VW PASSAT 2012 – Fuse assignment for E-box, High . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW PASSAT 2012 - Battery - Starter - Suppression filter - Battery monitor control unit - Fuse 1 in fuse holder F - Fuse 2 in fuse holder F - Fuse 3 in fuse holder F - Fuse 4 in fuse holder F - Terminal 30 wiring junction

A	Battery
B	Starter
C24	Suppression filter
J234	Airbag control unit
J367	Battery monitor control unit
J519	Onboard supply control unit
N253	Battery isolation igniter
SF1	Fuse 1 in fuse holder F
SF2	Fuse 2 in fuse holder F
SF3	Fuse 3 in fuse holder F
SF4	Fuse 4 in fuse holder F
T1v	Single connector
T2dp	2-pin connector
T2fj	2-pin connector
T2fp	2-pin connector
T52a	52-pin connector
T100a	100-pin connector
TV2	Terminal 30 wiring junction
12	Earth point, on left in engine compartment
676	Earth point 2, on left in luggage compartment
B684	Positive connection 24 (30a) in main wiring harness
P2	Positive connection (30), in battery wiring harness
*	Only models with energy recovery
*2	Only models with no start/stop system
*3	Only models with start/stop system

Wiring Diagram VW PASSAT 2012 - Fuse 1 in fuse holder A - Fuse 2 in fuse holder A - Fuse 3 in fuse holder A - Fuse 4 in fuse holder A - Fuse 5 in fuse holder A

CX1	Alternator with voltage regulator
J293	Radiator fan control unit
J500	Power steering control unit
J533	Data bus diagnostic interface
SA1	Fuse 1 in fuse holder A
SA2	Fuse 2 in fuse holder A
SA3	Fuse 3 in fuse holder A
SA4	Fuse 4 in fuse holder A
SA5	Fuse 5 in fuse holder A
T2gd	2-pin connector
T4a	4-pin connector, near starter
T4i	4-pin connector, on lock carrier
T12g	12-pin connector
T20e	20-pin connector
502	Threaded connection 1 (30a) on relay plate
509	Threaded connection 1 (29), on E-box
512	Threaded connection 2 (30a) on relay plate
513	Threaded connection 3 (30a) on relay plate
514	Threaded connection 4 (30a) on relay plate
515	Threaded connection 5 (30a) on relay plate
B699	Connection 4 (LIN bus) in main wiring harness

Wiring Diagram VW PASSAT 2012 - Fuse 1 on fuse holder B - Fuse 2 on fuse holder B - Fuse 3 on fuse holder B - Fuse 4 on fuse holder B - Fuse 6 in fuse holder A - Fuse 7 in fuse holder A

J104	ABS control unit
J345	Trailer detector control unit
J743	Mechatronic unit for dual clutch gearbox
SB1	Fuse 1 on fuse holder B
SB2	Fuse 2 on fuse holder B
SB3	Fuse 3 on fuse holder B
SB4	Fuse 4 on fuse holder B
SA6	Fuse 6 in fuse holder A
SA7	Fuse 7 in fuse holder A
T12g	12-pin connector
T20m	20-pin connector
T38	38-pin connector
T40	40-pin connector
516	Threaded connection 6 (30a) on relay plate
517	Threaded connection 7 (30a) on relay plate
B328	Positive connection 14 (30a) in main wiring harness
*	Only models with dual clutch gearbox 02E

Wiring Diagram VW PASSAT 2012 - Main relay - Fuse 5 on fuse holder B - Fuse 6 on fuse holder B - Fuse 7 on fuse holder B

J4	Dual tone horn relay
J271	Main relay
N70	Ignition coil 1 with output stage
N127	Ignition coil 2 with output stage
N276	Fuel pressure regulating valve
N291	Ignition coil 3 with output stage
N292	Ignition coil 4 with output stage
N323	Ignition coil 5 with output stage
N324	Ignition coil 6 with output stage
SB5	Fuse 5 on fuse holder B
SB6	Fuse 6 on fuse holder B
SB7	Fuse 7 on fuse holder B
T4cm	4-pin connector
T4cn	4-pin connector
T4co	4-pin connector
T4cp	4-pin connector
T4cw	4-pin connector
T4cx	4-pin connector
T14a	14-pin connector, on left in engine compartment
T26a	26-pin connector
T40	40-pin connector
508	Threaded connection (30) on E-box
D180	Connection (87a), in engine compartment wiring harness
D189	Connection (87a) in engine prewiring harness

Wiring Diagram VW PASSAT 2012 - Fuse 8 on fuse holder B - Fuse 9 on fuse holder B - Fuse 10 on fuse holder B - Fuse 11 on fuse holder B

F	Brake light switch
J623	Engine control unit
N80	Activated charcoal filter solenoid valve 1
N205	Camshaft control valve 1
N318	Exhaust camshaft control valve 1
SB8	Fuse 8 on fuse holder B
SB9	Fuse 9 on fuse holder B
SB10	Fuse 10 on fuse holder B
SB11	Fuse 11 on fuse holder B
T4f	4-pin connector
T4r	4-pin connector
T4u	4-pin connector
T14a	14-pin connector, on left in engine compartment
T26a	26-pin connector
T40	40-pin connector
T94	94-pin connector
Z29	Lambda probe 1 heater after catalytic converter
Z30	Lambda probe 2 heater after catalytic converter
B354	Positive connection 5 (87a) in main wiring harness
B355	Positive connection 6 (87a) in main wiring harness
B362	Positive connection 13 (87a) in main wiring harness
D181	Connection 2 (87a) in engine compartment wiring harness
*	Only models with 6-cylinder engine

Wiring Diagram VW PASSAT 2012 - Fuse 12 on fuse holder B - Fuse 13 on fuse holder B - Fuse 14 on fuse holder B

SB12	Fuse 12 on fuse holder B
SB13	Fuse 13 on fuse holder B
SB14	Fuse 14 on fuse holder B
T6w	6-pin connector
T6z	6-pin connector
T26a	26-pin connector
TV23	Push-in bridge
Z19	Lambda probe heater
Z28	Lambda probe heater 2
B357	Positive connection 8 (87a) in main wiring harness

Wiring Diagram VW PASSAT 2012 - Continued coolant circulation relay - Fuse 27 on fuse holder B - Fuse 28 on fuse holder B - Fuse 29 on fuse holder B - Fuse 38 on fuse holder B - Fuse 39 on fuse holder B - Fuse 40 on fuse holder B - Fuse 41 on fuse holder B - Fuse 43 on fuse holder B - Continued coolant circulation pump

