Wiring Diagram VW TOURAN 2004 - Battery - terminal 15 voltage supply relay - terminal 15 voltage supply relay 2 - terminal 30 voltage supply relay 2 - fuses

| A | Battery |
| B | Starter |
| J329 | Terminal 15 voltage supply relay |
| J519 | Onboard supply control unit |
| J681 | Terminal 15 voltage supply relay 2 |
| J689 | Terminal 30 voltage supply relay 2 |
| SA6 | Fuse 6 on fuse holder A |
| SB49 | Fuse 49 on fuse holder B |
| SC44 | Fuse 44 on fuse holder C |
| SC49 | Fuse 49 on fuse holder C |
| SC51 | Fuse 51 on fuse holder C |
| SC53 | Fuse 53 on fuse holder C |
| T40 | 40-pin connector |
| 508 | Screw connection (30) on E-box |
| A1 | Positive connection (30a), in dash panel wiring harness |
| D50 | Positive connection (30), in engine compartment wiring harness |
| --- | Only models with sliding sunroof adjustment control unit |
| # | Only models with anti-theft alarm system, interior monitoring sensor and vehicle inclination sender |
| ## | Only models with anti-theft alarm system |
| -●●- | To May 2003 |
Wiring Diagram VW TOURAN 2004 - Driver door control unit - driver side window regulator motor
| J386 | Driver door control unit |
| J519 | Onboard supply control unit |
| S43 | Window regulator thermal fuse |
| SB40 | Fuse 40 on fuse holder B |
| SB53 | Fuse 53 on fuse holder B |
| SC1 | Fuse 1 on fuse holder C |
| T20a | 20-pin connector |
| T28 | 28-pin connector, coupling point, left A-pillar |
| T40 | 40-pin connector |
| V147 | Driver side window regulator motor |
| 44 | Earth point, lower part of left A-pillar |
| 366 | Earth connection 1, in main wiring harness |
| A61 | Positive connection (X), in instrument panel wiring harness |
| B163 | Positive connection 1 (15), in interior wiring harness |
| B266 | Positive connection 1 (30a, door control unit), in interior wiring harness |
| -●- | Only models with automatic anti-dazzle interior/exterior mirror |
| --- | Only models with sliding sunroof adjustment control unit |
| -●●- | To May 2003 |
| xx | From June 2003 |
Wiring Diagram VW TOURAN 2004 - Driver door control unit - window regulator switch in driver door - childproof lock button
| 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 in driver door |
| E318 | Childproof lock button |
| J386 | Driver door control unit |
| J519 | Onboard supply control unit |
| K236 | Warning light for activated childproof lock |
| L76 | Button illumination bulb |
| T10a | 10-pin connector |
| T32a | 32-pin connector |
| 267 | Earth connection 2, in driver's door wiring harness |
| R75 | Connection 1 (58d), in door control unit wiring harness |
Wiring Diagram VW TOURAN 2004 - Driver door control unit - warning lamp for central locking deadlock function -SAFE- - front left entry light - button for interior locking on driver side - fuel tank flap release button
| E308 | Driver side interior locking button for central locking system |
| E319 | Fuel tank flap release button |
| J386 | Driver door control unit |
| J519 | Onboard supply control unit |
| K133 | Central locking deadlock function warning lamp -SAFE- |
| K174 | Driver side interior locking warning lamp |
| L76 | Button illumination bulb |
| T2u | 2-pin connector, in driver door |
| T4a | 4-pin connector |
| T4b | 4-pin connector |
| T32a | 32-pin connector |
| W31 | Front left entry light |
| 267 | Earth connection 2, in driver's door wiring harness |
| 303 | Earth connection 3, in driver's door wiring harness |
| R75 | Connection 1 (58d), in door control unit wiring harness |
Wiring Diagram VW TOURAN 2004 - Driver side door control unit - switch for mirror adjustment and mirror fold-in - exterior mirror heater button
| E43 | Mirror adjustment switch |
| E48 | Mirror adjustment changeover switch |
| E231 | Exterior mirror heater button |
| E263 | Fold-in mirror switch |
| J386 | Driver door control unit |
| J519 | Onboard supply control unit |
| L78 | Mirror adjustment switch illumination bulb |
| T6a | 6-pin connector |
| T32a | 32-pin connector |
| 303 | Earth connection 3, in driver's door wiring harness |
| R76 | Connection 2 (58d), in door control unit wiring harness |
| * | Only models with fold-in mirrors |
Wiring Diagram VW TOURAN 2004 - Driver door control unit - driver side central locking lock unit
| F2 | Driver door contact switch |
| F220 | Driver side central locking lock unit |
| J386 | Driver door control unit |
| J519 | Onboard supply control unit |
| L76 | Button illumination bulb |
| T10b | 10-pin connector |
