VW TOURAN 2005

Wiring Diagram VW TOURAN 2005 - Terminal 15 voltage supply relay - terminal 30 voltage supply relay 2 - fuses

A	Battery
B	Starter
J329	Terminal 15 voltage supply relay
J519	Onboard supply control unit
J689	Terminal 30 voltage supply relay 2
SA6	Fuse 6 on fuse holder A
SB40	Fuse 40 on fuse holder B
SC15	Fuse 15 on fuse holder C
SC47	Fuse 47 on fuse holder C
SC49	Fuse 49 on fuse holder C
SC55	Fuse 55 on fuse holder C
T40	40-pin connector
376	Earth connection 11, in main wiring harness
381	Earth connection 16, in main wiring harness
508	Screw connection (30) on E-box
655	Earth point, left headlight
A1	Positive connection (30a), in dash panel wiring harness
A168	Positive connection 4 (30a) in dash panel wiring harness
A192	Positive connection 3 (15a) in dash panel wiring harness
B163	Positive connection 1 (15), in interior wiring harness
D50	Positive connection (30), in engine compartment wiring harness
X137	Positive connection 2 (30a), in siren wiring harness
x	From November 2004
xxx	To October 2004

Wiring Diagram VW TOURAN 2005 - X-contact relief relay - fuses

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E16	Heater/heat output switch
J59	X-contact relief relay (460)
J519	Onboard supply control unit
SB18	Fuse 18 on fuse holder B
SB49	Fuse 49 on fuse holder B
SB52	Fuse 52 on fuse holder B
SC33	Fuse 33 on fuse holder C
SC36	Fuse 36 on fuse holder C
SC37	Fuse 37 on fuse holder C
T2al	2-pin connector, charger connection, under front passenger seat
T5	5-pin connector
T10k	10-pin connector, on right under dash panel
T40	40-pin connector

373	Earth connection 8, in main wiring harness
X176	Positive connection 2 (30a), in optional equipment wiring harness
x	From November 2004
xxx	To October 2004

Wiring Diagram VW TOURAN 2005 - Hands-free system button - switch to trip alarm - 2-way radio button connection

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E247	Switch to trip alarm
E487	Hands-free system button
L76	Button illumination bulb
J519	Onboard supply control unit
T6bb	6-pin connector
T6bc	6-pin connector
T12h	12-pin connector, 2-way radio button connection, in spare wheel well
44	Earth point, lower part of left A-pillar
252	Earth connection, in optional equipment wiring harness
259	Earth connection 2, in optional equipment wiring harness
368	Earth connection 3, in main wiring harness
382	Earth connection 17, in main wiring harness
605	Earth point, on top of steering column
X55	Positive connection (15), in optional equipment wiring harness

Wiring Diagram VW TOURAN 2005 - Hands-free system button 1 - 2-way radio loudspeaker volume control 1 - 2-way radio button connection - 2-way radio connection

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E501	Hands-free system button 1
E502	1-way radio loudspeaker volume control 2
J519	Onboard supply control unit
L76	Button illumination bulb
R25	Two-way radio loudspeaker
T6az	6-pin connector
T6bd	6-pin connector
T12h	12-pin connector, 2-way radio button connection, in spare wheel well
T14d	14-pin connector, 2-way radio connection, under glove compartment
454	Earth connection 4, in optional equipment wiring harness

Wiring Diagram VW TOURAN 2005 - Special vehicle control unit - 2-way radio loudspeaker volume control 2 - 2-way radio connection - microphone connection

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E72	2-way radio switch
E503	2-way radio loudspeaker volume control 2
J519	Onboard supply control unit
J608	Special vehicle control unit, behind left side trim in luggage compartment
L76	Button illumination bulb
R25	Two-way radio loudspeaker
T2bc	2-pin connector, microphone connection, near front interior light
T6ba	6-pin connector
T6be	6-pin connector
T14d	14-pin connector, 2-way radio connection, under glove compartment
T88	88-pin connector
454	Earth connection 4, in optional equipment wiring harness
X136	Positive connection 1 (30a), in siren wiring harness

Wiring Diagram VW TOURAN 2005 - Special vehicle control unit - special signal system change-over button - button to deactivate interior lights

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E505	Special signal system changeover button
E532	Button to deactivate interior lights
J519	Onboard supply control unit
J533	Data bus diagnosis interface
J608	Special vehicle control unit, behind left side trim in luggage compartment
L76	Button illumination bulb
T2ac	2-pin connector, behind centre dash panel
T6bf	6-pin connector
T6bg	6-pin connector
T20	20-pin connector
T88	88-pin connector
252	Earth connection, in optional equipment wiring harness
259	Earth connection 2, in optional equipment wiring harness
B397	Connection 1 (convenience CAN bus, high), in main wiring harness
B406	Connection 1 (convenience CAN bus, low), in main wiring harness
X134	Connection 1, in siren wiring harness
X136	Positive connection 1 (30a), in siren wiring harness

Wiring Diagram VW TOURAN 2005 - Special vehicle control unit - 2-way radio voltage supply connection

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J519	Onboard supply control unit
J608	Special vehicle control unit, behind left side trim in luggage compartment
T88	88-pin connector
T4w	4-pin connector, 2-way radio voltage supply connection, in spare wheel well
455	Earth connection 5, in optional equipment wiring harness

X116	Positive connection 2 (30), in optional equipment wiring harness
X140	Positive connection 2 (15a), in siren wiring harness
X142	Positive connection 3 (30), in optional equipment wiring harness
X146	Connection 8, in optional equipment wiring harness
X147	Positive connection 6 (30), in optional equipment wiring harness

Wiring Diagram VW TOURAN 2005 - Special vehicle control unit - rotating light and siren system warning lamp - special signal system connection - alarm rotary and pull switch connection

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E500	Alarm rotary and pull switch
J519	Onboard supply control unit
J608	Special vehicle control unit, behind left side trim in luggage compartment
K12	Rotating light and siren system warning lamp
T33	33-pin connector, special signal system connection, on lower part of right A-pillar
T88	88-pin connector
443	Earth connection 4, in siren system wiring harness
X140	Positive connection 2 (15a), in siren wiring harness
X144	Positive connection 5 (30), in optional equipment wiring harness
X187	Connection 6, in siren wiring harness

Wiring Diagram VW TOURAN 2005 - 12 V socket - functional test button for special signal system - rotating light connection - special signal system connection - pressure chamber loudspeaker connection

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E504	Functional test button for special signal system
J519	Onboard supply control unit
L76	Button illumination bulb
T2x	2-pin connector, rotating light connection, under driver seat
T4ab	4-pin connector, pressure chamber loudspeaker connection, on left in engine compartment
T6bh	6-pin connector
T33	33-pin connector, special signal system connection, on lower part of right A-pillar
U5	12 V socket
443	Earth connection 4, in siren system wiring harness
602	Earth point, in front left footwell
X141	Positive connection 4 (30a), in siren wiring harness

Wiring Diagram VW TOURAN 2005 - Accident data recorder - microphone for special signals - accident data recorder button

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E497	Accident data recorder button
F	Brake light switch
J519	Onboard supply control unit
J754	Accident data memory, under front passenger seat
K225	Accident recorder warning lamp
L76	Button illumination bulb
T26d	26-pin connector
T33	33-pin connector, special signal system connection, on lower part of right A-pillar
R81	Microphone for special signals
B131	Connection (54), in interior wiring harness
B340	Connection 1 (58d), in main wiring harness
**	Only models with microphone for specials signals