J151	Continued coolant circulation relay
SB15	Fuse 15 on fuse holder B
SB27	Fuse 27 on fuse holder B
SB28	Fuse 28 on fuse holder B
SB29	Fuse 29 on fuse holder B
SB38	Fuse 38 on fuse holder B
SB39	Fuse 39 on fuse holder B
SB40	Fuse 40 on fuse holder B
SB41	Fuse 41 on fuse holder B
SB43	Fuse 43 on fuse holder B
T14a	14-pin connector
T26a	26-pin connector
T40	40-pin connector
V51	Continued coolant circulation pump

Wiring Diagram VW PASSAT 2012 - Fuse 18 on fuse holder B - Fuse 19 on fuse holder B

J503	Control unit with display for radio and navigation
R	Radio
R12	Amplifier
R184	Digital sound package amplifier
SB18	Fuse 18 on fuse holder B
SB19	Fuse 19 on fuse holder B
T16c	16-pin connector
T23	23-pin connector
T38a	38-pin connector
T40	40-pin connector
B151	Positive connection 3 (30a), in interior wiring harness
B219	Positive connection 4 (30a), in interior wiring harness
*	Only models with 12-channel sound system
*2	Only models with 8-channel sound system
*3	Only models with navigation system
*4	Only models with radio
*5	Only models with start/stop system
*6	Only models with no start/stop system

Wiring Diagram VW PASSAT 2012 - Fuse 16 on fuse holder B - Fuse 17 on fuse holder B - Fuse 20 on fuse holder B - Fuse 21 on fuse holder B - Fuse 22 on fuse holder B - Fuse 23 on fuse holder B - Fuse 24 on fuse holder B

J285	Control unit in dash panel insert
J412	Mobile telephone operating electronics control unit
J527	Steering column electronics control unit
R78	TV tuner
SB16	Fuse 16 on fuse holder B
SB17	Fuse 17 on fuse holder B
SB20	Fuse 20 on fuse holder B
SB21	Fuse 21 on fuse holder B
SB22	Fuse 22 on fuse holder B
SB23	Fuse 23 on fuse holder B
SB24	Fuse 24 on fuse holder B
T16o	16-pin connector
T20i	20-pin connector
T32c	32-pin connector
T40	40-pin connector
T54	54-pin connector
Y	Analogue clock
B150	Positive connection 2 (30a), in interior wiring harness
*	Only models with no start/stop system
*2	Only models with start/stop system

Wiring Diagram VW PASSAT 2012 - Fuse 25 on fuse holder B - Fuse 26 on fuse holder B - Fuse 30 on fuse holder B - Fuse 31 on fuse holder B - Fuse 32 on fuse holder B - Fuse 33 on fuse holder B - Fuse 34 on fuse holder B - Fuse 35 on fuse holder B

J364	Auxiliary heater control unit
J400	Wiper motor control unit
J485	Auxiliary heater operation relay
J623	Engine control unit
SB25	Fuse 25 on fuse holder B
SB26	Fuse 26 on fuse holder B
SB30	Fuse 30 on fuse holder B
SB31	Fuse 31 on fuse holder B
SB32	Fuse 32 on fuse holder B
SB33	Fuse 33 on fuse holder B
SB34	Fuse 34 on fuse holder B
SB35	Fuse 35 on fuse holder B
T2cn	2-pin connector
T4k	4-pin connector
T26a	26-pin connector
T40	40-pin connector
T94	94-pin connector
B325	Positive connection 11 (30a) in main wiring harness
*	Only models with 6-cylinder engine
*2	Only models with auxiliary coolant heater

Wiring Diagram VW PASSAT 2012 - Fuse 36 on fuse holder B - Fuse 37 on fuse holder B - Fuse 47 on fuse holder B - Fuse 48 on fuse holder B - Fuse 49 on fuse holder B - Fuse 52 on fuse holder B - Fuse 53 on fuse holder B

J47	Heated windscreen relay
J519	Onboard supply control unit
SB36	Fuse 36 on fuse holder B
SB37	Fuse 37 on fuse holder B
SB47	Fuse 47 on fuse holder B
SB48	Fuse 48 on fuse holder B
SB49	Fuse 49 on fuse holder B
SB52	Fuse 52 on fuse holder B
SB53	Fuse 53 on fuse holder B
T40	40-pin connector
T52a	52-pin connector
T52c	52-pin connector
249	Earth connection 2, in interior wiring harness
511	Threaded connection 2 (30), on E-box
639	Earth point, left A-pillar
*	gradual introduction

Wiring Diagram VW PASSAT 2012 - Terminal 15 voltage supply relay - Fuse 1 on fuse holder C

E128	Heated rear left seat switch with regulator
E129	Heated rear right seat switch with regulator
E655	Seat ventilation switch
G65	High-pressure sender
G238	Air quality sensor
G266	Oil level and oil temperature sender
J13	Fresh air blower relay
J329	Terminal 15 voltage supply relay
SC1	Fuse 1 on fuse holder C
T3ae	3-pin connector
T3aj	3-pin connector
T3bu	3-pin connector
T3dh	3-pin connector
T4vn	4-pin connector
T6aj	6-pin connector
T6dd	6-pin connector
T6e	6-pin connector, front left in engine compartment
T6t	6-pin connector
T10c	10-pin connector, under driver seat
U13	DC/AC converter with socket, 12 V - 230 V
Y7	Automatic anti-dazzle interior mirror
249	Earth connection 2, in interior wiring harness
B163	Positive connection 1 (15), in interior wiring harness
B291	Positive connection 15 (15a) in main wiring harness
B571	Connection 38, in main wiring harness
*	Only models with auxiliary heating
*2	Only models with Climatronic
*3	Only models with extended servicing intervals (ESI)
*4	Only models with start/stop system

Wiring Diagram VW PASSAT 2012 - Terminal 50 voltage supply relay - Voltage supply relay 2 - Fuse 2 on fuse holder C

E1	Light switch
E256	TCS and ESP button
E540	Auto-hold button
J104	ABS control unit
J500	Power steering control unit
J540	Control unit for electromechanical parking brake
J682	Terminal 50 voltage supply relay
J710	Voltage supply relay 2
K213	Electromechanical parking brake warning lamp
SC2	Fuse 2 on fuse holder C
T3dt	3-pin connector
T6e	6-pin connector
T10j	10-pin connector
T26h	26-pin connector
T30	30-pin connector
T38	38-pin connector
B287	Positive connection 11 (15a) in main wiring harness
B571	Connection 38, in main wiring harness
*	Only models with manual gearbox and Auto Hold function
*2	Only models with no start/stop system

