector, on convenience system central control unit |
| 12 | Earth point, on left in engine compartment |
| 131 | Earth connection 2, in engine compartment wiring harness |
| 132 | Earth connection 3, in engine compartment wiring harness |
| 608 | Earth point, in centre of plenum chamber |
| B152 | Connection (BL), in interior wiring harness |
| B153 | Connection (RTS), in interior wiring harness |
| B161 | Connection (ATA), in interior wiring harness |
| D118 | Connection 16, in engine compartment wiring harness |
Wiring Diagram VW GOLF 2009 - Rev. counter - control unit in dash panel insert - dash panel insert - alternator warning lamp - door open warning lamp
| G5 | Rev. counter |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| K2 | Alternator warning lamp |
| K65 | Left turn signal warning lamp |
| K94 | Right turn signal warning lamp |
| K166 | Door open warning lamp |
| T6l | 6-pin connector, near sunroof switch |
| T32a | 32-pin connector, on control unit in dash panel insert |
| T32b | 32-pin connector, on control unit in dash panel insert |
| D91 | Connection (speed signal), in engine compartment wiring harness |
| D201 | Positive connection 4 (15a), in engine wiring harness |
VW GOLF 2009 Engine control unit (80-pin) J623
| Engine control unit (80-pin) -J623- |
|
| Designation of connector: |
| A - | Engine control unit -J623- |
| B/C - | 80-pin connector, on engine control unit -T80a- |
|
|
| Designation of connector: |
| A - | Engine control unit -J623- |
| B/C - | 121-pin connector, on engine control unit -T121a- |
|
|
| Designation of connector: |
| A - | Radiator fan control unit -J293- |
| B - | 4-pin connector, on radiator fan control unit -T4ag- |
| C - | 14-pin connector, on radiator fan control unit -T14b- |
|
|
| Designation of connector: |
| A - | Automatic gearbox control unit -J217- |
| B - | 52-pin connector, on automatic transmission control unit -T52a- |
|
|
| Designation of connector: |
| A - | Automatic gearbox control unit -J217- |
| B - | 68-pin connector, on automatic transmission control unit -T68b- |
|
|
| Designation of connector: |
| A - | Driver door control unit -J386- |
| B - | 29-pin connector, on driver door control unit -T29a- |
|
|
| Designation of connector: |
| A - | Front passenger door control unit -J387- |
| B - | 29-pin connector, on front passenger door control unit -T29b- |
|
|
| Designation of connector: |
| A - | Rear left door control unit -J388- |
| B - | 18-pin connector, on left rear door control unit -T18c- |
|
|
| Designation of connector: |
| A - | Rear right door control unit -J389- |
| B - | 18-pin connector, on left rear door control unit -T18d- |
|
|
| Designation of connector: |
| E - | Climatronic control unit -J255- |
| A - | 12-pin connector, on Climatronic control unit -T12b- |
| B - | 20-pin connector, on Climatronic control unit -T20a- |
| C - | 16-pin connector, on Climatronic control unit -T16d- |
| D - | 16-pin connector, on Climatronic control unit -T16b- |
|
|
| Designation of connector: |
| A - | Convenience system central control unit -J393- |
| B - | 15-pin connector, on convenience system central control unit -T15a- |
| C - | 23-pin connector, on convenience system central control unit -T23b- |
|
|
| Designation of connector: |
| A - | Multifunction steering wheel control unit -J453- |
| B - | 18-pin connector, on multi-function steering wheel control unit -T18b- |
|
|
| Designation of connector: |
| A - | Control unit with display in dash panel insert -J285- |
| C - | 32-pin connector, on control unit with display in dash panel insert -T32a- |
| 1 - | Terminal 15a |
| 2 - | Right turn signal |
| 3 - | Speed signal |
| 4 - | Turn signal relay |
| 5 - | Fuel gauge sender |
| 6 - | Terminal 31 |
| 7 - | Terminal 31, sensor earth |