Wiring Diagram VW TOURAN 2005 - Accident data memory - dual tone horn relay

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H2	Treble horn
H7	Bass horn
J4	Dual tone horn relay
J343	Left gas discharge bulb control unit
J519	Onboard supply control unit
J754	Accident data memory, under front passenger seat
M5	Front left turn signal bulb
M7	Front right turn signal bulb
M29	Left headlight dipped beam bulb
M30	Left headlight main beam bulb
T10i	10-pin connector, on left headlight (only models with no gas discharge headlights)
T10j	10-pin connector, on right headlight (only models with no gas discharge headlights)
T12f	12-pin connector, on left headlight (only models with gas discharge headlights)
T12g	12-pin connector, on right headlight (only models with gas discharge headlights)
T20h	20-pin connector
T26d	26-pin connector
472	Earth connection 6, in optional equipment wiring harness
A90	Connection (dual tone horn), in dash panel wiring harness
B166	Connection (56a), in interior wiring harness
B247	Connection 2 (56b), in interior wiring harness
X78	Connection 1, in optional equipment wiring harness
X79	Connection 2, in optional equipment wiring harness

Wiring Diagram VW TOURAN 2005 - Connection wiring for 2-way radio

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J519	Onboard supply control unit
T10aa	10-pin connector, 2-way radio connection wiring, under glove compartment
T10z	10-pin connector, 2-way radio connection wiring in spare wheel well

VW TOURAN 2005 Overview of relay carriers

Overview of relay carriers

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q	Relay assignment for E-box high

q	Relay assignment below onboard supply control unit from May 2010

q	Relay assignment below onboard supply control unit from May 2012

q	Relay assignment from May 2010

q	Relay assignment from May 2012

4 -

q	Relay assignment from May 2005

Relay assignment on E-box low

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1 -	Motronic current supply relay -J271- (100)

Slot A1

1 -	Terminal 30 voltage supply relay -J317- (458)

Slot A1

2 -	Additional coolant pump relay -J496-

Slot A2

2 -	Secondary air pump relay -J299- (100)

Slot A2

q	Engine code BSX, from May 2005

2 -	Sensor for current measurement -G582- (488)

Slot A2

q	Engine code BMY

2 -	Wiring bridges for automatic glow period control unit -J179-

Slot A2

q	Only diesel engines

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VW TOURAN 2005 Relay locations on E-box high

Relay locations on E-box high

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1 -	Terminal 15 voltage supply relay -J329- (433)

Slot A1

2 -	Terminal 50 voltage supply relay -J682- (433)

Slot A2

q	To April 2005

3 -	Engine component current supply relay -J757- (167)

Slot A3

q	Engine code BGU

4 -	Terminal 30 voltage supply relay -J317- (458)

Slot A4

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Relay assignment, relay carrier on onboard supply control unit, under dash panel on driver's side

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1 -	Terminal 15 voltage supply relay 2 -J681- (460)

Slot B1

2 -	Heated exterior mirror relay -J99- (449)

Slot B2

3 -

Vacant

Slot B3

4 -	Terminal 30 voltage supply relay 2 -J689- (449)

Slot B4

5 -	Heated rear window relay -J9- (53)

Slot B5

6 -	Dual tone horn relay -J4- (449)

Slot B6

q	To April 2005

6 -	Horn relay -J413- (449)

Slot B6

q	From May 2005

7 -	Double washer pump relay 1 -J729- (404)

Slot B7

8 -	Double washer pump relay 2 -J730- (404)

Slot B8

9 -	X-contact relief relay -J59- (460)

Slot B9

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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

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1 -	Additional coolant pump relay -J496- (449)

Slot 1/2

q	From May 2005

2 -	Headlight washer system relay -J39- (53)

Slot 2

3 -	Fuel supply relay -J643- (449)

Slot 3/2

3 -	Fuel pump relay -J17- (449)

Slot 3/1

3 -	Relay for gas shut-off valves -J908- (449)

Slot 3/1

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)

Slot 4/1

5 -	Fuel pump switch-off relay -J333- (404)

Slot 5/1

q	From May 2005

6 -

Vacant

Slot 6

7 -	Auxiliary heater operation relay -J485- (53)

Slot 7

q	From May 2005 (449)

8 -	Terminal 50 voltage supply relay -J682- (53)

Slot 8

q	To April 2006

q	From May 2009 (643)

9 -	Voltage monitoring relay -J813-

Slot 9

q	From November 2007

Note

-J17- and -J643- are mini-relays and are located in one relay slot (depends on equipment fitted).

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Relay carrier on top of onboard supply control unit, from May 2010

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1 -	Dual tone horn relay -J4- (646)

Slot 1/1

- Headlight washer system relay -J39- (646)

Slot 1/2

2 -	Relay for supplementary fuel pump -J832- / Electric fuel pump 2 relay -J49- (646)

Slot 2

3 -	Terminal 50 voltage supply relay -J682- (645)

Slot 3

q	Only models with no start/stop system

- Starter relay 1 -J906- (645)

Slot 3

q	Only models with start/stop system

4 -	Auxiliary heater operation relay -J485- (645)

Slot 4

5 -	Fuel pump relay for auxiliary heater -J749- (646)

Slot 5

6 -

Vacant

Slot 6

7 -

Vacant

Slot 7

8 -	Fuel pump relay -J17- (646)

Slot 8

- Relay for gas shut-off valves -J908- (646)

Slot 8

q	Engine code CDGA, bi-fuel (natural gas/petrol)

- Driving school mode relay -J746-

Slot 8

9 -

Vacant

Slot 9

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VW TOURAN 2005 Relay carrier below onboard supply control unit, from May 2010

Relay carrier below onboard supply control unit, from May 2010

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1 -	X-contact relief relay -J59- (644)

Slot 1

2 -	Terminal 15 voltage supply relay -J329- (645)

Slot 2

3 -	Heated rear window relay -J9- (645)

Slot 3

4 -	Fresh air blower relay -J13- (646)

Slot 4

5 -	Starter relay 2 -J907- (507)

Slot 5

q	Only models with start/stop system

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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

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1 -	Dual tone horn relay -J4- (646)

Slot 1/1

- Headlight washer system relay -J39- (646)

Slot 1/2

2 -	Relay for supplementary fuel pump -J832- / Electric fuel pump 2 relay -J49- (646)

Slot 2

3 -	Terminal 50 voltage supply relay -J682- (645)

Slot 3

q	Only models with no start/stop system

- Starter relay 2 -J907- (507)

Slot 3

q	Only models with start/stop system

4 -	Auxiliary heater operation relay -J485- (645)

Slot 4

5 -	Fuel pump relay for auxiliary heater -J749- (646)

Slot 5

6 -	Trailer voltage supply relay -J941- (646)

Slot 6

7 -	Low heat output relay -J359- (645)

Slot 7

q	Engine codes CBZB, CAVB, CAVC, CDGA

8 -	Fuel pump relay -J17- (646)

Slot 8

- Relay for gas shut-off valves -J908- (646)

Slot 8

q	Engine code CDGA, bi-fuel (natural gas/petrol)

- Driving school mode relay -J746-

Slot 8

9 -	High heat output relay -J360- (644)

Slot 9

q	Engine codes CBZB, CAVB, CAVC, CDGA

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VW TOURAN 2005 Relay carrier below onboard supply control unit, from May 2012

Relay carrier below onboard supply control unit, from May 2012

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1 -	X-contact relief relay -J59- (644)

Slot 1

2 -	Terminal 15 voltage supply relay -J329- (645)

Slot 2

3 -	Heated rear window relay -J9- (645)

Slot 3

4 -	Fresh air blower relay -J13- (646)

Slot 4

5 -	Starter relay 1 -J906- (645)

Slot 5

q	Only models with start/stop system

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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

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1 -

Vacant

Slot C1

2 -	Automatic glow period control unit -J179- (461)

Slot C2

3 -

Vacant

Slot C3

4 -

Vacant

Slot C6

5 -	Secondary air pump relay -J299- (100)

Slot C5

6 -

Vacant

Slot C4

Note

-The auxiliary relay carrier is located under the E-box and is only visible when removed.