Wiring Diagram VW PASSAT 2012 - Fuse 3 on fuse holder C

J16	Current supply relay
N79	Heater element for crankcase breather
N366	Gas injection valve 1
N367	Gas injection valve 2
N368	Gas injection valve 3
N369	Gas injection valve 4
SC3	Fuse 3 on fuse holder C
T14a	14-pin connector, on left in engine compartment
D176	Connection (gas injector), in engine compartment wiring harness
*	Only models with diesel engine
*2	see applicable current flow diagram for engine
*3	Only models with natural gas engine
*4	Only models with 6-cylinder engine

Wiring Diagram VW PASSAT 2012 - Fuse 4 on fuse holder C

E149	Rear roller blind switch
J250	Electronically controlled damping control unit
J345	Trailer detector control unit
J428	Adaptive cruise control unit
J431	Headlight range control unit
J446	Parking aid control unit
J791	Park assist steering control unit
K259	Start/Stop operation warning lamp
R242	Front camera for driver assist systems
SC4	Fuse 4 on fuse holder C
T10a	10-pin connector, in front bumper on left
T10aq	10-pin connector
T10y	10-pin connector
T12g	12-pin connector
T16	16-pin connector
T16d	16-pin connector, on diagnostic connection
T26	26-pin connector
T26i	26-pin connector
T47a	47-pin connector
B277	Positive connection 1 (15a) in main wiring harness
*	Diagnostic connection
*2	Only models with start/stop system
*3	Only models with park assist steering
*4	Only vehicles with electric rear roller blind
*5	Headlight with gas discharge light

Wiring Diagram VW PASSAT 2012 - Fuse 5 on fuse holder C - Fuse 6 on fuse holder C - Fuse 7 on fuse holder C

E102	Headlight range control regulator
J285	Control unit in dash panel insert
J492	All-wheel drive control unit
J533	Data bus diagnostic interface
MX1	Front left headlight
SC5	Fuse 5 on fuse holder C
SC6	Fuse 6 on fuse holder C
SC7	Fuse 7 on fuse holder C
T6ah	6-pin connector
T8g	8-pin connector
T8z	8-pin connector
T10b	10-pin connector
T10q	10-pin connector
T14d	14-pin connector
T20e	20-pin connector
T32c	32-pin connector
V48	Left headlight range control motor
V49	Right headlight range control motor
B282	Positive connection 6 (15a) in main wiring harness
*	Only models with all-wheel drive
*2	Headlight with gas discharge light

Wiring Diagram VW PASSAT 2012 - Fuse 8 on fuse holder C - Fuse 9 on fuse holder C

J234	Airbag control unit
J706	Seat occupied recognition control unit
K145	Front passenger side airbag deactivated warning lamp
MX2	Front right headlight
SC8	Fuse 8 on fuse holder C
SC9	Fuse 9 on fuse holder C
T10b	10-pin connector
T14e	14-pin connector
T18f	18-pin connector
T100	100-pin connector
B284	Positive connection 8 (15a) in main wiring harness
*	Headlight with gas discharge light
*2	Only models with key operated switch to deactivate front passenger airbag

Wiring Diagram VW PASSAT 2012 - Fuse 10 on fuse holder C - Fuse 11 on fuse holder C

G70	Air mass meter
J532	Voltage stabiliser
J538	Fuel pump control unit
J623	Engine control unit
J906	Starter relay 1
J907	Starter relay 2
SC10	Fuse 10 on fuse holder C
SC11	Fuse 11 on fuse holder C
T10p	10-pin connector
T94	94-pin connector
B290	Positive connection 14 (15a) in main wiring harness
*	see applicable current flow diagram for engine
*2	Only models with start/stop system
*3	Only models with petrol engine
*4	Only applicable to special vehicles

Wiring Diagram VW PASSAT 2012 - Fuse 12 on fuse holder C - Fuse 13 on fuse holder C - Fuse 14 on fuse holder C

E1	Light switch
E313	Selector lever
G303	Interior monitor send and receive module 1
H12	Alarm horn
J104	ABS control unit
J393	Convenience system central control unit
K139	Handbrake warning lamp
SC12	Fuse 12 on fuse holder C
SC13	Fuse 13 on fuse holder C
SC14	Fuse 14 on fuse holder C
T3r	3-pin connector
T4af	4-pin connector
T10e	10-pin connector, in roof
T10j	10-pin connector
T10o	10-pin connector, under selector lever
T16d	16-pin connector, on diagnostic connection
T18a	18-pin connector
T26h	26-pin connector
T38	38-pin connector
B250	Positive connection, in roof wiring harness
B330	Positive connection 16 (30a) in main wiring harness
B331	Positive connection 17 (30a) in main wiring harness
S4	Positive connection (30) 2, in central locking wiring harness
*	Diagnostic connection
*2	Flat conductor

Wiring Diagram VW PASSAT 2012 - Fuse 15 on fuse holder C

G397	Rain and light sensor
J9	Heated rear window relay
J47	Heated windscreen relay
J255	Climatronic control unit
J301	Air conditioning system control unit
J502	Tyre Pressure Monitoring System control unit
J772	Reversing camera system control unit
J942	Control unit for terminal control and engine start
R149	Remote control receiver for auxiliary coolant heater
SC15	Fuse 15 on fuse holder C
T3ah	3-pin connector
T4wb	4-pin connector
T6i	6-pin connector
T20b	20-pin connector
T20c	20-pin connector
T32g	32-pin connector
T54b	54-pin connector
B616	Positive connection 12 (30a), in interior wiring harness
*	Only models with air conditioning system
*2	Only models with Climatronic
*3	Only models with start/stop system
*4	Only models with reversing camera system
*5	Only models with remote controlled auxiliary coolant heater
*6	Only models with Tyre Pressure Monitoring System

Wiring Diagram VW PASSAT 2012 - Fuse 16 on fuse holder C - Fuse 17 on fuse holder C - Fuse 18 on fuse holder C

D9	Electronic ignition lock
J519	Onboard supply control unit
J532	Voltage stabiliser
J623	Engine control unit
J764	Control unit for electronic steering column lock
J907	Starter relay 2
J942	Control unit for terminal control and engine start
SC16	Fuse 16 on fuse holder C
SC17	Fuse 17 on fuse holder C
SC18	Fuse 18 on fuse holder C
T10k	10-pin connector
T12ad	12-pin connector
T16f	16-pin connector
T32g	32-pin connector
T52c	52-pin connector
T94	94-pin connector
B239	Positive connection 1 (50), in interior wiring harness
B509	Connection 3 (diagnosis), in main wiring harness
B557	Positive connection 21 (30a) in main wiring harness
*	Only models with start/stop system
*2	Only models with no start/stop system
*3	see applicable current flow diagram for engine

