VW PASSAT 2008 – Multifunction steering wheel, 4 spoke steering wheel (2ZA, 2ZM) . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW PASSAT 2008 - Steering column electronics control unit - data bus diagnosis interface

J285	Control unit in dash panel insert
J519	Onboard supply control unit
J527	Steering column electronics control unit
J533	Data bus diagnosis interface
T12m	12-pin connector, black
T16d	16-pin connector, self-diagnosis connection
T20d	20-pin connector
T20e	20-pin connector
T32c	32-pin connector
T36	36-pin connector
B383	Connection 1 (powertrain CAN bus, high), in main wiring harness
B384	Connection 2 (powertrain CAN bus, high), in main wiring harness
B390	Connection 1 (powertrain CAN bus, low), in main wiring harness
B391	Connection 2 (powertrain CAN bus, low), in main wiring harness
B397	Connection 1 (convenience CAN bus, high), in main wiring harness
B406	Connection 1 (convenience CAN bus, low), in main wiring harness
*	Applicable from November 2008
**	Applicable up to October 2008

Wiring Diagram VW PASSAT 2008 - Multifunction buttons in steering wheel - horn plate - coil connector - driver side airbag igniter

F350	Coil connector
E440	Multifunction buttons on left in steering wheel
E441	Multifunction buttons on right in steering wheel
H	Horn plate
J519	Onboard supply control unit
J527	Steering column electronics control unit
N95	Driver side airbag igniter
N250	Driver airbag igniter 2
T1bu	Single connector
T1bv	Single connector
T2hs	2-pin connector
T2ht	2-pin connector
T4xx	4-pin connector
T10xx	10-pin connector
T12p	12-pin connector

VW PASSAT 2008

Connector:

VW PASSAT 2008 Overview of control units

Overview of control units    

q	50-pin connector assignment ⇒ applicable to October 2007

q	50-pin connector assignment ⇒ applicable to October 2007

q	75-pin connector assignment ⇒ applicable to October 2007

q	75-pin connector assignment ⇒ applicable to October 2007

q	100-pin connector assignment ⇒ applicable from November 2007

q	100-pin connector assignment ⇒ applicable from November 2007

q	Connector assignment

q	Connections

Climatronic control unit -J255-

q	Air conditioning system control unit -J301-

q	Connector assignment

q	Connections

q	Climatronic control unit -J255-

q	Connector assignment

q	Connections

q	Connector assignment

q	Connections

q	Connector assignment

q	Connections

q	Connector assignment

q	Connections

q	Connector assignment

q	Connections

q	Connector assignment

q	Connections

q	Connector assignment

q	Connections

q	Connector assignment

q	Connections

q	Connector assignment

q	Connections

q	Connector assignment

q	Connections

q	Connector assignment

q	B - Connector cruise control system (CCS) and turn signal

q	C - 20-pin connector -T20d-

q	D - 4-pin connector -T4-

q	E - Connector for wiper and multifunction display

q	F - Connector for steering angle sensor

q	G - Connector for airbag return spring/multifunction steering wheel

Control unit in dash panel insert -J285-

q	36-pin connector -T36- ⇒ applicable to October 2008

q	32-pin connector -T32c- ⇒ applicable from November 2008

q	A - 11-pin connector -T11-

q	B - 12-pin connector -T12i-

q	C - 12-pin connector -T12k-

q	D - 11-pin connector -T11a-

q	E - 16-pin connector -T16g-

q	F- 8-pin connector -T8t-

q	G - 12-pin connector -T12m- -

q	H- 12-pin connector -T12-

q	I - 2-pin connector -T2cp-

q	J - 6-pin connector -T6ap-

q	K - 10-pin connector -T10s-

q	L - 2-pin connector -T2cq-

q	Connections

q	Connector assignment

q	Connections

Fitting location: under centre console at front -arrow-

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50-pin connector:

A -	Airbag control unit -J234-

Pin connector:

75-pin connector:

A -	Airbag control unit -J234-

Pin connector:

100-pin connector:

A -	Airbag control unit -J234-

Pin connector:

Convenience system central control unit -J393-

Fitting location:

under dash panel behind glove compartment -arrow-

 

Connector assignment:

A -	Convenience system central control unit -J393-

Pin connector:

B -	6-pin connector -T6an-

C -	18-pin connector -T18a-

D -	8-pin connector -T8r-

E -	6-pin connector -T6ao-

F -	18-pin connector -T18b-

G -	18-pin connector -T18c-

18-pin connector -T18c- Discontinued on models with no entry and start authorisation

Air conditioning system control unit -J301-

Connector assignment:

A -	Air conditioning system control unit -J301-

VW PASSAT 2008 Climatronic control unit J255

Climatronic control unit -J255-

Connector assignment:

A -	Climatronic control unit -J255-

VW PASSAT 2008 Cornering light and headlight range control unit J745

Cornering light and headlight range control unit -J745-

Fitting location:

behind glove compartment on left -arrow A-

 

VW PASSAT 2008 Heated rear seats control unit J786 Heated rear seats control unit -J786- Fitting location: under seat on front right -arrow- .

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VW PASSAT 2008 Seat occupied recognition control unit J706 Seat occupied recognition control unit -J706- Fitting location: on front passenger seat frame -arrow-

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Connector assignment:

A -	Seat occupied recognition control unit -J706-

Aerial selection control unit -J515-

Fitting location:

under seat on front right -arrow B- .

The aerial selection control unit -J515- is installed from May 2006 for Japanese markets only. Discontinued for all other countries.

 

VW PASSAT 2008 Front passenger door control unit J387 Front passenger door control unit -J387- Fitting location: on inside of front passenger door -arrow- VW PASSAT 2008 Driver door control unit J386 Driver door control unit -J386- Fitting location: on inside of driver's door -arrow-   Note: The illustration shows the driver side. The front passenger side is similar.

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Connector assignment:

A -	Front passenger door control unit -J387- , Driver door control unit -J386-

VW PASSAT 2008

Mobile telephone operating electronics control unit -J412- / Telephone controls control unit -J738-

Fitting location:

under seat on front right -arrow A- .

 

Connector assignment:

A -	Mobile telephone operating electronics control unit -J412-

Control unit for electromechanical parking brake -J540-

Fitting location:

on rear of centre tunnel -arrow-

 

Connector assignment:

A -	Control unit for electromechanical parking brake -J540-

Rear right door control unit -J389-

Fitting location:

on inside of rear door on front passenger side -arrow-

Rear left door control unit -J388-

Fitting location:

on inside of rear door on driver's side -arrow-

The illustration shows the driver side. The front passenger side is similar.

 

Connector assignment:

A -	Rear right door control unit -J389- , Rear left door control unit -J388-

Fuel pump control unit -J538-

Fitting location:

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

 

Connector assignment:

A -	Fuel pump control unit -J538-

Seat and steering column adjustment control unit with memory -J136-

Fitting location:

under driver's seat -arrow- .

 

Connector assignment:

A -	Seat and steering column adjustment control unit with memory -J136-

Pin connector:

B -	26-pin connector -T26b-

C -	6-pin connector -T6bj-

D -	6-pin connector -T6bq-

E -	6-pin connector -T6bi-

F -	6-pin connector -T6bh-

G -	6-pin connector -T6bp-

H -	4-pin connector -T4br-

I -	2-pin connector -T2- , Not assigned

J -	2-pin connector -T2- , Not assigned

K -	6-pin connector -T6- , Not assigned

L -	6-pin connector -T6- , Not assigned

M -	6-pin connector -T6- , Not assigned

N -	6-pin connector -T6- , Not assigned

O -	16-pin connector -T16- , Not assigned

VW PASSAT 2008 Special vehicle control unit J608 Special vehicle control unit -J608- Fitting location: under driver's seat -arrow- .

