VW PASSAT 2003 – CAN bus network convenience system, drive train, infotainment and self-diagnosis . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW PASSAT 2003 - ABS and EDL control unit - automatic gearbox control unit - airbag control unit

J104	ABS and EDL control unit
J217	Automatic gearbox control unit
J234	Airbag control unit
T10n	10-pin connector, orange, coupling station left A-pillar
T10p	10-pin connector, yellow, coupling station right A-pillar
T15m	15-pin connector, brown, coupling station right A-pillar
T31	31-pin connector, on control unit for ABS and EDL
T68a	68-pin connector, on automatic gearbox control unit
T75	75-pin connector, on airbag control unit
T88	88-pin connector, on automatic gearbox control unit
A76	Connection (diagnosis wire K), in dash panel wiring harness
A121	Connection (high-bus), in dash panel wiring harness
A122	Connection (low-bus), in dash panel wiring harness
*	Applies only to models with a 5-speed automatic gearbox
**	Applies only to models with a 4-speed automatic gearbox
***	Applies only to models with traction control system (TCS)

G85	Steering angle sender
J104	ABS and EDL control unit
J220	Motronic control unit
J248	Diesel direct injection system control unit
T5g	5-pin connector, black
T10d	10-pin connector, brown, on protective housing for control units, on left in engine compartment
T10n	10-pin connector, orange, coupling station left A-pillar
T15s	15-pin connector, red, on protective housing for control units, on left in engine compartment
T88	88-pin connector, on automatic gearbox control unit
T94	94-pin connector
T121	121-pin connector
A76	Connection (diagnosis wire K), in dash panel wiring harness
A121	Connection (high-bus), in dash panel wiring harness
A122	Connection (low-bus), in dash panel wiring harness
D159	Connection (high-bus), in engine compartment wiring harness
D160	Connection (low-bus), in engine compartment wiring harness
*	Applies only to models with ESP
**	Applies only to models with a petrol engine
***	Applies only to models with a diesel engine
+	Only engine code BGW
---	Applies only to models with engine code BDN

J285	Control unit with display in dash panel insert
J533	Data bus diagnostic interface
S5	Fuse in fuse box/relay plate
S12	Fuse in fuse box/relay plate
T16	16-pin connector, self-diagnosis connection
T32a	32-pin connector, blue, on dash panel insert
T32b	32-pin connector, green, on dash panel insert
32	Earth point, on left behind dash panel
81	Earth connection -1-, in dash panel wiring harness
A74	Connection (15a, fuse 5), in dash panel wiring harness
A76	Connection (diagnosis wire K), in dash panel wiring harness
A121	Connection (high bus), in dash panel wiring harness
A122	Connection (low bus), in dash panel wiring harness
A146	Connection (convenience CAN bus, high), in dash panel wiring harness
A147	Connection (convenience CAN bus, low), in dash panel wiring harness
*	Only models with tachograph

J255	Climatronic control unit
J393	Convenience system central control unit
J453	Multi-function steering wheel control unit
J538	Fuel pump control unit
T6v	6-pin connector, lilac
T6w	6-pin connector
T10a	10-pin connector, brown, coupling station left A-pillar
T10f	10-pin connector, blue, coupling station left A-pillar
T12	12-pin connector, black, on Climatronic control unit
T12t	12-pin connector, on fuel pump control unit
T18m	18-pin connector, black, on multi-function steering wheel control unit
T20	20-pin connector, red, on Climatronic control unit
T23	23-pin connector, black, on convenience system central control unit
A76	Connection (diagnosis wire K), in dash panel wiring harness
A146	Connection (convenience CAN bus, high), in dash panel wiring harness
A147	Connection (convenience CAN bus, low), in dash panel wiring harness
W64	Connection (convenience CAN bus, high), in floor wiring harness
W65	Connection (convenience CAN bus, low), in floor wiring harness
*	Only vehicles with radio and navigation system (RNS) and radio 'delta'
**	Applies only to models with engine code BDN

J412	Mobile telephone operating electronics control unit
J431	Headlight range control, control unit
J446	Parking aid control unit
J503	Control unit with display for radio and navigation
R	Radio
T8	8-pin connector, black ***
T10h	10-pin connector, red, coupling station right A-pillar
T10m	10-pin connector, red *
T15c	15-pin connector, red, coupling station right A-pillar+
T15y	15-pin connector, black, coupling station right-A pillar
T16d	16-pin connector, black, on radio**
T16h	16-pin connector, on parking aid control unit
T18	18-pin connector, on mobile telephone operating electronics control unit
T20	20-pin connector, red, on control unit for headlight range control
A76	Connection (diagnosis wire K), in dash panel wiring harness
A146	Connection (convenience CAN bus, high), in dash panel wiring harness
A147	Connection (convenience CAN bus, low), in dash panel wiring harness
*	Applies only to models with navigation (monochrome display)
**	Applies only to models with radio'delta'
***	Applies only to models without radio'delta'
+	Discontinued as of May 2003

J415	Navigation/TV tuner
J503	Control unit with display for radio and navigation
J506	Control unit with display for TV, radio and navigation
J559	Traffic information control unit
R12	Amplifier
T8	8-pin connector, black
T12u	12-pin connector, black
T15d	15-pin connector, white, coupling station left A-pillar for estate, coupling station right A-pillar for saloon
T24	24-pin connector, on amplifier
T26	24-pin connector, black
T54t	54-pin connector, black, on navigation/TV tuner
A76	Connection (diagnosis wire K), in dash panel wiring harness
A146	Connection (convenience CAN bus, high), in dash panel wiring harness
A147	Connection (convenience CAN bus, low), in dash panel wiring harness
A148	Connection (navigation CAN bus, high), in dash panel wiring harness
A149	Connection (navigation CAN bus, low), in dash panel wiring harness
*	Applies only to models with navigation (colour display)
**	Only with TV
***	Applies only to models with digital sound package (DSP)