Wiring Diagram VW PASSAT 2012 - Fuse 19 on fuse holder C - Fuse 20 on fuse holder C - Fuse 21 on fuse holder C - Fuse 22 on fuse holder C - Fuse 23 on fuse holder C - Fuse 24 on fuse holder C - Fuse 25 on fuse holder C

J262	Rear roller blind control unit
J345	Trailer detector control unit
J540	Control unit for electromechanical parking brake
SC19	Fuse 19 on fuse holder C
SC20	Fuse 20 on fuse holder C
SC21	Fuse 21 on fuse holder C
SC22	Fuse 22 on fuse holder C
SC23	Fuse 23 on fuse holder C
SC24	Fuse 24 on fuse holder C
SC25	Fuse 25 on fuse holder C
T4l	4-pin connector
T12g	12-pin connector
T30	30-pin connector

Wiring Diagram VW PASSAT 2012 - Fuse 26 on fuse holder C - Fuse 27 on fuse holder C

J17	Fuel pump relay
J49	Electric fuel pump 2 relay
J519	Onboard supply control unit
J538	Fuel pump control unit
SC26	Fuse 26 on fuse holder C
SC27	Fuse 27 on fuse holder C
T10p	10-pin connector
T52b	52-pin connector
B317	Positive connection 3 (30a) in main wiring harness
*	Only models with diesel engine
*2	Only models with auxiliary heating
*3	Only models with petrol engine

Wiring Diagram VW PASSAT 2012 - Fuse 28 on fuse holder C

J926	Rear driver side door control unit
J927	Rear passenger side door control unit
SC28	Fuse 28 on fuse holder C
T20k	20-pin connector
T20l	20-pin connector
T28a	28-pin connector, on left B-pillar
T28b	28-pin connector, on right B-pillar
B322	Positive connection 8 (30a) in main wiring harness
R19	Positive connection 1 (30), in rear left door wiring harness
R23	Positive connection 1 (30), in rear right door wiring harness

Wiring Diagram VW PASSAT 2012 - Fuse 29 on fuse holder C - Fuse 30 on fuse holder C - Fuse 31 on fuse holder C

J245	Sliding sunroof adjustment control unit
J786	Heated rear seats control unit
SC29	Fuse 29 on fuse holder C
SC30	Fuse 30 on fuse holder C
SC31	Fuse 31 on fuse holder C
T3aj	3-pin connector
T6ah	6-pin connector
T6ub	6-pin connector
T8l	8-pin connector
T16q	16-pin connector
U13	DC/AC converter with socket, 12 V - 230 V
B320	Positive connection 6 (30a) in main wiring harness
B505	Positive connection 9 (30a), in interior wiring harness
*	Only models with heated rear seats
*2	Saloon
*3	Estate

Wiring Diagram VW PASSAT 2012 - Fuse 32 on fuse holder C - Fuse 33 on fuse holder C - Fuse 34 on fuse holder C

J9	Heated rear window relay
J39	Headlight washer system relay
J774	Heated front seats control unit
SC32	Fuse 32 on fuse holder C
SC33	Fuse 33 on fuse holder C
SC34	Fuse 34 on fuse holder C
T8ac	8-pin connector
T10c	10-pin connector, under driver seat
B315	Positive connection 1 (30a) in main wiring harness
B324	Positive connection 10 (30a) in main wiring harness
O4	Positive connection (30as), in seat heating wiring harness
*	Only models with headlight washer system

Wiring Diagram VW PASSAT 2012 - Fuse 35 on fuse holder C - Fuse 36 on fuse holder C - Fuse 37 on fuse holder C - Fuse 38 on fuse holder C

E176	Driver seat lumbar support adjustment switch
J13	Fresh air blower relay
J126	Fresh air blower control unit
J301	Air conditioning system control unit
SC35	Fuse 35 on fuse holder C
SC36	Fuse 36 on fuse holder C
SC37	Fuse 37 on fuse holder C
SC38	Fuse 38 on fuse holder C
T5r	5-pin connector
T6cp	6-pin connector
T8av	8-pin connector
T10c	10-pin connector, under driver seat
T10f	10-pin connector
T25	25-pin connector
B319	Positive connection 5 (30a) in main wiring harness
*	Only models with air conditioning system
*2	Only models with auxiliary heating
*3	Only models with Climatronic
*4	gradual introduction
*5	According to equipment
*6	Only models with adjustable lumbar support
*7	Only models with no auxiliary heater function

Wiring Diagram VW PASSAT 2012 - Fuse 39 on fuse holder C - Fuse 40 on fuse holder C

E313	Selector lever
F4	Reversing light switch
J59	X-contact relief relay
J519	Onboard supply control unit
J743	Mechatronic unit for dual clutch gearbox
SC39	Fuse 39 on fuse holder C
SC40	Fuse 40 on fuse holder C
T4ax	4-pin connector
T10b	10-pin connector, Coupling point for rear lid
T10o	10-pin connector, under selector lever
T20m	20-pin connector
T25	25-pin connector
T52b	52-pin connector
T52c	52-pin connector
V12	Rear window wiper motor
B162	Connection (75a), in interior wiring harness
B278	Positive connection 2 (15a) in main wiring harness
B346	Connection 1 (75), in main wiring harness
*	Only models with dual clutch gearbox 0AM
*2	Only models with dual clutch gearbox 02E
*3	Not for models with dual clutch gearbox
*4	Estate
*5	gradual introduction

Wiring Diagram VW PASSAT 2012 - Fuse 41 on fuse holder C - Fuse 42 on fuse holder C - Fuse 43 on fuse holder C

SC41	Fuse 41 on fuse holder C
SC42	Fuse 42 on fuse holder C
SC43	Fuse 43 on fuse holder C
T3ak	3-pin connector
T3am	3-pin connector
U1	Cigarette lighter
U5	12 V socket
U9	Rear cigarette lighter
B491	Positive connection (75), in interior wiring harness

Wiring Diagram VW PASSAT 2012 - Fuse 44 on fuse holder C - Fuse 45 on fuse holder C