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VW TOURAN 2005 Relay position assignment on additional relay carrier under E-box, in left engine compartment, from May 2005

Relay 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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VW TOURAN 2005 Relay position assignment on additional relay carrier under E-box, in left engine compartment, from May 2005

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VW TOURAN 2005 Overview of control units

Overview of control units

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1 -	ABS control unit -J104-

q	26-pin connector assignment

q	47-pin connector assignment

2 -	Engine control unit -J623-

q	121-pin connector assignment

q	154-pin connector assignment

3 -	Aerial selection control unit -J515-

4 -	Vehicle inclination sender -G384-

5 -	Convenience system central control unit -J393-

q	Connector assignment

6 -	Traffic information control unit -J559- /Chip card reader control unit -J676-

q	Fitting location

7 -	Climatronic control unit -J255-

7 -	Air conditioning system control unit -J301-

8 -	Control unit in dash panel insert -J285-

q	Connector assignment 32-pin connector -T32-

8 -	Traffic data aerial -R173-

9 -	Steering column electronics control unit -J527-

q	Fitting location from May 2010

q	Connector assignment to May 2010

q	Connector assignment from May 2010

q	Connector assignment

11 -	Park assist steering control unit -J791- / Parking aid control unit -J446-

q	Fitting location

q	Connector assignment

12 -	Onboard supply control unit -J519-

q	Connector assignment to May 2010

q	Fitting location from May 2010

q	Connector assignment from May 2010 52-pin connector -T52 A--black-

q	Connector assignment from May 2010 52-pin connector -T52 B--white-

q	Connector assignment from May 2010 52-pin connector -T52 C--brown-

q	Connector assignment

13 -	Mechatronic unit for dual clutch gearbox -J743-

q	20-pin connector assignment

Dual clutch gearbox 0AM:

q	Fitting location

q	25-pin connector assignment

14 -	Voltage stabiliser -J532-

15 -	Headlight range control unit -J431-

q	Connector assignment

15 -	Control unit for cornering light and headlight range control -J745-

q	Connector assignment

q	Connector assignment 75-pin connector -T75-

q	Connector assignment 50-pin connector -T50-

17 -	Power steering control unit -J500-

q	Connector assignment

q	Fitting location from May 2010

VW TOURAN 2005 ABS control unit J104

ABS control unit -J104-

Fitting location:

On bulkhead, on front passenger side in engine compartment -arrow-

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26-pin connector assignment:

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A -	ABS control unit -J104-

Connector:

B -	26-pin connector -T26a- on wiring harness

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47-pin connector assignment:

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A -	ABS control unit -J104-

Connector:

B -	47-pin connector -T47- /-T47a- on wiring harness

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VW TOURAN 2005 Engine control unit J623

Engine control unit -J623-

Fitting location:

under plenum chamber cover, centre -arrow-

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121-pin connector assignment:

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A -	Engine control unit -J623-

Connector:

B -	81-pin connector -T81- on wiring harness

C -	40-pin connector -T40- on wiring harness

Note

-T121- is comprised of items B and C.

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154-pin connector:

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A -	Engine control unit -J623-

Connector:

B -	94-pin connector -T94- on wiring harness

C -	60-pin connector -T60- on wiring harness

Note

-T154- is comprised of items B and C.

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VW TOURAN 2005 Aerial selection control unit J515

Aerial selection control unit -J515-

Fitting location:

behind front passenger airbag -arrow-

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VW TOURAN 2005 Aerial selection control unit J515

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VW TOURAN 2005 Vehicle inclination sender G384

Vehicle inclination sender -G384-

Fitting location:

under dash panel on right, behind front passenger airbag -arrow-

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VW TOURAN 2005 Vehicle inclination sender G384

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VW TOURAN 2005 Convenience system central control unit J393

Convenience system central control unit -J393-

Fitting location:

On front passenger side under dash panel, near centre console -arrow-

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VW TOURAN 2005 Convenience system central control unit J393

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Connector assignment:

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A -	Convenience system central control unit -J393-

Connector:

B -	6-pin connector -T6- on wiring harness

C -	18-pin connector -T18- on wiring harness

D -	8-pin connector -T8- on wiring harness

E -	6-pin connector -T6- on wiring harness

F -	18-pin connector -T18a- on wiring harness

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VW TOURAN 2005

Traffic information control unit -J559- /chip card reader control unit -J676-

Fitting location:

in glove compartment -arrow-

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VW TOURAN 2005 Climatronic control unit J255

Climatronic control unit -J255-

1 -	Climatronic control unit -J255-

A -	20-pin connector -T20c-

B -	16-pin connector -T16g-

C -	16-pin connector -T16f-

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VW TOURAN 2005 Climatronic control unit J255

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VW TOURAN 2005 Air conditioning system control unit J301

Air conditioning system control unit -J301-

1 -	Air conditioning system control unit -J301-

A -	20-pin connector -T20c-

B -	16-pin connector -T16e-

C -	5-pin connector -T5-

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VW TOURAN 2005 Control unit in dash panel insert J285

Control unit in dash panel insert -J285-

Connector assignment:

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36-pin connector -T36- on wiring harness:

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1 -	Voltage supply positive, terminal 15

2 -	Voltage supply positive, terminal 30

3 -

Vacant

4 -

Vacant

5 -	Brake fluid level warning lamp -K33-

6 -	Handbrake warning switch -F9-

7 -	Immobiliser reader coil -D2-

8 -	Immobiliser reader coil -D2-

9 -	Speedometer -G21- Output signal on instrument cluster, not assigned in current flow diagram

10 -

Vacant

11 -

Vacant

12 -	Data bus diagnostic interface -J533- Dash panel CAN, low

13 -	Data bus diagnostic interface -J533- Dash panel CAN, high

14 -

Vacant

15 -	Data bus diagnostic interface -J533- Dash panel CAN wake-up wire

16 -

Vacant

17 -	Fuel gauge -G1- (full)

18 -	Fuel gauge -G1- (empty)

19 -	Earth connection 2, in main wiring harness -367- Terminal 31

20 -

Vacant

21 -

Vacant

22 -	Front left brake pad wear sender -G34-

23 -

Vacant

24 -	Fuel tank flap lock warning lamp

25 -	Oil pressure switch -F1-

26 -	Oil level and oil temperature sender -G266-

27 -

Vacant

28 -	Sliding sunroof adjustment control unit -J245- ,Control unit with display for radio and navigation -J503- Speedometer signal, output

29 -

Vacant

30 -

Vacant

31 -

Vacant

32 -

Vacant

33 -	Earth connection (sender earth) in interior wiring harness -401-

34 -	Windscreen washer fluid level sender -G33-

35 -	Coolant shortage indicator sender -G32-

36 -	Ambient temperature sensor -G17-

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32-pin connector -T32- on wiring harness:

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1 -	Fuel gauge sender -G- (full)

2 -	Fuel gauge sender -G- (empty)

3 -

Vacant

4 -

Vacant

5 -

Vacant

6 -

Vacant

7 -	Immobiliser reader coil -D2-

8 -	Immobilizer reader coil 2 -D3-

9 -

Vacant

10 -

Vacant

11 -	Oil level and oil temperature sender -G266-

12 -

Vacant

13 -

Vacant

14 -

Vacant

15 -	Front left brake pad wear sender -G34-

16 -	Earth connection 22, in main wiring harness -367-

17 -	Washer fluid level warning lamp -K37-

18 -	Coolant temperature and coolant shortage warning lamp -K28-

19 -	Ambient temperature sensor -G17-

20 -	Earth connection 1 (sender earth) in main wiring harness -410-

21 -

Vacant

22 -

Vacant

23 -

Vacant

24 -

Vacant

25 -	Handbrake warning lamp -K139-

26 -	Brake fluid level warning lamp -K33-

27 -	Oil pressure warning lamp -K3-

28 -	Data bus diagnostic interface -J533- Dash panel CAN, high

29 -	Data bus diagnostic interface -J533- Dash panel CAN, low

30 -

Vacant

31 -	Voltage supply positive, terminal 15

32 -	Voltage supply positive, terminal 30a

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VW TOURAN 2005 Traffic data aerial R173