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VW PASSAT 2008 Heated front seats control unit J774 Heated front seats control unit -J774- Fitting location: on driver's seat frame -arrow-

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VW PASSAT 2008 Steering column electronics control unit J527 Steering column electronics control unit -J527- Fitting location: under steering column, near steering column switch -arrow-

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Connector assignment:

A -	Steering column electronics control unit -J527-

C -	20-pin connector -T20d-

1 -	Ignition key withdrawal lock

2 -	Immobiliser reading unit

3 -	Convenience CAN bus, low

4 -	Convenience CAN bus, high

5 -	Powertrain CAN, screening

6 -	Powertrain CAN, low

7 -	Powertrain CAN, high

8 -

Earth

9 -	Power supply to control unit for steering column electronics

10 -	Terminal 50

11 -	Terminal P

12 -	Terminal S

13 -	Terminal 15

14 -	Not assigned

15 -	Not assigned

16 -	Cruise control system, out

17 -

Earth

18 -	Power supply to control unit for steering column electronics (terminal 30)

19 -	Not assigned

20 -	Not assigned

E -	Connector for wiper and multifunction display:

1 -	Earth for intermittent windscreen wiper switch

2 -	Wiper signal

3 -	Wash/wipe signal

4 -	Potentiometer for intermittent stages

5 -	Multifunction display signal

6 -	Earth for multifunction display and interval

G -	Connector for airbag return spring/multifunction steering wheel:

1 -	Not assigned

2 -	Not assigned

3 -	Airbag 1 (+)

4 -	Airbag 1 (-)

5 -	Airbag 2 (+)

6 -	Airbag 2 (-)

7 -	Earth for return spring, multifunction steering wheel and horn

8 -	Horn or CCS off (with multifunction steering wheel)

9 -

LIN bus

10 -	Power supply for multifunction steering wheel (terminal 15)

Dash panel insert -K- / Control unit in dash panel insert -J285-

36-pin connector -T36- :

1 -	Terminal 15 voltage supply

2 -	Terminal 30 voltage supply

3 -	Not assigned

4 -	Not assigned

5 -	Brake fluid level warning lamp

6 -	Warning lamp for electric parking brake and handbrake

7 -	Not assigned

8 -	Not assigned

9 -	Not assigned

10 -	Not assigned

11 -	Not assigned

12 -	Diagnostic interface for dash panel CAN data bus, low

13 -	Diagnostic interface for dash panel CAN data bus, high

14 -	Dash panel CAN screening

15 -	Dash panel CAN wake-up wire

16 -	Fuel gauge sender (full), only with all-wheel drive

17 -	Fuel gauge sender (full)

18 -	Fuel gauge sender (empty)

19 -	Terminal 31

20 -	Not assigned

21 -	Not assigned

22 -	Front left brake pad wear sender

23 -	Fuel gauge sender (empty), only with all-wheel drive

24 -	Not assigned

25 -	Oil pressure warning lamp

26 -	Oil level and oil temperature sender

27 -	Not assigned

28 -	Speed signal, sliding sunroof adjustment control unit output, control unit with display for radio and navigation system

29 -	Not assigned

30 -	Not assigned

31 -	Not assigned

32 -	Not assigned

33 -	Terminal 31, sensor earth

34 -	Washer fluid level warning lamp

35 -	Coolant temperature and coolant shortage warning lamp

36 -	Ambient temperature sensor

Note applicable to October 2008

32-pin connector -T32c-

1 -	Fuel gauge sender (full)

2 -	Fuel gauge sender (empty)

3 -	Fuel gauge sender (full), only with all-wheel drive

4 -	Fuel gauge sender (empty), only with all-wheel drive

5 -	Not assigned

6 -	Not assigned

7 -	Not assigned

8 -	Not assigned

9 -	Speed signal, sliding sunroof adjustment control unit output, control unit with display for radio and navigation system

