VW PASSAT CC 2009 – Anti-lock brake system (ABS) with electronic stabilisation program (ESP) . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW PASSAT CC 2009 - ABS control unit - brake servo vacuum sender - ABS hydraulic unit - fuses

A	Battery
G483	Brake servo vacuum sender
J104	ABS control unit
J393	Convenience system central control unit
J540	Control unit for electromechanical parking brake
N55	ABS hydraulic unit
SA7	Fuse 7 on fuse holder A
SA8	Fuse 8 on fuse holder A
SB2	Fuse 2 on fuse holder B
SC2	Fuse 2 on fuse holder C
SC17	Fuse 17 on fuse holder C
T4c	4-pin connector, black
T6an	6-pin connector
T30	30-pin connector
T38	38-pin connector
T40	40-pin connector
V39	ABS return flow pump
V64	ABS hydraulic pump
12	Earth point, on left in engine compartment
13	Earth point, on right in engine compartment
507	Threaded connection (30), on battery fuse holder
518	Threaded connection 8 (30a) on relay plate
B287	Connection 11 (15a), in main wiring harness
B332	Connection 18 (30a), in main wiring harness
*	Only models with E-box low
**	Only models with E-box high
***	Depends on equipment

Wiring Diagram VW PASSAT CC 2009 - ABS control unit - ABS hydraulic unit - speed sensor

G44	Rear right speed sensor
G45	Front right speed sensor
G46	Rear left speed sensor
G47	Front left speed sensor
J104	ABS control unit
N55	ABS hydraulic unit
N99	Front right ABS inlet valve
N133	Rear right ABS inlet valve
N134	Rear left ABS inlet valve
N135	Rear right ABS outlet valve
N136	Rear left ABS outlet valve
N166	Front right EDL changeover valve
N169	Front left EDL outlet valve
T2ac	2-pin connector
T2ae	2-pin connector
T2ai	2-pin connector
T2aj	2-pin connector
T38	38-pin connector
B468	Connection 4, in main wiring harness
B469	Connection 5, in main wiring harness
B470	Connection 6, in main wiring harness
B471	Connection 7, in main wiring harness
B537	Connection 28, in main wiring harness
B538	Connection 29, in main wiring harness
B539	Connection 30, in main wiring harness
B564	Connection 31, in main wiring harness
*	Depends on equipment

Wiring Diagram VW PASSAT CC 2009 - ABS control unit - ABS hydraulic unit - TCS and ESP button - tyre pressure monitor display button

E256	TCS and ESP button
E492	Tyre pressure monitor display button
J104	ABS control unit
J540	Control unit for electromechanical parking brake
N55	ABS hydraulic unit
N100	Front right ABS outlet valve
N101	Front left ABS inlet valve
N102	Front left ABS outlet valve
K216	ESP and TCS warning lamp 2
L71	Traction control switch illumination bulb
L76	Button illumination bulb
T6c	6-pin connector
T6ag	6-pin connector
T30	30-pin connector
T38	38-pin connector
397	Earth connection 32, in main wiring harness
687	Earth point 1, on centre tunnel
B340	Connection 1 (58d), in main wiring harness
B384	Connection 2 (powertrain CAN bus, high), in main wiring harness
B391	Connection 2 (powertrain CAN bus, low), in main wiring harness
	Only models with tyre pressure monitor display

Wiring Diagram VW PASSAT CC 2009 - Data bus diagnostic interface - steering column electronics control unit - steering angle sender - self-diagnosis connection

F	Brake light switch
F4	Reversing light switch
G85	Steering angle sender
J519	Onboard supply control unit
J527	Steering column electronics control unit
J533	Data bus diagnostic interface
T2bj	2-pin connector
T4f	4-pin connector
T8t	8-pin connector, black
T12i	12-pin connector, black
T12m	12-pin connector, black
T16d	16-pin connector, self-diagnosis connection
T16g	16-pin connector, black
T20d	20-pin connector
T20e	20-pin connector
B335	Connection 1 (54), in main wiring harness
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

Wiring Diagram VW PASSAT CC 2009 - Control unit in dash panel insert - ABS warning lamp - brake system warning lamp - ESP and TCS warning lamp

F34	Brake fluid level warning contact
G34	Front left brake pad wear sender
J285	Control unit in dash panel insert
J540	Control unit for electromechanical parking brake
K47	ABS warning lamp
K118	Brake system warning lamp
K155	ESP and TCS warning lamp
T2z	2-pin connector
T2bk	2-pin connector
T30	30-pin connector
T32c	32-pin connector
368	Earth connection 3, in main wiring harness
398	Earth connection 33, in main wiring harness
400	Earth connection 35, in main wiring harness
639	Earth point, left A-pillar
B467	Connection 3, in main wiring harness