Traffic data aerial -R173-

Fitting location:

behind dash panel insert -K--Arrow-

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VW TOURAN 2005

Steering column electronics control unit -J527- , to May 2010

Fitting location:

under steering column, near steering column switch -arrow-

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Connector assignment:

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A -	Steering column electronics control unit -J527-

B -	Airbag connector:

1 -	Airbag 1 -

2 -

Airbag 1+

3 -

Airbag 2+

4 -	Airbag 2 -

C -	Connector for turn signal switch -E2- / Headlight dipper and flasher switch -E4- / Cruise control system switch -E45- :

1 -	Cruise control system terminal 15 voltage supply

2 -

CCS off

3 -	Cruise control system (CCS) SET button -E227- Res (+), Set (-)

4 -	CCS on/off

5 -

Earth CCS

6 -	Cruise control system terminal 58 illumination

7 -	Headlight flasher

8 -

Main beam

9 -	Turn signal

10 -	Turn signal earth

D -	20-pin connector -T20d- on wiring harness

1 -	Taxi two-way radio 2

2 -	Taxi two-way radio 1

3 -	Taxi alarm 2

4 -	Taxi alarm 1

5 -

Vacant

6 -

Vacant

7 -

Vacant

8 -

Vacant

9 -

Vacant

10 -	Powertrain CAN shielding

11 -	Data bus diagnostic interface -J533- / Connection 1 (powertrain CAN bus, low), in main wiring harness -B390-

12 -	Data bus diagnostic interface -J533- / Connection 1 (powertrain CAN bus, high), in main wiring harness -B383-

13 -	Cruise control system, output

14 -	Data bus diagnostic interface -J533- / Connection 1 (convenience CAN bus, high), in main wiring harness -B397-

15 -	Data bus diagnostic interface -J533- / Connection 1 (convenience CAN bus, low), in main wiring harness -B406-

16 -	Selector lever locked in position P switch -F319-

17 -	Terminal 15

18 -	Terminal 50

19 -	Terminal 30

20 -	Terminal 31

E -	4-pin connector -T4ak- on wiring harness

1 -	Airbag 1 -

2 -

Airbag 1+

3 -

Airbag 2+

4 -	Airbag 2 -

F -	12-pin connector -T12j- / ignition/starter switch -D- / ignition key withdrawal lock solenoid -N376- :

1 -

Vacant

2 -

Vacant

3 -	2-pin connector -T2dy- / ignition key withdrawal lock solenoid -N376- Terminal 30

4 -	2-pin connector -T2dy- / ignition key withdrawal lock solenoid -N376- Earth

5 -

Vacant

6 -

Vacant

7 -	Ignition/starter switch -D- Terminal 50, output

8 -	Ignition/starter switch -D- Terminal 30

9 -	Ignition/starter switch -D- Terminal S, output

10 -	Ignition/starter switch -D- Terminal X, output

11 -	Ignition/starter switch -D- Terminal P, output

12 -	Ignition/starter switch -D- Terminal 15, output

G -	Connector for intermittent wiper switch -E22- / sliding sunroof adjustment regulator -E38- / washer pump switch (automatic wash/wipe and headlight washer system) -E44- / multifunction display call-up button -E86- / reset button -E92- :

1 -	Wiper switch signal

2 -	Earth wiper

3 -	Rear lid wash/wipe signal

4 -

Vacant

5 -	MFD signal

6 -	Earth MFD, interval potentiometer

7 -	Intermittent operation speeds signal

8 -

Vacant

H -	Connector for steering angle sender -G85- :

1 -	Photoelectric beam 5

2 -	Photoelectric beam 3

3 -	Photoelectric beam 1

4 -	12 Volt voltage supply, steering angle sender

5 -	5 Volt voltage supply, steering angle sender

6 -	Photoelectric beam 6

7 -	Photoelectric beam 4

8 -	Photoelectric beam 2

9 -

Earth

10 -	Photoelectric beam 7

I -	10-pin connector -T10x- / coil connector -F350- / airbag coil connector and return ring with slip ring -F138- :

1 -

Vacant

2 -

Vacant

3 -	Airbag 1 +

4 -	Airbag 1 -

5 -	Airbag 2 +

6 -	Airbag 2 -

7 -	Earth for coil connector, multifunction steering wheel and signal horn

8 -	CCS in detent -Off-, signal horn

9 -	LIN bus, heated steering wheel temperature sensor

10 -	Multifunction steering wheel voltage supply terminal 15

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VW TOURAN 2005

Steering column electronics control unit -J527- , from May 2010

Fitting location:

Get access to all wiring diagrams of the car

1 -	Steering column electronics control unit -J527-

Near steering column switch

Connectors:

q	-A-16-pin connector -T16k-

q	-B-4-pin connector -T4k-

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Connector assignment:

16-pin connector -T16k- , -A- :

Get access to all wiring diagrams of the car

1 -	Fuse 6 on fuse holder B -SB6- via B504 Positive connection 8 (30a) in interior wiring harness

q	Only models with no start/stop system

- Fuse 57 on fuse holder C -SC57- via B321 Positive connection 7 (30a) in main wiring harness

q	Only models with start/stop system

2 -	382 Earth connection 17 in main wiring harness

3 -	B406 Connection 1 (convenience CAN bus, low), in main wiring harness

4 -	B397 Connection 1 (convenience CAN bus, high), in main wiring harness

5 -	Engine control unit -J623- , GRA E_A)

6 -	Onboard supply control unit -J519- , (T52c/14), (terminal 50)

7 -	Terminal S, vacant

8 -

Vacant

9 -

Vacant

10 -

Vacant

11 -	Selector lever locked in position P switch -F319- , P locked

12 -	B390 Connection 1 (powertrain CAN bus, low), in main wiring harness

13 -	B383 Connection 1 (powertrain CAN bus, high), in main wiring harness

14 -	Onboard supply control unit -J519- , (T52c/13, T52c/31)

15 -

Vacant

16 -

Vacant

4-pin connector -T4k- , -B- :

Get access to all wiring diagrams of the car

1 -	Airbag control unit -J234- , (T50/21), (airbag 1+)

2 -	Airbag control unit -J234- , (T50/20), (airbag 1–)

3 -

Vacant

4 -

Vacant

Back to overview

VW TOURAN 2005 Data bus diagnostic interface J533

Data bus diagnostic interface -J533-

Fitting location:

under dash panel on driver side, above relay carrier-1-

Diagnostic connection U31, under steering column on driver's side

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VW TOURAN 2005 Data bus diagnostic interface J533

Get access to all wiring diagrams of the car

Connector assignment:

Get access to all wiring diagrams of the car

A -	Data bus diagnostic interface -J533-

Connector:

B -	20-pin connector -T20- on wiring harness

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VW TOURAN 2005 Park assist steering control unit J791

Park assist steering control unit -J791-

Fitting location:

Under dash panel on driver's side, behind relay carrier above onboard supply control unit -J519- .