| T20a | 20-pin connector |
| V56 | Driver door central locking motor |
| V161 | Driver door central locking deadlock function motor |
| R76 | Connection 2 (58d), in door control unit wiring harness |
Wiring Diagram VW TOURAN 2004 - Driver door control unit - driver side mirror adjustment motor and driver side fold-in mirror motor - heated exterior mirror relay - driver side exterior mirror turn signal bulb
| J99 | Heated exterior mirror relay |
| J386 | Driver door control unit |
| J519 | Onboard supply control unit |
| L131 | Driver side exterior mirror turn signal bulb |
| T2ac | 2-pin connector |
| T2ar | 2-pin connector |
| T2at | 2-pin connector |
| T3s | 3-pin connector |
| T16a | 16-pin connector |
| T20a | 20-pin connector |
| T28 | 28-pin connector, coupling point, left A-pillar |
| V17 | Driver side mirror adjustment motor |
| V121 | Driver side fold-in mirror motor |
| V149 | Driver side mirror adjustment motor |
| Y20 | Driver side automatic anti-dazzle exterior mirror |
| Z4 | Driver side heated exterior mirror |
| B397 | Connection 1 (convenience CAN bus, high), in main wiring harness |
| B406 | Connection 1 (convenience CAN bus, low), in main wiring harness |
| * | Only models with fold-in mirrors |
| -●- | Only models with automatic anti-dazzle interior/exterior mirror |
Wiring Diagram VW TOURAN 2004 - Front passenger side door control unit - front passenger side central locking lock unit - window regulator switch in front passenger door - front passenger side window regulator motor - front right entry light
| E107 | Window regulator switch in front passenger door |
| F3 | Front passenger door contact switch |
| F221 | Front passenger side central locking lock unit |
| J387 | Front passenger side door control unit |
| J519 | Onboard supply control unit |
| L76 | Button illumination bulb |
| T4c | 4-pin connector |
| T10c | 10-pin connector |
| T20b | 20-pin connector |
| T28a | 28-pin connector, coupling point, right A-pillar |
| T32b | 32-pin connector |
| V57 | Front passenger seat central locking motor |
| V148 | Front passenger side window regulator motor |
| V162 | Front passenger door central locking deadlock function motor |
| W32 | Front right entry light |
| 304 | Earth connection 3, in front passenger side door wiring harness |
Wiring Diagram VW TOURAN 2004 - Front passenger door control unit - front passenger side mirror adjustment motor and fold-in mirror motor - front passenger side exterior mirror turn signal
Wiring Diagram VW TOURAN 2004 - Rear left door control unit - rear left window regulator switch - in door - rear left window regulator motor - rear left entry light
Wiring Diagram VW TOURAN 2004 - Rear right door control unit - rear right window regulator switch - in door - rear right window regulator motor - rear right entry light
Wiring Diagram VW TOURAN 2004 - Convenience system central control unit - rear left and right door contact switches - rear left and right central locking lock units
| F10 | Rear left door contact switch |
| F11 | Rear right door contact switch |
| F222 | Rear left central locking lock unit |
| F223 | Rear right central locking lock unit |
| J393 | Convenience system central control unit, behind glove compartment |
| J519 | Onboard supply control unit |
| J533 | Data bus diagnosis interface |
| T8a | 8-pin connector |
| T8b | 8-pin connector |
| T18 | 18-pin connector |
| T18a | 18-pin connector |
| T20 | 20-pin connector |
| T28b | 28-pin connector, coupling point, left B-pillar |
| T28c | 28-pin connector, coupling point, right B-pillar |
| V163 | Rear left door central locking deadlock function motor |
| V164 | Rear right door central deadlock function locking motor |
| V214 | Rear left door central locking motor, lock |
| V215 | Rear right door central locking motor, lock |
| 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 - Convenience system central control unit - number plate light - rear lid release - rear lid lock unit - luggage compartment light
Wiring Diagram VW TOURAN 2004 - Convenience system central control unit - interior monitoring deactivation switch - deactivation button for vehicle inclination sender - tank filler flap locking motor
| E267 | Interior monitoring deactivation switch |
| E360 | Deactivation button for vehicle inclination sender |
| J393 | Convenience system central control unit, behind glove compartment |
| J519 | Onboard supply control unit |
| K162 | Interior monitoring off warning lamp |