VW PASSAT CC 2009 Overview of control units

Overview of control units

1 -	Auxiliary heater control unit -J364-

q	Connector assignment:

2 -	Power steering control unit -J500-

q	Connector assignment:

3 -	ABS control unit -J104-

q	Connector assignment:

4 -	Automatic gearbox control unit -J217-

q	Connector assignment:

4 -	Voltage stabiliser -J532-

q	Connector assignment:

5 -	Engine control unit -J623-

q	Connector assignment:

6 -	Adaptive cruise control unit -J428-

q	Connector assignment:

Auxiliary heater control unit -J364- Fitting location: behind the right front wheel housing liner Connector assignment:  -  Auxiliary heater control unit -J364-  -  2-pin connector -T2- -T2cn-  -  8-pin connector -T8- -T8ai-

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VW PASSAT CC 2009 Power steering control unit J500 Power steering control unit -J500- Fitting location: At the steering on the subframe Connector assignment: A -  5-pin connector -T5- -T5z- B -  2-pin connector -T2- -T2fn

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ABS control unit -J104- Fitting location: On bulkhead, on right in engine compartment -arrow- Connector assignment:  -  38-pin connector -T38- -T38-

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Automatic gearbox control unit -J217- Fitting location: In front left wheel housing -arrow- Connector assignment:  -  52-pin connector -T52- -T52-

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Voltage stabiliser -J532- Fitting location: In front left wheel housing -arrow- Connector assignment:  -  12-pin connector -T12- -T12ad-

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Engine control unit -J623- Fitting location: under centre of plenum chamber cover -arrow- Connector assignment: A -  94-pin connector -T94- -T94- B -  60-pin connector -T60- -T60-

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Adaptive cruise control unit -J428- Fitting location: behind radiator in centre -arrow- Connector assignment:  -  10-pin connector -T10- -T10y-

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Mechatronic unit for dual clutch gearbox -J743-

1 -	Mechatronic unit for dual clutch gearbox -J743-

A -	20-pin connector -T20m-

Note: The illustration does not correspond with the selected vehicle, but the fitting location is the same.

VW PASSAT CC 2009 Overview of control units

Overview of control units    

q	100-pin connector assignment

q	100-pin connector

q	Connector assignment

q

Connector

Climatronic control unit -J255-

q	Air conditioning system control unit -J301-

q	Connector assignment

q

Connector

q	Climatronic control unit -J255-

q	Connector assignment

q

Connector

q	Fitting location

q	Fitting location of heated rear seats control unit -J786-

q	Fitting location of control unit for navigation system -J856-

q	Connector assignment

q

Connector

q	Connector assignment

q

Connector

q	Connector assignment

q

Connector

q	Connector assignment

q

Connector

q	Connector assignment

q

Connector

q	Connector assignment

q

Connector

q	Connector assignment

q

Connector

q	Connector assignment

q

Connector

q	Connector assignment

q

Connector

q	Connector assignment from November 2010

q	Fitting location up to October 2010

q	Connector assignment up to October 2010

q	B- Connector for turn signal and cruise control system

q	C- 20-pin connector -T20d-

q	D- 4-pin connector -T4-

q	E- Connector for windscreen wipers and multifunction display

q	F- Connector for steering angle sender

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

control unit in dash panel insert -J285-

q	32-pin connector -T32c-

q	Fitting location up to October 2010

q	Connector assignment up to October 2010

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	Connector assignment

q

Connector

Fitting location: Under centre console, front -Arrow-

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100-pin connector assignment:

B -	100-pin connector -T100-

B -	100-pin connector -T100a-

Convenience system central control unit -J393- Fitting location: Below the dash panel, behind the glove compartment -Arrow-

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Connector assignment:

A -	Convenience system central control unit -J393-

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 CC 2009 Climatronic control unit J255

Climatronic control unit -J255-

Connector assignment:

A -	Climatronic control unit -J255-

VW PASSAT CC 2009

Control unit for cornering light and headlight range control -J745- / headlight range control unit -J431-

Fitting location:

Behind the glove compartment, left -Arrow A- .