VW TOURAN 2005 Park assist steering control unit J791

Get access to all wiring diagrams of the car

A -	Park assist steering control unit -J791- / Parking aid control unit -J446-

B -	Front parking aid warning buzzer -H22-

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Connector assignment:

Get access to all wiring diagrams of the car

A -	Parking aid control unit -J446- / park assist steering control unit -J791-

B -	16-pin connector -T16j-

Connector assignment:

1 -	Fuse 11 on fuse holder B -SB11- Terminal 15

2 -	Rear parking aid warning buzzer -H15- Pin 1 -

3 -

Vacant

4 -	Parking aid button -E266- Pin 4

5 -

Vacant

6 -	Data bus diagnostic interface -J533- , Powertrain CAN bus high

7 -

Vacant

8 -	Earth connection

9 -	Warning light for park assist steering -K241- Pin 2

10 -	Rear parking aid warning buzzer -H15- Pin 1 +

11 -

Vacant

12 -

Vacant

13 -	Parking aid warning lamp -K136- Pin 2

14 -

Vacant

15 -	Data bus diagnostic interface -J533- Powertrain CAN bus low

16 -	Park assist steering button -E581- Pin 5

C -	12-pin connector -T12t-

Connector assignment:

1 -	Front sender, pin 3 -

2 -	Front sender, pin 1 +

3 -	Front parking aid warning buzzer -H22- Pin 2 -

4 -	Front parking aid warning buzzer -H22- Pin 1 +

5 -	Front left parking aid sender -G255- Pin 2 signal

6 -	Front centre left parking aid sender -G254- Pin 2 signal

7 -	Front centre right parking aid sender -G253- Pin 2 signal

8 -	Front right parking aid sender -G252- Pin 2 signal

9 -	Front left sender for park assist steering on left side of vehicle -G568- Pin 2 signal

10 -	Front right sender for park assist steering on right side of vehicle -G569- Pin 2 signal

11 -

Vacant

12 -

Vacant

D -	12-pin connector -T12n-

Connector assignment:

1 -

Vacant

2 -	Rear centre right parking aid sender -G205- Pin 2 signal

3 -	Rear centre left parking aid sender -G204- Pin 2 signal

4 -	Rear right parking aid sender -G206- Pin 2 signal

5 -	Rear left parking aid sender -G203- Pin 2 signal

6 -

Vacant

7 -

Vacant

8 -	Rear sender Pin 3 -

9 -

Vacant

10 -

Vacant

11 -	Rear sender, pin 1 +

12 -

Vacant

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VW TOURAN 2005 Onboard supply control unit J519

Onboard supply control unit -J519-

Fitting location:

On driver side under dash panel, below relay carrier -arrow-

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VW TOURAN 2005 Onboard supply control unit J519

Get access to all wiring diagrams of the car

Connector assignment:

A = 11-pin connector -T11b- on wiring harness

Get access to all wiring diagrams of the car

1 -	Terminal 30

2 -	Right dipped beam bulb/ right gas discharge light control unit

3 -	Right main beam bulb (not for xenon)

4 -	Right fog light bulb

5 -	Right dipped beam screen motor (xenon)

6 -	Front right turn signal bulb

7 -	Left side light bulb

8 -

Vacant

9 -

Earth

10 -	Fuel pump control unit

11 -	Terminal 50 voltage supply relay

B = 12-pin connector -T12a- on wiring harness:

1 -	Right reversing light bulb, automatic anti-dazzle interior mirror

2 -

Vacant

3 -

Vacant

4 -	Rear left fog light bulb

5 -	Right brake light bulb

6 -

Vacant

7 -	Footwell lighting bulb front left, footwell lighting bulb front right

8 -

Vacant

9 -	Right tail light bulb

10 -	Rear right turn signal bulb

11 -	Left interior light, right interior light, button illumination bulb

12 -	Terminal 58d

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C = 12-pin connector -T12m- on wiring harness:

Get access to all wiring diagrams of the car

1 -	Heated driver seat control unit, heated front passenger seat control unit

2 -	Left brake light bulb

3 -

Vacant

4 -

Vacant

5 -

Vacant

6 -

Vacant

7 -

Vacant

8 -	Number plate light

9 -	Additional brake light bulb

10 -	Left tail light bulb

11 -	Rear left turn signal bulb

12 -	Left reversing light bulb (only models without rear left fog light bulb)

D = 11-pin connector -T11c- on wiring harness:

1 -	Terminal 30

2 -	Left fog light bulb

3 -	Left headlight main beam bulb

4 -	Left headlight dipped beam bulb

5 -

Earth

6 -	Left dipped beam screen motor

7 -	Bridge to T8a/2-

8 -	Headlight washer system relay

9 -

Vacant

10 -	Right side light bulb

11 -	Front left turn signal bulb

E = 16-pin connector -T16k- on wiring harness:

1 -	Lighting switch terminal 58

2 -	Brake light switch

3 -

Vacant

4 -

Vacant

5 -

Vacant

6 -	Fog light switch

7 -	Earth (only models with manual gearbox not for American markets)

7 -	Clutch position sender (only models with manual gearbox for American markets)

8 -	Lighting switch terminal 56

9 -

Vacant

10 -

Vacant

11 -

Vacant

12 -

Vacant

13 -	Rear fog light switch

14 -	Light switch, driving light assist

15 -

Vacant

16 -	Light switch (daytime running lights)

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F = 8-pin connector -T8a- on wiring harness:

Get access to all wiring diagrams of the car

1 -	Terminal 50 voltage supply relay

2 -	Bridge to Connector -T11c/7-

3 -	Windscreen wiper motor, rain and light sensor (LIN bus)

4 -	Alternator -C-

5 -	Bonnet contact switch

6 -

Vacant

7 -	Terminal 30

8 -	Terminal 31

G = 12-pin connector -T12n- on wiring harness:

1 -	Steering column electronics control unit terminal 50

2 -	Indicator lamp for hazard warning light

3 -

Vacant

4 -	Switch and instrument illumination regulator

5 -

Vacant

6 -

Vacant

7 -	Convenience CAN bus low

8 -	Convenience CAN bus high

9 -	Hazard warning light switch

10 -	Switch and instrument illumination regulator

11 -	Steering column electronics control unit terminal 15

12 -	Switch and instrument illumination regulator

H = 12-pin connector :

-	Pin connector H is vacant.

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I = 2-pin connector -T2z- on wiring harness:

Get access to all wiring diagrams of the car

1 -	Fuses terminal 30

2 -	Terminal 75a

J = 6-pin connector -T6l- on wiring harness:

1 -	Washer pump fuse

2 -	Washer pump

3 -

Horn fuse

4 -	Washer pump

5 -

Earth

6 -	Treble tone horn, bass tone horn

K = 10-pin connector -T10- on wiring harness:

1 -	Heated rear window

2 -

Vacant

3 -

Vacant

4 -

Vacant

5 -	Fuse terminal 30

6 -	Heated rear window fuse

7 -

Vacant

8 -

Vacant

9 -

Vacant

10 -	Terminal 30g

L = 2-pin connector -T2- - on wiring harness:

1 -	Fuse terminal 30

2 -	Interior terminal 15

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VW TOURAN 2005 Onboard supply control unit J519

52-pin connector -T52a- black -A-

Get access to all wiring diagrams of the car

1 -	Fuse 26 on fuse holder B -SB26-

2 -

Vacant

3 -

Vacant

4 -	Right washer jet heater element -Z21- , Left washer jet heater element -Z20-

5 -	Left headlight main beam bulb -M30-

6 -	Left daytime running light bulb -L174-

7 -

Vacant

8 -

Vacant

9 -	Rear right turn signal bulb -M8-

10 -	Front left turn signal bulb -M5-

11 -	Left headlight dipped beam bulb -M29-

12 -	Rear lid lock unit -F256- , luggage compartment light -W3-

13 -	Rear lid handle release button -E234-

14 -	Bonnet contact switch -F266-

15 -

Vacant

16 -	Reversing light switch -F4-

17 -	Rear fog light switch -E18-

18 -	Light switch -E1- , zero position

19 -	Light switch -E1- , side light

20 -	Light switch -E1- , driving light assist

21 -	Fog light switch -E7-

22 -	Light switch -E1- , dipped beam light

23 -	Earth connection 2, in main wiring harness-367-

24 -	Fuse 3 on fuse holder B -SB3-

25 -	Left fog light bulb -L22-

26 -	Right brake and tail light bulb -M22-

27 -	Left tail light bulb -M4-

28 -	Right daytime running light bulb -L175-

29 -	Rear lid lock unit -F256-

30 -	Rear right door contact switch -F11-

31 -

Vacant

32 -

Vacant

33 -

Vacant

34 -

Vacant

35 -	Heater/heat output switch -E16-

36 -	Interior monitoring deactivation switch -E267-

37 -

Vacant

38 -

Vacant

39 -

Vacant

40 -

Vacant

41 -

Vacant

42 -	Earth connection 21, in main wiring harness -386-

43 -	Rear window wiper motor -V12- , windscreen and rear window washer pump -V59-

