Wiring Diagram VW TOURAN 2004 - Terminal 15 voltage supply relay - terminal 15 voltage supply relay 2

Wiring Diagram VW TOURAN 2004 - Left gas discharge light control unit - left gas discharge (xenon) bulb - left dip beam screen motor - left side light - front left turn signal - left main beam
| J343 | Left gas discharge light control unit |
| J519 | Onboard supply control unit |
| L13 | Left gas discharge (xenon) bulb |
| M1 | Left side light bulb |
| M5 | Front left turn signal bulb |
| M30 | Left main beam bulb |
| T2am | 2-pin connector |
| T4as | 4-pin connector |
| T12f | 12-pin connector, on left of headlight |
| T20h | 20-pin connector |
| V294 | Left dip beam screen motor |
| 376 | Earth connection 11, in main wiring harness |
| 655 | Earth point, on left headlight |
Wiring Diagram VW TOURAN 2004 - Headlight range control - control unit - front left vehicle level sender - left headlight range control motor
Wiring Diagram VW TOURAN 2004 - Headlight range control - control unit - rear left vehicle level sender
Wiring Diagram VW TOURAN 2004 - Right gas discharge light control unit - right gas discharge (xenon) bulb - right main and dip beam switch-over solenoid - front right side ligh - front right turn signal - right main beam
| J344 | Right gas discharge light control unit, on right headlight |
| J519 | Onboard supply control unit |
| L14 | Right gas discharge (xenon) bulb |
| M3 | Right side light bulb |
| M7 | Front right turn signal bulb |
| M32 | Right main beam bulb |
| T2an | 2-pin connector |
| T4at | 4-pin connector |
| T12q | 12-pin connector, on right of headlight |
| T20i | 20-pin connector |
| V295 | Right dip beam screen motor |
| 378 | Earth connection 13, in main wiring harness |
| 656 | Earth point, on right headlight |
| B167 | Connection (56b), in interior wiring harness |
Wiring Diagram VW TOURAN 2004 - Data bus diagnostic interface - steering column electronics control unit - turn signal switch - headlight dipper/flasher switch
| E2 | Turn signal switch |
| E4 | Headlight dipper/flasher switch |
| J519 | Onboard supply control unit |
| J527 | Steering column electronics control unit |
| J533 | Data bus diagnostic interface, in left footwell, near centre console |
| T20 | 20-pin connector |
| T20d | 20-pin connector |
| 44 | Earth point, lower part of left A-pillar |
| 368 | Earth connection 3, in main wiring harness |
| 382 | Earth connection 17, in main wiring harness |
| B383 | Connection 1 (drive train CAN bus, high), in main wiring harness |
| B390 | Connection 1 (drive train CAN bus, low), in main wiring harness |
| B397 | Connection 1 (convenience CAN bus, high), in main wiring harness |
| B406 | Connection 1 (convenience CAN bus, low), in main wiring harness |
Wiring Diagram VW TOURAN 2004 - Data bus diagnostic interface - illumination regulators
| E1 | Light switch |
| E20 | Illumination regulators, switches, instruments |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| J533 | Data bus diagnostic interface, in left footwell, near centre console |
| L105 | Illumination regulator illumination bulb |
| T16 | 16-pin connector, on left under dash panel, self-diagnosis connection |
| T8e | 8-pin connector |
| T10h | 10-pin connector |
| T20 | 20-pin connector |
| T36 | 36-pin connector |
| 44 | Earth point, lower part of left A-pillar |
| 605 | Earth point, on top end of steering column |
| 368 | Earth connection 3, in main wiring harness |
| 372 | Earth connection 7, in main wiring harness |
| A204 | Connection (dash panel insert CAN bus, high), in dash panel wiring harness |
| A205 | Connection (dash panel insert CAN bus, low), in dash panel wiring harness |
| B340 | Connection 1 (58d), in main wiring harness |
| B397 | Connection 1 (convenience CAN bus, high), in main wiring harness |
| B406 | Connection 1 (convenience CAN bus, low), in main wiring harness |
VW TOURAN 2004 Overview of relay carriers
Overview of relay carriers |
| 1 - | Relay carrier on E-box |
| q | on left in engine compartment |
| 2 - | Relay carrier on onboard supply control unit |
| q | Under dash panel on driver's side |
| q | Relay assignment on onboard supply control unit up to May 2010 → Chapter |
| q | Relay assignment below onboard supply control unit from May 2010 → Chapter |
| q | Relay assignment below onboard supply control unit from May 2012 → Chapter |
| 3 - | Relay carrier above onboard supply control unit, under dash panel on driver's side |
| 4 - | Auxiliary relay carrier under E-box |
| q | Under E-box, in left engine compartment |
| Relay assignment on E-box low |
| 1 - | Motronic current supply relay -J271- (100) |
| 1 - | Terminal 30 voltage supply relay -J317- (458) |
| 2 - | Additional coolant pump relay -J496- |
| 2 - | Secondary air pump relay -J299- (100) |
| q | Engine code BSX, from May 2005 |
| 2 - | Sensor for current measurement -G582- (488) |
| 2 - | Wiring bridges for automatic glow period control unit -J179- |
VW TOURAN 2004 Relay locations on E-box high
Relay locations on E-box high |
| 1 - | Terminal 15 voltage supply relay -J329- (433) |