10 -	Not assigned

11 -	Oil level and oil temperature sender

12 -	Not assigned

13 -	Not assigned

14 -	Not assigned

15 -	Front left brake pad wear sender

16 -	Terminal 31

17 -	Washer fluid level warning lamp

18 -	Coolant temperature and coolant shortage warning lamp

19 -	Ambient temperature sensor

20 -	Terminal 31, sensor earth

21 -	Not assigned

22 -	Not assigned

23 -	Not assigned

24 -	Not assigned

25 -	Warning lamp for electric parking brake and handbrake

26 -	Brake fluid level warning lamp

27 -	Oil pressure warning lamp

28 -	Diagnostic interface for dash panel CAN data bus, high

29 -	Diagnostic interface for dash panel CAN data bus, low

30 -	Not assigned

31 -	Terminal 15 voltage supply

32 -	Terminal 30 voltage supply

Note applicable from November 2008

VW PASSAT 2008 Electronic steering column lock control unit J764 Electronic steering column lock control unit -J764- Fitting location: on steering column -arrow-

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VW PASSAT 2008 Onboard supply control unit J519 Onboard supply control unit -J519- Fitting location: under dash panel on driver side, below relay carrier.

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Connector assignment:

A -	11-pin connector -T11-

1 -	Terminal 30

2 -	Right dipped beam bulb

3 -	Right main beam bulb

4 -	Right fog light bulb

5 -	Right gas discharge (xenon) bulb

6 -	Front right turn signal bulb

7 -	Left side light bulb

8 -	Not assigned

9 -

Earth

10 -	Electric fuel pump 2 relay

11 -	Terminal 50 voltage supply relay

C -	12-pin connector -T12k-

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

2 -	Left brake light bulb

3 -	Right fog light bulb (right-hand drive only)

4 -	Not assigned

5 -	Not assigned

6 -	Not assigned

7 -	Not assigned

8 -	Registration plate left light, number plate right light

9 -	High level brake light bulb

10 -	Left tail light bulb (side light)

11 -	Rear left turn signal bulb

12 -	Left reversing light bulb (right-hand drive only)

Connector assignment:

E -	16-pin connector -T16g-

1 -	Lighting switch terminal 58

2 -	Brake light switch

3 -	Not assigned

4 -	Not assigned

5 -	Not assigned

6 -	Fog light switch

7 -	Earth (for manual gearbox only), mechatronics for dual clutch gearbox, multifunction switch (for automatic gearbox only)

8 -	Lighting switch terminal 56

9 -	Not assigned

10 -	Not assigned

11 -	Not assigned

12 -	Not assigned

13 -	Light switch (rear fog light)

14 -	Light switch (assistance light)

15 -	Not assigned

16 -	Light switch (day driving light)

F -	8-pin connector -T8t-

1 -	Terminal 50 voltage supply relay

2 -	Terminal 15 voltage supply relay

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

4 -	Alternator

5 -	Bonnet contact switch

6 -	Reversing light switch

7 -	Terminal 30

8 -	Terminal 31

G -	12-pin connector -T12-

t	Not assigned

I -

J -

6-pin connector -T6ap-

1 -	Fuse for washer pump of windscreen and rear window (input)

2 -	Motor for rear window wiper, washer pump for windscreen and rear window (rear)

3 -

Horn fuse

4 -	Motor for rear window wiper, washer pump for windscreen and rear window (front)

5 -

Earth

6 -	Treble tone horn, bass tone horn

K -	2-pin connector -T2cq-

1 -	Fuse for terminal 15 vehicle interior (input)

2 -	Terminal 15 vehicle interior (output)

Driving school mode relay -J746- Fitting location: in driver footwell, behind relay carrier -arrow- VW PASSAT 2008 Taxi alarm remote control control unit J601 Taxi alarm remote control control unit -J601- Fitting location: in driver footwell, behind relay carrier -arrow- .

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Connector

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Park assist steering control unit -J791- / Parking aid control unit -J446- Fitting location: under dash panel on left, behind relay carrier above onboard supply control unit -arrow-

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VW PASSAT 2008 Data bus diagnostic interface J533 Data bus diagnostic interface -J533- Fitting location: Left-hand drive models: in driver's footwell, near pedal cluster -arrow- Right-hand drive models: in centre console under radio unit/navigation system

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Connector assignment:

A -	Data bus diagnostic interface -J533-

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