44 -	Right side light bulb -M3-

45 -	Additional brake light bulb -M25-

46 -	Tank filler flap locking motor -V155-

47 -

Vacant

48 -

Vacant

49 -

Vacant

50 -

Vacant

51 -

Vacant

52 -

Vacant

Back to overview

Connector assignment: T52b

Note

View from below under dash panel. Figure does not show fuse holder -SC-.

52-pin connector -T52b- white -B-

Get access to all wiring diagrams of the car

1 -	Fuse 45 on fuse holder C -SC45- , Central locking

2 -	Rear window wiper motor -V12- , windscreen and rear window washer pump -V59-

3 -

Vacant

4 -

Vacant

5 -

Vacant

6 -

Vacant

7 -

Vacant

8 -

Vacant

9 -

Vacant

10 -

Vacant

11 -	Rear lid release motor -V139-

12 -	Terminal 15 voltage supply relay -J329-

13 -

Vacant

14 -	Heater/heat output switch -E16- , heated rear window warning lamp -K10-

15 -	Switch and instrument illumination regulator -E20-

16 -	Sliding sunroof adjustment control unit -J245-

17 -	Sliding sunroof adjustment control unit -J245- Convenience closing

18 -

Vacant

19 -

Vacant

20 -

Vacant

21 -	Heated front seats control unit -J774- , Heated seat, switch-off

22 -	Heated rear window relay -J9-

23 -

Vacant

24 -	Hazard warning lights button -E229- , indicator lamp for hazard warning light -K6-

25 -

Vacant

26 -

Vacant

27 -

Vacant

28 -	X-contact relief relay -J59-

29 -	Terminal 50 voltage supply relay -J682-

30 -	Switch and instrument illumination regulator -E20-

31 -

Vacant

32 -

Vacant

33 -	Wiper motor control unit -J400- , rain and light sensor -G397- , LIN bus

34 -

Vacant

35 -

Vacant

36 -	Alarm horn -H12- , interior monitoring sensor -G273- , vehicle inclination sender -G384- , LIN bus

37 -	Interior monitoring deactivation switch -E267- , interior monitoring off warning lamp -K162-

38 -	Fuel supply relay -J643- , fuel pump control unit -J538-

39 -

Vacant

40 -	Headlight washer system relay -J39-

41 -	Dual tone horn relay -J4-

42 -	Fuse 23 on fuse holder C -SC23-

43 -	Positive connection 1 (30g), in main wiring harness -B559-

44 -

Vacant

45 -

Vacant

46 -

Vacant

47 -

Vacant

48 -

Vacant

49 -

Vacant

50 -	Left footwell light -W9- , right footwell light -W10-

51 -	Connection 1 (58d), in main wiring harness -B340-

52 -	Earth connection 1, in main wiring harness -366-

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Connector assignment: T52c

Note

View from below under dash panel. Figure does not show fuse holder -SC-.

52-pin connector -T52c- brown -C-

Get access to all wiring diagrams of the car

1 -

Vacant

2 -

Vacant

3 -	Right tail light bulb -M2-

4 -	Left brake and tail light bulb -M21-

5 -	Earth connection 21, in main wiring harness -386-

6 -

Vacant

7 -	Hazard warning lights button -E229-

8 -

Vacant

9 -

Vacant

10 -	Connection 1 (DCt), in interior wiring harness -B154- , Front interior light -W1-

11 -

Vacant

12 -

Vacant

13 -	Steering column electronics control unit -J527- , Ignition/starter switch -D- , Terminal S

14 -	Positive connection 1 (50), in interior wiring harness -B239- , Steering column electronics control unit -J527-

15 -	Data bus diagnostic interface -J533- , Connection 2 (convenience CAN bus, high), in main wiring harness -B389-

16 -	Data bus diagnostic interface -J533- , connection 2 (convenience CAN bus, low), in main wiring harness -B407-

17 -	Brake light switch -F-

18 -

Vacant

19 -

Vacant

20 -

Vacant

21 -

Vacant

22 -

Vacant

23 -

Vacant

24 -

Vacant

25 -	Right fog light bulb -L23-

26 -	Left side light bulb -M1-

27 -	Number plate light -X-

28 -	Rear right fog light bulb -L47- , right reversing light bulb -M17-

29 -

Vacant

30 -	Mechatronic unit for dual clutch gearbox -J743- , clutch position sender -G476-

31 -	Steering column electronics control unit -J527-

32 -	DC/AC converter with socket, 12 V - 230 V -U13- , Alternator terminal L

33 -

Vacant

34 -

Vacant

35 -	Switch and instrument illumination regulator -E20-

36 -

Vacant

37 -

Vacant

38 -

Vacant

39 -

Vacant

40 -	Central locking and anti-theft alarm system aerial -R47- , Aerial screening

41 -	Central locking and anti-theft alarm system aerial -R47-

42 -	Fuse 16 on fuse holder B -SB16-

43 -

Vacant

44 -

Vacant

45 -

Vacant

46 -	Right headlight main beam bulb -M32-

47 -	Rear left fog light bulb -L46- , left reversing light bulb -M16-

48 -

Vacant

49 -

Vacant

50 -	Front right turn signal bulb -M7-

51 -	Rear left turn signal bulb -M6-

52 -	Right headlight dipped beam bulb -M31-

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VW TOURAN 2005 Automatic gearbox control unit J217

Automatic gearbox control unit -J217-

Fitting location:

in front left wheel housing -arrow-

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VW TOURAN 2005 Automatic gearbox control unit J217

Get access to all wiring diagrams of the car

Connector assignment:

Get access to all wiring diagrams of the car

A -	Automatic gearbox control unit -J217-

Connector:

B -	52-pin connector -T52- on wiring harness

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VW TOURAN 2005 Mechatronic unit for dual clutch gearbox J743

Mechatronic unit for dual clutch gearbox -J743-

Dual clutch gearbox 02E

Get access to all wiring diagrams of the car

1 -	Mechatronic unit for dual clutch gearbox -J743-

Pin connector on gearbox:

q	-A-20-pin connector -T20e- on wiring harness

q	Illustration is valid for dual clutch gearbox 02E

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Dual clutch gearbox 0AM

Fitting location:

1 -	Mechatronic unit for dual clutch gearbox -J743-

2 -	25-pin connector -T25- on wiring harness

3 -	Coupling station for alternator and air conditioner compressor

4 -	Coupling station

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Get access to all wiring diagrams of the car

Pin assignment: dual clutch gearbox 0AM

Get access to all wiring diagrams of the car

-	Mechatronic unit for dual clutch gearbox -J743-

A -	25-pin connector -T25-

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VW TOURAN 2005 Voltage stabiliser J532

Voltage stabiliser -J532-

Fitting location:

under dash panel on left near BCM rack

1 -	Voltage stabiliser -J532-

2 -	10-pin connector -T10ah- , to April 2011

2 -	12-pin connector -T12aa- , from May 2011

Note

Picture is without onboard supply control unit rack.