| 2 - | Terminal 50 voltage supply relay -J682- (433) |
| 3 - | Engine component current supply relay -J757- (167) |
| 4 - | Terminal 30 voltage supply relay -J317- (458) |
VW TOURAN 2004
Relay assignment, relay carrier on onboard supply control unit, under dash panel on driver's side |
| 1 - | Terminal 15 voltage supply relay 2 -J681- (460) |
| 2 - | Heated exterior mirror relay -J99- (449) |
| 4 - | Terminal 30 voltage supply relay 2 -J689- (449) |
| 5 - | Heated rear window relay -J9- (53) |
| 6 - | Dual tone horn relay -J4- (449) |
| 6 - | Horn relay -J413- (449) |
| 7 - | Double washer pump relay 1 -J729- (404) |
| 8 - | Double washer pump relay 2 -J730- (404) |
| 9 - | X-contact relief relay -J59- (460) |
VW TOURAN 2004
Relay assignment of relay carrier above onboard supply control unit, under dash panel on driver's side |
| Relay carrier on top of onboard supply control unit, to May 2010 |
| 1 - | Additional coolant pump relay -J496- (449) |
| 2 - | Headlight washer system relay -J39- (53) |
| 3 - | Fuel supply relay -J643- (449) |
| 3 - | Fuel pump relay -J17- (449) |
| 3 - | Relay for gas shut-off valves -J908- (449) |
| q | From May 2009 for 1.4 l -110 kW engine code CDGA, bi-fuel (natural gas/petrol) |
| 4 - | Fresh air blower relay -J13- (404) |
| 5 - | Fuel pump switch-off relay -J333- (404) |
| 7 - | Auxiliary heater operation relay -J485- (53) |
| 8 - | Terminal 50 voltage supply relay -J682- (53) |
| 9 - | Voltage monitoring relay -J813- |
Note
| -J17- and -J643- are mini-relays and are located in one relay slot (depends on equipment fitted). |
| Relay carrier on top of onboard supply control unit, from May 2010 |
| 1 - | Dual tone horn relay -J4- (646) |
| - Headlight washer system relay -J39- (646) |
| 2 - | Relay for supplementary fuel pump -J832- / Electric fuel pump 2 relay -J49- (646) |
| 3 - | Terminal 50 voltage supply relay -J682- (645) |
| q | Only models with no start/stop system |
| - Starter relay 1 -J906- (645) |
| q | Only models with start/stop system |
| 4 - | Auxiliary heater operation relay -J485- (645) |
| 5 - | Fuel pump relay for auxiliary heater -J749- (646) |
| 8 - | Fuel pump relay -J17- (646) |
| - Relay for gas shut-off valves -J908- (646) |
| q | Engine code CDGA, bi-fuel (natural gas/petrol) |
| - Driving school mode relay -J746- |
VW TOURAN 2004 Relay carrier below onboard supply control unit, from May 2010
Relay carrier below onboard supply control unit, from May 2010 |
| 1 - | X-contact relief relay -J59- (644) |
| 2 - | Terminal 15 voltage supply relay -J329- (645) |
| 3 - | Heated rear window relay -J9- (645) |
| 4 - | Fresh air blower relay -J13- (646) |
| 5 - | Starter relay 2 -J907- (507) |
| q | Only models with start/stop system |
VW TOURAN 2004 Relay carrier on top of onboard supply control unit, from May 2012
Relay carrier on top of onboard supply control unit, from May 2012 |
| 1 - | Dual tone horn relay -J4- (646) |
| - Headlight washer system relay -J39- (646) |
| 2 - | Relay for supplementary fuel pump -J832- / Electric fuel pump 2 relay -J49- (646) |
| 3 - | Terminal 50 voltage supply relay -J682- (645) |
| q | Only models with no start/stop system |
| - Starter relay 2 -J907- (507) |
| q | Only models with start/stop system |
| 4 - | Auxiliary heater operation relay -J485- (645) |
| 5 - | Fuel pump relay for auxiliary heater -J749- (646) |
| 6 - | Trailer voltage supply relay -J941- (646) |
| 7 - | Low heat output relay -J359- (645) |
| q | Engine codes CBZB, CAVB, CAVC, CDGA |
| 8 - | Fuel pump relay -J17- (646) |
| - Relay for gas shut-off valves -J908- (646) |
| q | Engine code CDGA, bi-fuel (natural gas/petrol) |
| - Driving school mode relay -J746- |
| 9 - | High heat output relay -J360- (644) |
| q | Engine codes CBZB, CAVB, CAVC, CDGA |
VW TOURAN 2004 Relay carrier below onboard supply control unit, from May 2012
Relay carrier below onboard supply control unit, from May 2012 |
| 1 - | X-contact relief relay -J59- (644) |
| 2 - | Terminal 15 voltage supply relay -J329- (645) |
| 3 - | Heated rear window relay -J9- (645) |
| 4 - | Fresh air blower relay -J13- (646) |
| 5 - | Starter relay 1 -J906- (645) |
| q | Only models with start/stop system |
VW TOURAN 2004 Relay position assignment on additional relay carrier under E-box in left engine compartment, to April 2005
Relay position assignment on additional relay carrier under E-box in left engine compartment, to April 2005 |
| 2 - | Automatic glow period control unit -J179- (461) |
| 5 - | Secondary air pump relay -J299- (100) |
Note
| -The auxiliary relay carrier is located under the E-box and is only visible when removed. |
VW TOURAN 2004 Relay position assignment on additional relay carrier under E-box, in left engine compartment, from May 2005Relay position assignment on additional relay carrier under E-box, in left engine compartment, from May 2005 | | 1 - | Auxiliary relay carrier, under E-box on left in engine compartment | | 2 - | Automatic glow period control unit -J179- (461), from August 2006 identification number (457) | | |
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