| K188 | Vehicle inclination sender warning lamp |
| L76 | Button illumination bulb |
| T3f | 3-pin connector |
| T4bn | 4-pin connector |
| T4h | 4-pin connector |
| T6 | 6-pin connector |
| T18 | 18-pin connector |
| V155 | Tank filler flap locking motor |
| W1 | Front interior light |
| 249 | Earth connection 2, in interior wiring harness |
| 377 | Earth connection 12, in main wiring harness |
| 654 | Earth point, on right D-pillar |
| B154 | Connection 1 (DCt), in interior wiring harness |
| B559 | Connection 1 (30g), in main wiring harness |
| --- | Only models with rear entry light |
| *** | Only models with interior monitoring |
| ## | Only models with anti-theft alarm system |
| -●- | Only models with automatic anti-dazzle interior/exterior mirror |
Wiring Diagram VW TOURAN 2004 - Convenience system central control unit - sliding sunroof adjustment control unit - sunroof button - sliding sunroof adjustment regulator - central locking and anti-theft alarm system aerial
| E139 | Sliding sunroof adjustment regulator |
| E325 | Sunroof button |
| J245 | Sliding sunroof adjustment control unit |
| J285 | Control unit in dash panel insert |
| J393 | Convenience system central control unit, behind glove compartment |
| J519 | Onboard supply control unit |
| R47 | Central locking and anti-theft alarm system aerial |
| T6 | 6-pin connector |
| T6aa | 6-pin connector |
| T6b | 6-pin connector |
| T6at | 6-pin connector |
| T8 | 8-pin connector |
| T18 | 18-pin connector |
| T36 | 36-pin connector |
| V1 | Sliding sunroof motor |
| 238 | Earth connection 1, in interior wiring harness |
| A108 | Connection (speed signal), in dash panel wiring harness |
| B549 | Connection 2 (LIN bus), in main wiring harness |
| # | Only models with anti-theft alarm system, interior monitoring sensor and vehicle inclination sender |
| ## | Only models with anti-theft alarm system |
| --- | Only models with sliding sunroof adjustment control unit |
| *** | Only models with radio navigation system (commercial equipment) and sliding sunroof adjustment control unit |
Wiring Diagram VW TOURAN 2004 - Interior monitoring sensor - vehicle inclination sender - alarm horn
| G273 | Interior monitoring sensor |
| G384 | Vehicle inclination sender |
| H12 | Alarm horn |
| J519 | Onboard supply control unit |
| T3f | 3-pin connector |
| T4i | 4-pin connector |
| T4j | 4-pin connector |
| T4k | 4-pin connector, coupling point front roof |
| T8d | 8-pin connector, near front interior light |
| 238 | Earth connection 1, in interior wiring harness |
| 373 | Earth connection 8, in main wiring harness |
| 655 | Earth point, on left headlight |
| 609 | Earth point, on right in plenum chamber |
| B161 | Connection (ATA), in interior wiring harness |
| B549 | Connection 2 (LIN bus), in main wiring harness |
| # | Only models with anti-theft alarm system, interior monitoring sensor and vehicle inclination sender |
| ## | Only models with anti-theft alarm system |
| * | Only models with anti-theft alarm system and sliding sunroof adjustment control unit |
| ** | Only models with anti-theft alarm system with no sliding sunroof adjustment control unit |
| *** | Only models with vehicle inclination sender with flexible printed circuit |
Wiring Diagram VW TOURAN 2004 - Automatic anti-dazzle interior mirror - bonnet contact switch
| E386 | Anti-dazzle interior mirror button |
| F266 | Bonnet contact switch, in lock part |
| J519 | Onboard supply control unit |
| K187 | Anti-dazzle interior mirror warming lamp |
| T2ag | 2-pin connector, near right headlight |
| T8c | 8-pin connector, near front interior light |
| Y7 | Automatic anti-dazzle interior mirror |
| 43 | Earth point, lower part of right A-pillar |
| 44 | Earth point, lower part of left A-pillar |
| 284 | Earth connection 6, in interior wiring harness |
| 368 | Earth connection 3, in main wiring harness |
| 372 | Earth connection 7, in main wiring harness |
| 373 | Earth connection 8, in main wiring harness |
| A3 | Positive connection (58), in dash panel wiring harness |
| B225 | Connection 2 (radio), in interior wiring harness |
| B427 | Connection 1 (mirror signal), in main wiring harness |
| B428 | Connection 2 (mirror signal), in main wiring harness |
| W71 | Connection (reversing light), in rear wiring harness |
| -●- | Only models with automatic anti-dazzle interior/exterior mirror |
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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