Wiring Diagram VW TOURAN 2005 - Mobile telephone operating electronics control unit - terminal 15 voltage supply relay
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| A | Battery |
| B | Starter |
| C | Alternator |
| J329 | Terminal 15 voltage supply relay, on electronics box, in left engine compartment (433) |
| J412 | Mobile telephone operating electronics control unit, in front right footwell |
| J519 | Onboard supply control unit |
| SA1 | Fuse 1 on fuse holder A |
| SB20 | Fuse 20 on fuse holder B |
| SB40 | Fuse 40 on fuse holder B |
| SC10 | Fuse 10 on fuse holder C |
| T18d | 18-pin connector |
| T40 | 40-pin connector |
| 45 | Earth point, centre behind dash panel |
| 270 | Earth connection, in telephone wiring harness |
| 376 | Earth connection 11, in main wiring harness |
| 384 | Earth connection 19, in main wiring harness |
| 381 | Earth connection 16, in main wiring harness |
| 508 | Screw connection (30), on electronics box |
| 655 | Earth point, on left headlight |
| D50 | Positive connection (30), in engine compartment wiring harness |
| * | Models with 90 A/ 110 A alternator |
| ** | Models with 140 A alternator |
| *** | Components not included in the telephone preparation |
| **** | only models without 'digital sound package' |
| -•- | only models with 'digital sound package' |
Wiring Diagram VW TOURAN 2005 - Mobile telephone operating electronics control unit - telephone microphone - aerial filter - aerials
Wiring Diagram VW TOURAN 2005 - Mobile telephone operating electronics control unit - radio
| J412 | Mobile telephone operating electronics control unit, in front right footwell |
| J503 | Control unit with display for radio and navigation system |
| J519 | Onboard supply control unit |
| R | Radio |
| T8j | 8-pin connector |
| T12d | 12-pin connector |
| T12l | 12-pin connector |
| T16b | 16-pin connector |
| T18d | 18-pin connector |
| T20f | 20-pin connector |
| A178 | Connection (infotainment CAN bus, high), in dash panel wiring harness |
| A179 | Connection (infotainment CAN bus, low), in dash panel wiring harness |
| B340 | Connection 1 (58d), in main wiring harness |
| * | only models with radio/ radio navigation system (MFD) |
| ** | only models with radio navigation system (commercial equipment) |
| *** | component not included in the telephone preparation |
VW TOURAN 2005 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 2005 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 2005
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 2005
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 2005 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 2005 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 2005 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 2005 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 2005 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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