J386	Driver door control unit
J387	Front passenger door control unit
SC44	Fuse 44 on fuse holder C
SC45	Fuse 45 on fuse holder C
T20g	20-pin connector
T20h	20-pin connector
T28	28-pin connector, in right A-pillar coupling station
T28c	28-pin connector, in left A-pillar coupling station
B329	Positive connection 15 (30a) in main wiring harness
R10	Positive connection 1 (30), in driver door wiring harness
R16	Positive connection 1 (30), in front passenger door wiring harness

Wiring Diagram VW PASSAT 2012 - Fuse 46 on fuse holder C - Fuse 47 on fuse holder C - Fuse 48 on fuse holder C - Fuse 49 on fuse holder C

SC46	Fuse 46 on fuse holder C
SC47	Fuse 47 on fuse holder C
SC48	Fuse 48 on fuse holder C
SC49	Fuse 49 on fuse holder C
B598	Positive connection 11 (30a), in interior wiring harness
*	Only models with start/stop system

Wiring Diagram VW PASSAT 2012 - Fuse 1 on fuse holder D - Fuse 2 on fuse holder D - Fuse 3 on fuse holder D - Fuse 4 on fuse holder D - Fuse 5 on fuse holder D

J250	Electronically controlled damping control unit
J394	Sunroof roller blind control unit
J605	Rear lid control unit
J756	Rear lid control unit 2
SD1	Fuse 1 on fuse holder D
SD2	Fuse 2 on fuse holder D
SD3	Fuse 3 on fuse holder D
SD4	Fuse 4 on fuse holder D
SD5	Fuse 5 on fuse holder D
T6ah	6-pin connector
T8e	8-pin connector
T10ah	10-pin connector
T16q	16-pin connector
T47a	47-pin connector
B323	Positive connection 9 (30a) in main wiring harness
*	Estate

Wiring Diagram VW PASSAT 2012 - Driver seat adjustment thermal fuse 1

E177	Front passenger seat lumbar support adjustment switch
E470	Driver seat adjustment operating unit
E471	Front passenger seat adjustment operating unit
J810	Driver seat adjustment control unit
S44	Driver seat adjustment thermal fuse 1
T6bm	6-pin connector
T6dc	6-pin connector
T6dd	6-pin connector
T10c	10-pin connector
T10d	10-pin connector
T12ab	12-pin connector
B118	Connection (driver side seat adjustment), in interior wiring harness
M1	Positive connection 1 (30), in seat adjustment wiring harness
M2	Positive connection 2 (30), in seat adjustment wiring harness
*	Only models with seat adjustment and memory function
*2	According to equipment
*3	Only models with adjustable lumbar support

VW PASSAT 2012 Overview of control units

Overview of control units

1 -	Airbag control unit -J234-

q	Connector assignment:

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

q	Connector assignment:

3 -	Convenience system central control unit -J393-

q	Connector assignment:

4 -	Air conditioning system control unit -J301- / Climatronic control unit -J255-

q	Air conditioning system control unit -J301-

q	Connector assignment:

q	Climatronic control unit -J255-

q	Connector assignment:

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

q	Connector assignment:

6 -	Mobile telephone operating electronics control unit -J412-

q	Connector assignment:

7 -	Heated rear seats control unit -J786-

8 -	Front passenger door control unit -J387-

q	Connector assignment:

9 -	Control unit for electromechanical parking brake -J540-

q	Connector assignment:

10 -	Rear passenger side door control unit -J927-

q	Connector assignment:

11 -	Fuel pump control unit -J538-

q	Connector assignment:

12 -	Rear driver side door control unit -J926-

q	Connector assignment:

13 -	Heated front seats control unit -J774-

14 -	Control unit for seat adjustment and steering column adjustment with memory function -J136-

15 -	Driver door control unit -J386-

q	Connector assignment:

16 -	Special purpose vehicle control unit -J608-

16 -	Amplifier -R12-

16 -	Digital sound package amplifier -R184-

17 -	Steering column electronics control unit -J527-

q	Connector assignment:

18 -	Dash panel insert -K- /

19 -	Electronic steering column lock control unit -J764-

q	Connector assignment:

20 -	Park assist steering control unit -J791- / parking aid control unit -J446-

q	Fitting location:

q	Connector assignment:

21 -	Data bus diagnostic interface -J533-

q	Connector assignment:

21 -	Onboard supply control unit -J519-

q	Connector assignment:

22 -	Taxi alarm remote control, control unit -J601-

Airbag control unit -J234- Fitting location: under centre console, front Control unit for terminal control and engine start -J942- Fitting location: Under the left side of the instrument panel above the pedals. Convenience system central control unit -J393- Fitting location: Below the dash panel, behind the glove compartment Air conditioning system control unit -J301- Connector assignment: Get access to all wiring diagrams of the car A -  5-pin connector -T5r- B -  16-pin connector -T16j- D -  20-pin connector -T20b- VW PASSAT 2012 Climatronic control unit J255 Climatronic control unit -J255- Connector assignment: Get access to all wiring diagrams of the car A -  16-pin connector -T16h- B -  16-pin connector -T16i- C -  20-pin connector -T20c- VW PASSAT 2012 Control unit for cornering light and headlight range control J745 Control unit for cornering light and headlight range control -J745- Fitting location: Behind the glove compartment, left Connector assignment:  -  26-pin connector -T26-   Get access to all wiring diagrams of the car VW PASSAT 2012 Mobile telephone operating electronics control unit -J412- / telephone controls control unit -J738- Fitting location: under seat on front right Heated rear seats control unit -J786- VW PASSAT 2012 Front passenger door control unit J387 Front passenger door control unit -J387- Fitting location: On inside of front passenger door -arrow- VW PASSAT 2012 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.   Get access to all wiring diagrams of the car Connector assignment: Get access to all wiring diagrams of the car  -  Front passenger door control unit -J387- , driver door control unit -J386- VW PASSAT 2012 Control unit for electromechanical parking brake J540 Control unit for electromechanical parking brake -J540- Fitting location: On rear of centre tunnel -arrow- Rear passenger side door control unit -J927- Fitting location: On inside of rear door on front passenger side -arrow- Rear driver side door control unit -J926- Fitting location: On inside of rear door on driver's side -arrow-   Note: The illustration shows the driver side. The front passenger side is similar.   Get access to all wiring diagrams of the car Connector assignment: Get access to all wiring diagrams of the car  -  Rear driver side door control unit -J926- / rear passenger side door control unit -J927- Fuel pump control unit -J538- Fitting location: under rear right seat, on fuel delivery unit -arrow- Fitting location in natural gas vehicles: on left in luggage compartment Connector assignment:  -  10-pin connector -T10p-   Get access to all wiring diagrams of the car Heated front seats control unit -J774- VW PASSAT 2012 Control unit for seat adjustment and steering column adjustment with memory function J136 Control unit for seat adjustment and steering column adjustment with memory function -J136- Fitting location: Under the front driver side seat   Get access to all wiring diagrams of the car VW PASSAT 2012 Special purpose vehicle control unit J608 Special purpose vehicle control unit -J608- Fitting location: Under driver seat -arrow-   Get access to all wiring diagrams of the car VW PASSAT 2012 Amplifier R12 Amplifier -R12- Digital sound package amplifier -R184- Fitting location: under driver seat   Get access to all wiring diagrams of the car Steering column electronics control unit -J527- Fitting location: under steering column, near steering column switch -arrow- VW PASSAT 2012 Connector assignment: 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   Get access to all wiring diagrams of the car VW PASSAT 2012 Electronic steering column lock control unit J764 Electronic steering column lock control unit -J764- Fitting location: On steering column -arrow- Connector assignment:  -  10-pin connector -T10k-   Get access to all wiring diagrams of the car VW PASSAT 2012 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- Connector assignment: A -  12-pin connector -T12- B -  12-pin connector -T12a- C -  16-pin connector -T16-   Get access to all wiring diagrams of the car VW PASSAT 2012 Data bus diagnostic interface J533 Data bus diagnostic interface -J533- Fitting location: In driver's footwell near the pedal assembly Onboard supply control unit -J519- Fitting location: Under dash panel on driver's side, below relay carrier. Taxi alarm remote control, control unit -J601- Fitting location: In driver footwell, behind relay carrier -arrow- .   Get access to all wiring diagrams of the car Control unit with display for radio and navigation -J503- Get access to all wiring diagrams of the car 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- VW PASSAT 2012 Overview of fuses Overview of fuses Get access to all wiring diagrams of the car 1 -  Fuse holder D -SD- q   Fuse assignment, left-hand drive models: q   Fuse assignment, right-hand drive models: 2 -  Fuse holder F -SF- q   Fuse assignment: 3 -  Fuse 2 (30) -S205- (60 A) q   Fitting location: q   Fuse assignment, from November 2011: q   Fuse assignment, from May 2012: 5 -  Safety cutout under dash panel, driver side 6 -  Fuse holder B -SB- q   Fuse assignment for E-box low from May 2012 q   Fuse assignment for E-box high from November 2011 7 -  Fuse holder A -SA- q   Fuse assignment for E-box high Fuse holder D -SD- on right in dash panel 30 A - green 25 A - clear 20 A - yellow 15 A - blue 10 A - red 7.5 A - brown 5 A - beige 3 A - purple   Note: Fuses SD13-SD24 are reserved for special purpose vehicles. Fuse assignment on fuse holder D -SD- , right-hand drive models No.   