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Get access to all wiring diagrams of the car

VW TOURAN 2005 Headlight range control unit J431

Headlight range control unit -J431-

Fitting location:

Note

To April 2010

Under dash panel on driver side, on tunnel support -arrow-

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VW TOURAN 2005 Headlight range control unit J431

Get access to all wiring diagrams of the car

Connector assignment:

Get access to all wiring diagrams of the car

A -	Headlight range control unit -J431-

Connector:

B -	26-pin connector -T26b- on wiring harness

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VW TOURAN 2005 Control unit for cornering light and headlight range control J745

Control unit for cornering light and headlight range control -J745-

Fitting location:

Note

From May 2010

Under dash panel on driver side, on tunnel support -arrow-

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VW TOURAN 2005 Control unit for cornering light and headlight range control J745

Get access to all wiring diagrams of the car

Connector assignment:

Get access to all wiring diagrams of the car

A -	Control unit for cornering light and headlight range control -J745-

Connector:

B -	26-pin connector -T26b- on wiring harness

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VW TOURAN 2005 Airbag control unit J234

Airbag control unit -J234-

Fitting location:

under centre console -arrow-

Back to overview

Get access to all wiring diagrams of the car

Connector assignment:

Get access to all wiring diagrams of the car

A -	Airbag control unit -J234-

Connector:

B -	75-pin connector -T75- on wiring harness

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Connector assignment:

Get access to all wiring diagrams of the car

A -	Airbag control unit -J234-

Connector:

B -	50-pin connector -T50- on wiring harness

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VW TOURAN 2005 Power steering control unit J500

Power steering control unit -J500-

Fitting location:

On steering on centre of assembly carrier -arrow-

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VW TOURAN 2005 Power steering control unit J500

Get access to all wiring diagrams of the car

Connector assignment:

Get access to all wiring diagrams of the car

A -	Power steering control unit -J500-

Connector:

B -	5-pin connector -T5b- on wiring harness

C -	5-pin connector -T5c- on wiring harness

D -	2-pin connector -T2ab- on wiring harness

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VW TOURAN 2005 Power steering control unit J500

Power steering control unit -J500-

Get access to all wiring diagrams of the car

1 -	Power steering control unit -J500-

Connectors:

q	-A-2-pin connector -T2-

q	-B-6-pin connector -T6-

q	-C-3-pin connector -T3-

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VW TOURAN 2005 Overview of coupling stations and connectors

Overview of coupling stations and connectors

Get access to all wiring diagrams of the car

6 -

9 -	Coupling station, driver seat -T2q- , -T3k- , -T6c-

q	Fitting location

11 -	coupling point W-box

q	Fitting location

q	Connections

-T14a-

q	Fitting location to April 2011

q	Fitting location from May 2011

Coupling station, alternator, -T2c- , -T4t-

q	Fitting location

Coupling station under dash panel in footwell on font passenger side

-	10-pin connector -T10k--Arrow-

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Get access to all wiring diagrams of the car

VW TOURAN 2005 Coupling station on front passenger side A-pillar

Coupling station on front passenger side A-pillar

A -	28-pin connector -T28a-

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VW TOURAN 2005 Coupling station on front passenger side A-pillar

Get access to all wiring diagrams of the car

VW TOURAN 2005 Coupling station on roof frame at front centre

Coupling station on roof frame at front centre

A -	6-pin connector -T6b-

B -	4-pin connector -T4k-

C -	8-pin connector -T8c-

D -	3-pin connector -T3r-

E -	8-pin connector -T8d-

F -	3-pin connector -T3f-

G -	2-pin connector -T2f-

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VW TOURAN 2005 Coupling station on roof frame at front centre

Get access to all wiring diagrams of the car

VW TOURAN 2005 Front passenger seat coupling station

Front passenger seat coupling station

A -	6-pin connector -T6e-

B -	2-pin connector -T2y-

C -	3-pin connector -T3l-

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VW TOURAN 2005 Front passenger seat coupling station

Get access to all wiring diagrams of the car

VW TOURAN 2005 Coupling station on rear centre of roof frame / in rear lid

Coupling station on rear centre of roof frame / in rear lid

A -	2-pin connector -T2aw- / blue (GPS)

B -	2-pin connector -T2ax- / violet (telephone) / 2-pin connector -T2ay- up to November, violet (telestart) from November 2010 yellow (telestart)

C -	10-pin connector -T10-

D -	10-pin connector -T10e-

E -	10-pin connector -T10f-

F -	10-pin connector -T10d-

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VW TOURAN 2005 Coupling station on rear centre of roof frame / in rear lid

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VW TOURAN 2005 Coupling station for rear bumper

Coupling station for rear bumper

-	8-pin connector -T8l--Arrow-

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VW TOURAN 2005 Coupling station for rear bumper

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VW TOURAN 2005 Coupling station, driver seat

Coupling station, driver seat

A -	6-pin connector -T6c-

B -	2-pin connector -T2q-

C -	3-pin connector -T3k-

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VW TOURAN 2005 Coupling station, driver seat

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VW TOURAN 2005 Coupling station on driver side A-pillar

Coupling station on driver side A-pillar

A -	28-pin connector -T28-

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VW TOURAN 2005 Coupling station on driver side A-pillar

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VW TOURAN 2005 coupling point W-box

coupling point W-box

Fitting location:

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W-box coupling point is located on left of bulkhead in plenum chamber -arrow-

Note

W-box discontinued from model year 2006

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Connectors:

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A -	11-pin connector -T11- red, on wiring harness

B -	11-pin connector -T11a- white, on wiring harness

C -	12-pin connector -T12c- green, on wiring harness

D -	12-pin connector -T12b- blue, on wiring harness

Note

W-box discontinued from model year 2006

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VW TOURAN 2005 Coupling station, engine

Coupling station, engine

B -	10-pin connector -T10o- To April 2011

B -	14-pin connector -T14a- From May 2011

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VW TOURAN 2005 Coupling station, steering

Coupling station, steering

A -	6-pin connector -T6z-

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VW TOURAN 2005 Coupling station, steering

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VW TOURAN 2005 Coupling station, front bumper

Coupling station, front bumper

B -	14-pin connector -T14j- / 5-pin connector -T5n- / 2-pin connector -T2z-

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VW TOURAN 2005 Coupling station, front bumper

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VW TOURAN 2005 Coupling station, alternator

Coupling station, alternator

A -	2-pin connector -T2c- / 4-pin connector -T4t-

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VW TOURAN 2005 Coupling station, alternator

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VW TOURAN 2005 Diagnostic connection U31

Diagnostic connection -U31-

1 -	16-pin connector -T16-

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VW TOURAN 2005 Diagnostic connection U31

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VW TOURAN 2005 Overview of earth points in engine compartment

Overview of earth points in engine compartment

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q	Torque: M6: 6Nm

q	Fitting location:

q	Torque, M8: 20 Nm

q	Fitting location:

q	Torque, M8: 20 Nm

q	Fitting location:

640	Earth point 2 on left in engine compartment

q	Torque: M6: 9 Nm

q	Fitting location:

q	Torque, M8: 20 Nm

q	Fitting location: front left wheel housing

q	From November 2011

q	up to October 2011

q	Torque, M8: 20 Nm

q	Fitting location:

q	Torque: M6: 9 Nm

q	Fitting location:

656	Earth point, on right headlight

q	Torque: M6: 9 Nm

q	Fitting location:

656	Earth point on right headlight -arrow B-

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13	Earth point on right of engine compartment -arrow A-

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609	Earth point on right of plenum chamber -arrow A-

l	Discontinued from May 2006

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607	Earth point on left of plenum chamber -arrow-

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1	Earth, battery - body -arrow A-