 

VW PASSAT CC 2009 Heated rear seats control unit J786 Heated rear seats control unit -J786- Fitting location: Under seat on front right -arrow- VW PASSAT CC 2009 Control unit for navigation system J856 Control unit for navigation system -J856- Fitting location: under seat on front right

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1 -	Control unit for navigation system -J856-

A -	10-pin connector -T10y-

B -	5-pin connector -T5-

q	Control unit 1 for information electronics -J794-

C -	5-pin connector -T5-

q	Multimedia system operating unit -E380-

D -	2-pin connector

q	Radio aerial -R248-

E -	20-pin connector -T20p-

F -	2-pin connector

q	Digital radio aerial -R183-

VW PASSAT CC 2009 Seat occupied recognition control unit J706 Seat occupied recognition control unit -J706- Fitting location: on front passenger side 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 only installed for Japanese markets.

 

VW PASSAT CC 2009 Front passenger door control unit J387 Front passenger door control unit -J387- Fitting location: on inside of front passenger door -Arrow- . VW PASSAT CC 2009 Driver door control unit J386 Driver door control unit -J386- Fitting location: on inside of driver 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 CC 2009

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- / telephone controls control unit -J738-

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 front seat driver's side -arrow-

 

Connector assignment:

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

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 CC 2009 Special purpose vehicle control unit J608 Special purpose vehicle control unit -J608- Fitting location: under front seat driver's side -arrow-

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VW PASSAT CC 2009 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 CC 2009 Steering column electronics control unit J527 Steering column electronics control unit -J527- Fitting location: To October 2010 under steering column, near steering column switch -arrow- Connector assignment: To October 2010

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A -	Steering column electronics control unit -J527-

C -	20-pin connector -T20d-

1 -	Ignition​ key​ withdrawal​ lock

2 -	Immobilizer reader unit

3 -	Convenience bus CAN, low

4 -	Convenience​ bus​ CAN​ high

5 -	Powertrain CAN screening

6 -	Powertrain CAN, low

7 -	Powertrain CAN, high

8 -

Earth

9 -	Voltage supply for steering column electronic systems control unit

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 -	Voltage​ supply​ for​ steering​ column​ electronic​ systems​ control​ unit​ (terminal 30)

19 -	Not assigned

20 -	Not assigned

E -	Connector for wiper and multifunction display:

1 -	Earth for intermittent​ wiper​ switch

2 -	Signal wiper

3 -	Signal wash/wipe

4 -	Potentiometer for interval stages

5 -	Signal for multifunction display

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​ coil​ connector,​ multifunction​ steering​ wheel​ and​ horn​

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

9 -

LIN bus

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

Steering column electronics control unit -J527- Fitting location:

from November 2010 -Arrow- Connector assignment: From November 2010 Connector -A-16-pin connector -T16o- Connector -B-4-pin connector -T4ae-

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VW PASSAT CC 2009

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

32-pin connector -T32c-

1 -	Fuel gauge sender (full)

2 -	Fuel gauge sender (empty)

3 -	Fuel level sensor (full), only for all-wheel drive

4 -	Fuel level sensor (empty), only for all-wheel drive

5 -	Not assigned

6 -	Not assigned

7 -	Not assigned

8 -	Not assigned

9 -	Speed​ signal,​ sliding sunroof 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 -	Electric park/handbrake warning lamp

26 -	Brake fluid level warning lamp

27 -	Oil pressure warning lamp

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

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

30 -	Not assigned

31 -	Voltage supply, terminal 15

32 -	Voltage supply, terminal 30

VW PASSAT CC 2009 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 CC 2009 Onboard supply control unit J519 Onboard supply control unit -J519- Fitting location: under dash panel on driver's side, below relay carrier. Connector assignment: To October 2010

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B -	12-pin connector -T12i-

1 -	Right reversing light bulb

2 -	Heated windscreen relay

3 -	Not assigned

4 -	Rear left fog light bulb

5 -	Right brake and tail light bulb

6 -	Not assigned

7 -	Front left​ entry​ light,​ front right​ entry​ light​

8 -	Not assigned

9 -	Right​ tail​ light​ bulb​ (side light)

10 -	Rear right turn signal bulb

11 -	Front interior light

12 -	Terminal 58d

D -	11-pin connector -T11a-

1 -	Terminal 30

2 -	Left fog light bulb

3 -	Left main beam bulb

4 -	Left headlight dipped beam bulb

5 -

Earth

6 -	Left​ gas​ discharge​ (xenon)​ bulb

7 -	Terminal 15 voltage supply relay

8 -	Headlight washer system relay

9 -	Not assigned

10 -	Right side light bulb

11 -	Front left turn signal bulb

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 driving light)

