Wiring Diagram VW GOLF 2009 - Operating unit in steering wheel - horn plate - airbag coil connector - airbag igniter - driver's side
| E221 | Operating unit in steering wheel |
| F138 | Airbag coil connector |
| H | Horn plate |
| J234 | Airbag control unit |
| L45 | Light for memory operating unit |
| N95 | Airbag igniter, driver's side |
| T5b | 5-pin connector |
| T5j | 5-pin connector |
| T75 | 75-pin connector |
| 42 | Earth point, next to steering columm |
| 81 | Earth connection -1-, in dash panel wiring harness |
| 135 | Earth connection -2-, in dash panel wiring harness |
| A20 | Connection (15a), in dash panel wiring harness |
Wiring Diagram VW GOLF 2009 - Multi-function steering wheel control unit - dual tone horn relay
| D | Ignition/starter switch |
| E20 | Switches and instruments, lighting control |
| J4 | Dual tone horn relay |
| J59 | X contact relief relay |
| J453 | Multi-function steering wheel control unit, above the central electrics |
| R | Radio |
| S5 | Fuse in fuse box |
| S240 | Fuse in fuse box |
| T3c | 3-pin connector |
| T16 | 16-pin connector, in dash panel centre, self-diagnosis connection*** |
| T18c | 18-pin connector |
| T20 | 20-pin connector, green |
| 135 | Earth connection -2-, in dash panel wiring harness |
| 501 | Screw connection -2- (30), on relay plate |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A4 | Positive (+) connection (58b), in dash panel wiring harness |
| A32 | Positive (+) connection (30), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| A80 | Connection -1- (X), in dash panel wiring harness |
| *** | Models for Mexico, self-diagnosis connection left under dash panel |
Wiring Diagram VW GOLF 2009 - Multi-function steering wheel control unit - cruise control system switch (CCS) - dual tone horn
| E45 | Cruise control system switch |
| H1 | Dual tone horn |
| J... | Engine control units |
| J453 | Multi-function steering wheel control unit, above the central electrics |
| T10e | 10-pin connector, black, in control unit protective housing, in plenum chamber left* |
| T10s | 10-pin connector, next to steering column |
| T18c | 18-pin connector |
| 12 | Earth point, in engine compartment, left |
| 179 | Earth connection, in left headlight wiring harness |
| A16 | Connection (CCS), in dash panel wiring harness |
| A20 | Connection (15a), in dash panel wiring harness |
| A90 | Connection (dual tone horn), in dash panel wiring harness |
| * | ⇒ Current Flow Diagram CCS/ engine |
VW GOLF 2009 Motronic control unit J220
| Motronic control unit -J220- |
|
| Designation of connector: |
| A - | Motronic control unit -J220- |
| B - | 81-pin connector -T81- |
| C - | 40-pin connector -T40- |
|
|
| Designation of connector: |
| A - | Radiator fan control unit -J293- |
| B - | 4-pin connector, on radiator fan control unit -T4v- |
| C - | 14-pin connector, on radiator fan control unit -T14- |
|
|
| Designation of connector: |
| A - | Automatic gearbox control unit -J217- |
| B - | 68-pin connector, on automatic gearbox control unit -T68- |
|
|
| Designation of connector: |
| A - | Driver door control unit -J386- |
| B - | 29-pin connector, on driver door control unit -T29- |
|
|
| Designation of connector: |
| A - | Front passenger door control unit -J387- |
| B - | 29-pin connector, on front passenger door control unit -T29a- |
|
|
| Designation of connector: |
| A - | Rear left door control unit -J388- |
| B - | 18-pin connector, on left rear door control unit -T18- |
|
|
| Designation of connector: |
| A - | Rear right door control unit -J389- |
| B - | 18-pin connector, on left rear door control unit -T18b- |
|
|
| Designation of connector: |
| E - | Climatronic control unit -J255- |
| A - | 12-pin connector, on Climatronic control unit -T12c- |
| B - | 20-pin connector, on Climatronic control unit -T20- |
| C - | 16-pin connector, on Climatronic control unit -T16b- |
| D - | 16-pin connector, on Climatronic control unit -T16a- |
|
|
| Designation of connector: |
| A - | Convenience system central control unit -J393- |
| B - | 15-pin connector, on convenience system central control unit -T15- |
| C - | 23-pin connector, on convenience system central control unit -T23- |
|
|
| Designation of connector: |
| A - | Control unit with display in dash panel insert -J285- |
| C - | 32-pin connector, blue, on instrument cluster control unit with indicator unit -T32- |
| 1 - | Terminal 15a |
| 2 - | Right turn signal |
| 3 - | Speed signal |
| 4 - | Turn signal relay |
| 5 - | Fuel gauge sender |
| 6 - | vacant |
| 7 - | Terminal 31 |
| 8 - | Coolant temperature indicator sensor |
| 9 - | Terminal 31 |
| 10 - | Oil pressure switch |
| 11 - | vacant |
| 12 - | Alternator |
| - | Voltage regulator |
| 13 - | vacant |
| 14 - | Rear fog light bulb |
| 15 - | vacant |
| 16 - | vacant |
| 17 - | Terminal 56a |
| 18 - | Left turn signal |
| 19 - | ABS control unit |
| 20 - | Terminal 58b |
| 21 - | Door contact switch |
| 22 - | Coolant shortage indicator sender |
| 23 - | Terminal 30a |
| 24 - | Terminal 31 |
| 25 - | Terminal K |
| 26 - | Terminal 58r |
| 27 - | Terminal 58l |
| 28 - | Speedometer sender |
| 29 - | Brake fluid level warning contact |
| 30 - | Terminal 86s |
| 31 - | Front left belt switch |
| 32 - | vacant |
| B - | 32-pin connector, green, on instrument cluster control unit with indicator unit -T32a- |
| 1 - | vacant |
| 2 - | Immobilizer reader coil |
| 3 - | vacant |
| 4 - | Terminal for CAN-Bus / control |
| 5 - | Immobilizer |
| 6 - | Windscreen washer fluid level sender |
| 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 - | Terminal for ASR/ESP |
| 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 |
| 23 - | Multifunction display memory switch |
| 24 - | Multifunction display memory switch |
| 25 - | Multifunction display memory switch |
| 26 - | Ambient temperature sensor |
| 27 - | Terminal for CAN-Bus high |
| 28 - | Terminal for CAN-Bus low |
| 29 - | vacant |
| 30 - | Terminal for clock |
| 31 - | Terminal for data |
| 32 - | Terminal for Enable |
|
|
| Designation of connector: |
| A - | Airbag control unit -J234- |
| B - | 75-pin connector, on airbag control unit -T75- |
|
|
| Designation of connector: |
| A - | ABS control unit -J104- |
| B - | 47-pin connector, on ABS control unit -T47- |
|
|
| Designation of connector: |
| A - | Parking aid control unit -J446- |
| B - | 16-pin connector, on parking aid control unit -T16z- |
| C - | 12-pin connector, on parking aid control unit -T12ka- |









