641	Earth point 3 on left of engine compartment -arrow B-

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640	Earth point 2 on left in engine compartment

l	Discontinued from May 2006

655	Earth point on left headlight

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642	Earth point for electronically controlled fan -arrow-

l	From November 2011

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652	Earth point gearbox/engine earth

l	From May 2006, additionally with electromechanical power steering earth point

l	652 connected to 14 via earth wire

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12	Earth point, on left in engine compartment -arrow-

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VW TOURAN 2005 Overview of earth points in vehicle interior

Overview of earth points in vehicle interior

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43	Earth point, lower part of right A-pillar

q	Torque: M6: 9 Nm

q	Fitting location:

47	Earth point, in front right footwell

q	Torque: M6: 9 Nm

q	Fitting location:

638	Earth point on right A-pillar

q	Torque: M6: 9 Nm

q	Fitting location:

43	Earth point, lower part of right A-pillar -arrow A-

Discontinued from May 2006

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47	Earth point, in front right footwell -arrow B-

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638	Earth point, on right A-pillar -arrow B-

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78	Earth point, right B-pillar -arrow-

l	Discontinued from May 2006

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77	Earth point, lower part of left B-pillar -arrow-

l	Discontinued from May 2006

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605	Earth point, on top end of steering column -arrow-

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602	Earth point, in front left footwell -arrow A-

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44	Earth point, lower part of left A-pillar -arrow B-

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45	Earth point, centre behind dash panel -arrow-

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VW TOURAN 2005 Overview of earth points in luggage compartment

Overview of earth points in luggage compartment

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654	Earth point, on right D-pillar

q	Torque: M6: 9 Nm

q	Fitting location

662	Earth point in rear left side panel

q	Torque: M6: 9 Nm

q	Fitting location

654	Earth point, on right D-pillar -arrow-

l	Discontinued from May 2006

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653	Earth point, on left D-pillar -arrow-

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662	Earth point, rear left side panel -arrow-

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VW TOURAN 2005 Overview of control units

Overview of control units

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q	Connector assignment

Heated front passenger seat control unit -J132-

q	Fitting location

q	Interface for external multimedia units -R215-

q	Fitting location

q	Connector assignment

q	Fitting location from October 2006

q	TV tuner -R78-

q	Fitting location

q	Multimedia system control unit -J650-

q	Fitting location, under seat on front right

q	Connector assignment

q	Connector assignment

7 -	Electronically controlled damping control unit -J250-

q	Fitting location

q	Connector assignment

q	Connector assignment from October 2006

q	From October 2006 heated front seats control unit -J774-

q	Fitting location

q	Amplifier -R12-

q	Fitting location

q	Connector assignment

Front passenger door control unit -J387-

Fitting location:

At inner part in front passenger door -arrow-

Note

Illustration shows left side. The right side is similar.

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Connector assignment:

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A -	Front passenger door control unit -J387-

Connector:

B -	32-pin connector -T32b- on wiring harness

C -	16-pin connector -T16d- on wiring harness

D -	20-pin connector -T20b- on wiring harness

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VW TOURAN 2005 Heated front passenger seat control unit J132

Heated front passenger seat control unit -J132-

Fitting location:

On seat frame under front passenger seat -arrow-.

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VW TOURAN 2005 Heated front passenger seat control unit J132

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VW TOURAN 2005 Interface for external multimedia units R215

Interface for external multimedia units -R215-

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1 -	Interface for external multimedia units -R215-

near front armrest

Connector:

q	-A-12-pin connector -T12v-

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VW TOURAN 2005 Mobile telephone operating electronics control unit J412

Mobile telephone operating electronics control unit -J412-

Fitting location:

under seat on front right -arrow-

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VW TOURAN 2005 Mobile telephone operating electronics control unit J412

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Connector assignment:

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A -	Mobile telephone operating electronics control unit -J412-

Connector:

B -	18-pin connector -T18d- on wiring harness

C -	20-pin connector T20 20-pin connector -T20- on wiring harness

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VW TOURAN 2005 Mobile telephone operating electronics control unit J412

Mobile telephone operating electronics control unit -J412-

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1 -	Mobile telephone operating electronics control unit -J412-

under front passenger seat

Connector:

2 -	54-pin connector -T54-

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VW TOURAN 2005 TV tuner R78

TV tuner -R78-

Fitting location:

under seat on front right -arrow-

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VW TOURAN 2005 Rear right door control unit J389

Rear right door control unit -J389-

1 -	Rear right door control unit -J389-

A -	18-pin connector -T18c- on wiring harness

Fitting location:

inside rear right door -arrow-

Note

Illustration shows left side. The right side is similar.

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VW TOURAN 2005 Rear right door control unit J389

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VW TOURAN 2005 Fuel pump control unit J538

Fuel pump control unit -J538-

Fitting location:

under right rear seat, on fuel delivery unit -arrow-

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VW TOURAN 2005 Fuel pump control unit J538

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Connector assignment:

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A -	Fuel pump control unit -J538-

Connector:

B -	10-pin connector -T10g- on wiring harness

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VW TOURAN 2005 Parking aid control unit J446

Parking aid control unit -J446-

Fitting location:

behind luggage compartment side panel trim on right, near rear tail light -arrow-

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VW TOURAN 2005 Parking aid control unit J446

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Connector assignment:

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A -	Parking aid control unit -J446-

Connector:

B -	16-pin connector -T16c- on wiring harness

C -

Vacant

D -	12-pin connector -T12e- on wiring harness

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VW TOURAN 2005 Electronically controlled damping control unit J250

Electronically controlled damping control unit -J250-

Fitting location:

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A -	Electronically controlled damping control unit -J250-

behind luggage compartment side panel trim on right, near rear tail light -arrow-

Connector:

B -	47-pin connector -T47d- on wiring harness

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VW TOURAN 2005 Special vehicle control unit J608

Special vehicle control unit -J608-

Fitting location:

under side panel trim on left in luggage compartment, to November 2010 -arrow---

Under driver seat, from November 2010 -arrow---

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VW TOURAN 2005 Special vehicle control unit J608

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VW TOURAN 2005 Trailer detector control unit J345

Trailer detector control unit -J345-

Fitting location:

in rear left side panel -arrow-

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VW TOURAN 2005 Trailer detector control unit J345

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Connector assignment:

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A -	Trailer detector control unit -J345-

Connector:

B -	14-pin connector -T14- on wiring harness

C -	6-pin connector -T6g- on wiring harness

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Connector assignment:

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A -	Trailer detector control unit -J345-

Connector:

B -	16-pin connector -T16i- on wiring harness

C -	12-pin connector -T12u- on wiring harness

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VW TOURAN 2005 Rear left door control unit J388

Rear left door control unit -J388-

1 -	Rear left door control unit -J388-

A -	18-pin connector -T18b- on wiring harness

Fitting location:

inside rear left door -arrow-

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VW TOURAN 2005 Rear left door control unit J388

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VW TOURAN 2005 Heated driver seat control unit J131

Heated driver seat control unit -J131-

Fitting location:

on seat frame under driver's seat -arrow-

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VW TOURAN 2005 Heated driver seat control unit J131

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VW TOURAN 2005 Heated front seats control unit J774

Heated front seats control unit -J774-

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1 -	Heated front seats control unit -J774-

on base of driver seat

Connector:

q	-A-8-pin connector -T8-

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VW TOURAN 2005 Amplifier R12

Amplifier -R12-

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1 -	Amplifier -R12-

under driver seat

Connector:

q	-A-38-pin connector -T38a-

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VW TOURAN 2005 Driver door control unit J386

Driver door control unit -J386-

Fitting location:

on inner part in driver door -arrow-

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VW TOURAN 2005 Driver door control unit J386

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Connector assignment:

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A -	Driver door control unit -J386-

Connector:

B -	32-pin connector -T32a- on wiring harness

C -	16-pin connector -T16a- Wiring harness

D -	20-pin connector -T20a- on wiring harness

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