Current Flow Diagram designation Nominal value   Function/component Terminal 1 - Fuse 1 on fuse holder D -SD1- 15 A - Trailer detector control unit -J345- 30 2 - Fuse 2 on fuse holder D -SD2- 20 A - Trailer detector control unit -J345- 30 3 - Fuse 3 on fuse holder D -SD3- 15 A - Trailer detector control unit -J345- 30 4 - Not assigned   -   5 - Not assigned -     6 - Not assigned -     7 - Not assigned -   8 - Not assigned -   9 - Not assigned -     10 - Not assigned   -   11 - Not assigned   -   12 - Not assigned   -     13 - Fuse 13 on fuse holder D -SD13-   - -Special vehicles   14 - Fuse 14 on fuse holder D -SD14-   - -Special vehicles   15 - Fuse 15 on fuse holder D -SD15-   - -Special vehicles   16 - Fuse 16 on fuse holder D -SD16-   - Charging station for hand-held 2-way radio -U24- Charging station 2 for hand-held 2-way radio -U28- Charging station 2 for torch -U29-   17 - Fuse 17 on fuse holder D -SD17-   - -Special vehicles   18 - Fuse 18 on fuse holder D -SD18-   - -Special vehicles   19 - Fuse 19 on fuse holder D -SD19-   - -Special vehicles   20 - Fuse 20 on fuse holder D -SD20-   - -Special vehicles   21 - Fuse 21 on fuse holder D -SD21-   - -Special vehicles   22 - Fuse 22 on fuse holder D -SD22-   - -Special vehicles   23 - Fuse 23 on fuse holder D -SD23-   - -Special vehicles   24 - Fuse 24 on fuse holder D -SD24-   - -Special vehicles VW PASSAT 2012 Fuse holder F -SF- , luggage compartment, left rear (BWS) Specified torque settings Get access to all wiring diagrams of the car ⇒ Electrical system, Repair Group 97, Removing and installing fuse holders Fuse colours 30 A - green 25 A - clear 20 A - yellow 15 A - blue 10 A - red 7.5 A - brown 5 A - beige 3 A - purple VW PASSAT 2012 Fuse assignment on fuse holder F -SF- , luggage compartment, left rear (BWS) No.   Current Flow Diagram designation Nominal value   Function/component Terminal 1 - Fuse 1 on fuse holder F -SF1- 30 A - -Left fuse holder (SC12 - SC17, SC27, SC29 - SC31, SC44) 30 2 - Fuse 2 on fuse holder F -SF2- 80 A - -Fuses in E-box (SB16 - SB26, SB49, SB50) 30 3 - Fuse 3 on fuse holder F -SF3- 125 A - -Power supply E-box 30 4 - Fuse 4 on fuse holder F -SF4- 5 A - Onboard supply control unit -J519- Battery monitor control unit -J367- 30 VW PASSAT 2012 Fuse holder C -SC- , on left of dash panel Fitting location of fuse holder C -SC- Fitting location: on left of dash panel, near A-pillar     Get access to all wiring diagrams of the car 30 A - green 25 A - clear 20 A - yellow 15 A - blue 10 A - red 7.5 A - brown 5 A - beige 3 A - purple Fuse assignment on fuse holder C -SC- , from May 2012 Slot   Current Flow Diagram designation Nominal value   Function/component Terminal 1 - Fuse 1 on fuse holder C -SC1- 10 A - High-pressure sender -G65- Air quality sensor -G238- Oil level and oil temperature sender -G266- Fresh air blower relay -J13- DC/AC converter with socket, 12 V - 230 V -U13- Automatic anti-dazzle interior mirror -Y7- Heated rear left seat switch with regulator -E128- Heated rear right seat switch with regulator -E129- 15 2 - Fuse 2 on fuse holder C -SC2- 5 A - Light switch -E1- TCS and ESP button -E256- Auto-hold button -E540- ABS control unit -J104- Power steering control unit -J500- Control unit for electromechanical parking brake -J540- 15 3 - Fuse 3 on fuse holder C -SC3- 10 A - Current supply relay -J16- Heater element for crankcase breather -N79- Gas injection valve 1 -N366- Gas injection valve 2 -N367- Gas injection valve 3 -N368- Gas injection valve 4 -N369- 15 4 - Fuse 4 on fuse holder C -SC4- 10 A - Rear roller blind switch -E149- Start/Stop operation button -E693- Electronically controlled damping control unit -J250- Adaptive cruise control unit -J428- Parking aid control unit -J446- Trailer detector control unit -J345- Park assist steering control unit -J791- Front camera for driver assist systems -R242- Diagnostic connection -U31- 15 5 - Fuse 5 on fuse holder C -SC5- 10 A - Headlight range control regulator -E102- Left headlight range control motor -V48- Right headlight range control motor -V49- Front left headlight -MX1-4) 15 6 - Fuse 6 on fuse holder C -SC6- 10 A - All-wheel drive control unit -J492- 15 7 - Fuse 7 on fuse holder C -SC7- 5 A - Control unit in dash panel insert -J285- Data bus diagnostic interface -J533- 15 8 - Fuse 8 on fuse holder C -SC8- 10 A - Front right headlight -MX2-4) 15 9 - Fuse 9 on fuse holder C -SC9- 10 A - Airbag control unit -J234- Front passenger side airbag deactivated warning lamp -K145- 15 10 - Fuse 10 on fuse holder C -SC10- 10 A - Air mass meter -G70- Voltage stabiliser -J532- Fuel pump control unit -J538-Engine control unit -J623- Terminal 50 voltage supply relay -J682- Voltage supply relay 2 -J710- Starter relay 1 -J906- Starter relay 2 -J907- 15 11 - Fuse 11 on fuse holder C -SC11- 5 A 6) - Warning buzzer pedal switch on front passenger side -F349-6) 15 12 - Fuse 12 on fuse holder C -SC12- 20 A - Convenience system central control unit -J393- 30 13 - Fuse 13 on fuse holder C -SC13- 10 A - Light switch -E1- Selector lever -E313- ABS control unit -J104- Handbrake warning lamp -K139- Diagnostic connection -U31- ABS control unit -J104- T38/15 30 14 - Fuse 14 on fuse holder C -SC14- 10 A - Interior monitor send and receive module 1 -G303- Alarm horn -H12- 30 15 - Fuse 15 on fuse holder C -SC15- 10 A - Rain and light sensor -G397- Heated rear window relay -J9- Heated windscreen relay -J47- Climatronic control unit -J255- Air conditioning system control unit -J301- Reversing camera system control unit -J772- Control unit for terminal control and engine start -J942- Remote control receiver for auxiliary coolant heater -R149- Tyre Pressure Monitoring System control unit -J502- 30 16 - Fuse 16 on fuse holder C -SC16- 10 A - Electronic ignition lock -D9- Electronic steering column lock control unit -J764- Control unit for terminal control and engine start -J942- 30 17 - Fuse 17 on fuse holder C -SC17-   - -Vacant   18 - Fuse 18 on fuse holder C -SC18- A 3 - Onboard supply control unit -J519- Voltage stabiliser -J532- Engine control unit -J623- Voltage supply relay 2 -J710- 15 19 - Not assigned   -     20 - Not assigned   -     21 - Fuse 21 on fuse holder C -SC21- 10 A - Rear roller blind control unit -J262- 15 22 - Fuse 22 on fuse holder C -SC22- 20 A - Control unit for electromechanical parking brake -J540- 30 23 - Fuse 23 on fuse holder C -SC23- 15 A - Trailer detector control unit -J345- Electronically controlled damping control unit -J250-4) 30 24 - Fuse 24 on fuse holder C -SC24- 20 A - Control unit for electromechanical parking brake -J540- 30 25 - Fuse 25 on fuse holder C -SC25- 5 A 8) 15 A 7) 30 A 4) - Emergency assistance call button -E276- Trailer detector control unit -J345- Sunroof roller blind control unit -J394-4) 30 26 - Fuse 26 on fuse holder C -SC26- 20 A - Onboard supply control unit -J519- 30 27 - Fuse 27 on fuse holder C -SC27- 15 A1) 20 A2) - Fuel pump control unit -J538-1) Fuel pump relay -J17-2) Electric fuel pump 2 relay -J49-2) 151) 302) 28 - Fuse 28 on fuse holder C -SC28- 30 A - Driver door control unit -J386-9) Rear driver side door control unit -J926-9) Front passenger door control unit -J387-4) Rear passenger side door control unit -J927-4) 30 29 - Fuse 29 on fuse holder C -SC29- 20 A - Heated rear seats control unit -J786- 30 30 - Fuse 30 on fuse holder C -SC30- 20 A 10) 30 A 11) - Sliding sunroof