| 8 - | Coolant temperature indicator sensor |
| q | up to June 2007 |
| 9 - | Terminal 31 |
| 10 - | Oil pressure switch |
| 11 - | vacant |
| 12 - | Alternator |
| - | Voltage regulator |
| 13 - | vacant |
| 14 - | Rear fog light bulb |
| 15 - | vacant |
| 16 - | Rear lid release switch |
| 17 - | Terminal 56a - high beam - |
| 18 - | Left turn signal |
| 19 - | vacant |
| 20 - | Terminal 58b - tail lights - |
| 21 - | Door contact switch |
| q | up to December 2007 |
| 22 - | Coolant shortage indicator sender |
| 23 - | Terminal 30a |
| 24 - | Terminal 31 |
| 25 - | Terminal K/W - engine diagnosis - |
| 26 - | Terminal 58r - right parking light - |
| 27 - | Terminal 58l - left parking light - |
| 28 - | Speedometer sender |
| 29 - | Brake fluid level warning contact |
| 30 - | Terminal 86s |
| 31 - | Front left belt switch |
| q | up to August 2009 |
| 32 - | vacant |
| B - | 32-pin connector, on control unit with display in dash panel insert -T32b- |
| 1 - | vacant |
| 2 - | Immobilizer reader coil |
| 3 - | vacant |
| 4 - | vacant |
| 5 - | Terminal K/W - engine diagnosis - |
| 6 - | Windscreen washer fluid level sender |
| q | up to September 2007 |
| 7 - | Brake wear indicator |
| 8 - | Terminal for CAN-Bus "high" - convenience - |
| 9 - | Terminal for CAN-Bus "low" - convenience - |
| 10 - | vacant |
| 11 - | vacant |
| 12 - | Radiator fan control unit |
| 13 - | Handbrake warning switch |
| 14 - | vacant |
| 15 - | vacant |
| 16 - | vacant |
| 17 - | Immobilizer reader coil |
| 18 - | vacant |
| 19 - | Terminal for CAN-Bus high |
| 20 - | Terminal for CAN-Bus low |
| 21 - | vacant |
| 22 - | Contact switch on bonnet / bonnet for alarm system |
| q | up to June 2007 |
| 23 - | Intermittent wiper regulator |
| 24 - | Intermittent wiper regulator |
| 25 - | Intermittent wiper regulator |
| 26 - | Ambient temperature sensor |
| 27 - | Terminal for CAN-Bus high |
| 28 - | Terminal for CAN-Bus low |
| 29 - | vacant |
| 30 - | vacant |
| 31 - | vacant |
| 32 - | vacant |
|
|
| Designation of connector: |
| A - | Airbag control unit -J234- |
| B - | 75-pin connector, on airbag control unit -T75a- |
|
|
| Designation of connector: |
| A - | ABS control unit -J104- |
| B - | 47-pin connector, on ABS control unit -T47a- |
|
|
| Designation of connector: |
| A - | Parking aid control unit -J446- |
| B - | 16-pin connector, on parking aid control unit -T16e- |
| C - | 12-pin connector, on parking aid control unit -T12d- |
|
|
| Designation of connector: |
| A - | Fresh air blower control unit -J126- |
| B - | 3-pin connector, on fresh air blower control unit -T3ad- |
|
|
| Designation of connector: |
| A - | Control unit for interactive system -J879- |
| B - | 16-pin connector, on control unit for interactive system -T16f- |
|
|
| Designation of connector: |
| A - | Control unit for lighting and wiper functions -J917- |
| B - | 12-pin connector, on control unit for lighting and wiper functions -T12h- |
| C - | 16-pin connector, on control unit for lighting and wiper functions -T16g- |
|
|
| Designation of connector: |
| A - | Heated driver seat control unit -J131- |
| B - | 6-pin connector, on heated driver seat control unit -T6p- |
|
|
| Designation of connector: |
| A - | Heated front passenger seat control unit -J132- |
| B - | 6-pin connector, on heated front passenger seat control unit -T6q- |
|
|
| Designation of connector: |
| A - | Sliding sunroof adjustment control unit -J245- |
| B - | 6-pin connector, on sliding sunroof adjustment control unit -T6m- |
| C - | 6-pin connector, on control for sliding sunroof adjustment -T6v- |
|
|
| Designation of connector: |
| A - | Mirror memory control unit -J267- |
| B - | 18-pin connector, on mirror memory control unit -T18e- |













































