15 -	Not assigned

16 -	Light switch (daytime running lights)

F -	8-pin connector -T8t-

1 -	Terminal 50 voltage supply relay

2 -	Terminal 15 voltage supply relay

3 -	Windscreen wiper motor, rain and light 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, windscreen and rear window washer pump (input)

2 -	Windscreen wiper motor windscreen and rear window washer pump (rear)

3 -	Fuse, horn

4 -	Windscreen wiper motor, windscreen and rear window washer pump (front)

5 -

Earth

6 -	Treble tone horn, bass tone horn

K -	2-pin connector -T2cq-

1 -	Fuse, terminal 15 interior (input)

2 -	Terminal 15 interior (output)

Connector assignment:

From November 2010 Fitting location: Under dash panel on driver's side, below relay carrier. Connector assignment: A -  52-pin connector -T52c- , brown B -  52-pin connector -T52b- , white C -  52-pin connector -T52a- , black

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Driving school mode relay -J746- Fitting location: in driver footwell, behind relay carrier -Arrow- .

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VW PASSAT CC 2009 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 CC 2009 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-

Control unit with display for radio and navigation -J503-

1 -	Control unit with display for radio and navigation -J503-

A -

DAB input

q	Only for Europe

A -	SDRS input

q	Only for American markets

A -

GPS input

q	Only for Japan

B -	FM/AM input

C -

FM input

D -

GPS input

E -	26-pin connector -T26g-

F -	Multi-pin connector

G -	16-pin connector -T16c-

H -	12-pin connector -T12j-

I -	12-pin connector -T12l-

Connector assignment

-T26g- (E)	Designation		-T16c- (G)	Designation
1	Not assigned		1	Amplifier -R12- (sound system) rear right bass loudspeaker -R17- +
2	Not assigned		2	Amplifier -R12- (sound system) front right bass loudspeaker -R23-
3	Not assigned		3	Amplifier -R12- (sound system) front left bass loudspeaker -R21-
4	Not assigned		4	Amplifier -R12- (sound system) rear left bass loudspeaker -R15-
5	Not assigned		5	Amplifier -R12- (sound system) rear right bass loudspeaker -R17-
6	Telephone bracket -R126-		6	Amplifier -R12- (sound system) front right bass loudspeaker -R23-
7	Telephone bracket -R126-		7	Amplifier -R12- (sound system) front left bass loudspeaker -R21-
8	Telephone bracket -R126-		8	Amplifier -R12- (sound system) rear left bass loudspeaker -R15-
9	Not assigned		9	Data bus diagnostic interface -J533- (CAN bus, high)
10	TV tuner -R78-		10	Data bus diagnostic interface -J533- (CAN bus, low)
11	TV tuner -R78-		11	Not assigned
12	TV tuner -R78-		12	Terminal 31
13	TV tuner -R78-		13	Not assigned
14	Not assigned		14	Not assigned
15	Not assigned		15	Terminal 30
16	Not assigned		16	Terminal 30
17	Not assigned
18	Not assigned
19	Not assigned
20	Telephone bracket -R126-
21	Not assigned
22	TV tuner -R78-
23	TV tuner -R78-
24	TV tuner -R78-
25	TV tuner -R78-
26	TV tuner -R78-

-T12j- (H)	Designation		-T12l- (I)	Designation
1	Connection for external audio sources -R199- (Aux-In)		1	Voice command microphone -R206- (mic in -)
2	Connection for external audio sources -R199- (Aux-In earth)		2	Not assigned
3	CD changer -R41-		3	Not assigned
4	CD changer -R41- (terminal 30)		4	Not assigned
5	Not assigned		5	Mobile telephone operating electronics control unit -J412-
6	CD changer -R41- (CD bus radio DATA)		6	Mobile telephone operating electronics control unit -J412-
7	Interface for external multimedia units -R215- (Aux-in audio)		7	Voice command microphone -R206- (mic in +)
8	CD changer -R41- (CD-X audio left)		8	Not assigned
9	CD changer -R41- (CD-X audio right)		9	Not assigned
10	CD changer -R41- (terminal 15)		10	Not assigned
11	CD changer -R41- (CD bus)		11	Mobile telephone operating electronics control unit -J412-
12	CD changer -R41-		12	Mobile telephone operating electronics control unit -J412-

Control unit for terminal control and engine start -J942-   Note: The illustration does not correspond with the selected vehicle, but the fitting location is the same.

1 -	Control unit for terminal control and engine start -J942-

A -	32-pin connector -T32g-