adjustment control unit -J245- 30 31 - Fuse 31 on fuse holder C -SC31- 30 A - DC/AC converter with socket, 12 V-230 V -U13- 30 32 - Fuse 32 on fuse holder C -SC32- 30 A - Heated rear window relay -J9- 30 33 - Fuse 33 on fuse holder C -SC33- 30 A - Headlight washer system relay -J39- 30 34 - Fuse 34 on fuse holder C -SC34- 25 A - Heated front seats control unit -J774- 30 35 - Fuse 35 on fuse holder C -SC35- 15 A 4) - Rear lid control unit -J605-4) Driver seat lumbar support adjustment switch -E176-9) 30 36 - Fuse 36 on fuse holder C -SC36- 15 A - Driver seat lumbar support adjustment switch -E176-4) Trailer voltage supply relay -J941- 30 37 - Fuse 37 on fuse holder C -SC37- 20 A 9) 30 A 4) - Trailer detector control unit -J345-9) Rear lid control unit 2 -J756-4) 30 38 - Fuse 38 on fuse holder C -SC38- 40 A 12) - Fresh air blower relay -J13-14) Fresh air blower control unit -J126-13) 75 39 - Fuse 39 on fuse holder C -SC39- 5 A - Selector lever -E313- Reversing light switch -F4- Mechatronic unit for dual clutch gearbox -J743- 15 40 - Fuse 40 on fuse holder C -SC40- 20 A - Onboard supply control unit -J519- Rear window wiper motor -V12- Windscreen and rear window washer pump -V59- 75 41 - Fuse 41 on fuse holder C -SC41- 20 A - Onboard supply control unit -J519- Cigarette lighter -U1- Rear cigarette lighter -U9- 75 42 - Fuse 42 on fuse holder C -SC42- 15 A - 12 V socket -U5- 75 43 - Fuse 43 on fuse holder C -SC43- 20 A 15) - Auxiliary heater control unit -J364-15) 30 44 - Fuse 44 on fuse holder C -SC44- 30 A - Driver door control unit -J386-4) Rear driver side door control unit -J926-4) Front passenger door control unit -J387-9) Rear passenger side door control unit -J927-9) 30 45 - Fuse 45 on fuse holder C -SC45- 20 A 15) - Auxiliary heater operation relay -J485-15) 30 46 - Not assigned   -     47 - Fuse 47 on fuse holder C -SC47- 5 A 3) - Analogue clock -Y-3) TV tuner -R78-3) Mobile telephone operating electronics control unit -J412-3) Control unit for navigation system -J856-3.16) 30 48 - Fuse 48 on fuse holder C -SC48- 5 A 3) - Control unit in dash panel insert -J285-3) 30 49 - Fuse 49 on fuse holder C -SC49-   - -Vacant   1) Only models with a petrol engine 2) Only models with a diesel engine 3) Only models with start/stop system 4) Only right-hand drive models 5) Only models with xenon headlights 6) Only applicable to special vehicles 7) Only models with trailer socket 8) Only models with emergency call module 9) Only left-hand drive models 10) Only saloon 11) Only estate 12) Only models with auxiliary heating 13) Only models with Climatronic 14) Only models with Climatic 15) Only models with second battery 16) Only models with equipment for Korea     VW PASSAT 2012 Safety cutout under dash panel, driver side Safety cutout under dash panel, driver side Get access to all wiring diagrams of the car A -  Not assigned B -  Driver seat adjustment thermal fuse 1 -S44- VW PASSAT 2012 Fuse holder B -SB- on E-box low Fitting location on E-box low, on left in engine compartment     Get access to all wiring diagrams of the car Fuse colours: 50 A - red 40 A - orange 30 A - green 25 A - clear 20 A - yellow 15 A - blue 10 A - red 7.5 A - brown 5 A - beige 3 A - purple Fuse assignment on fuse holder B -SB- on E-box low, from May 2012 Slot   Current Flow Diagram designation Nominal value   Function/component Terminal SB1 - Fuse 1 on fuse holder B -SB1- 15 A 12), 15) - Mechatronic unit for dual clutch gearbox -J743-12), 15) 30 SB2 - Fuse 2 on fuse holder B -SB2- 30 A - ABS control unit -J104- 30 SB3 - Fuse 3 on fuse holder B -SB3- 20 A - Treble horn -H2- Bass horn -H7- Dual tone horn relay -J4- 30 SB4 - Fuse 4 on fuse holder B -SB4- 15 A - Trailer detector control unit -J345- 30 SB5 - Fuse 5 on fuse holder B -SB5- 5 A - Battery monitoring control unit -J367- Onboard supply control unit -J519- 30 SB6 - Fuse 6 on fuse holder B -SB6- 15 A 2), 16) 40 A 12), 17) - Mechatronic unit for dual clutch gearbox -J743-2) 16) Low heat output relay -J359-12), 17) 30 SB7 - Fuse 7 on fuse holder B -SB7- 15 A 6,7) 20 A 5,7) 30 A 1) - Radio -R- Control unit with display for radio and navigation -J503- Voltage stabiliser -J532-(1 30 SB8 - Fuse 8 on fuse holder B -SB8- 30 A - Mechatronic unit for dual clutch gearbox -J743- 30 SB9 - Fuse 9 on fuse holder B -SB9- 5 A - Steering column electronics control unit -J527- 30 SB10 - Fuse 10 on fuse holder B -SB10- 20 A - Ignition coil 1 with output stage -N70- Ignition coil 2 with output stage -N127- Ignition coil 3 with output stage -N291- Ignition coil 4 with output stage -N292- Fuel pressure regulating valve -N276- Fuel metering valve -N290- 87 SB11 - Fuse 11 on fuse holder B -SB11- 5 A - Control unit in dash panel insert -J285- 30 SB12 - Fuse 12 on fuse holder B -SB12- 5 A - TV tuner -R78- Mobile telephone operating electronics control unit -J412- Analogue clock -Y- Control unit for navigation system -J856-14) 30 SB13 - Fuse 13 on fuse holder B -SB13- 10 A - Motronic current supply relay -J271- Terminal 30 voltage supply relay -J317- Engine control unit -J623- 30 SB14 - Fuse 14 on fuse holder B -SB14- 25 A 3) 30 A 2) - Engine control unit -J623- Engine control unit -J623- 87 SB15 - Fuse 15 on fuse holder B -SB15- 5 A - Data bus diagnostic interface -J533- 30 SB16 - Fuse 16 on fuse holder B -SB16- 10 A 9) 15 A 8) - Charge pressure control solenoid valve -N75-2) Exhaust gas recirculation cooler changeover valve -N345- Magnetic clutch for supercharger -N421-3) Continued coolant circulation relay -J151-3) Continued coolant circulation pump -V51-3) Coolant circulation pump 2 -V178- 87 SB17 - Fuse 17 on fuse holder B -SB17- 10 A 40 A 10) - Fuel pressure regulating valve -N276- Fuel tank shut-off valve 1 -N361- Fuel tank shut-off valve 2 -N362- Fuel tank shut-off valve 3 -N363- Coolant circulation pump -V50- Low heat output relay -J359-10) 87 SB18 - Fuse 18 on fuse holder B -SB18- 10 A 9) 15A12) 15) 30 A8) - Fuel quality sender -G446- High-pressure valve for gas mode -N372- 87 SB19 - Fuse 19 on fuse holder B -SB19- 30 A - Amplifier -R12- Special vehicle control unit -J608-11) 30 SB20 - Fuse 20 on fuse holder B -SB20- 5 A - Brake light switch -F- Clutch position sender -G476- Low heat output relay -J359- High heat output relay -J360- Engine component current supply relay -J757- Fuel pressure regulating valve -N276- 87 SB21 - Fuse 21 on fuse holder B -SB21- 20 A - Auxiliary heater control unit -J364- 30 SB22 - Fuse 22 on fuse holder B -SB22- 30 A - Wiper motor control unit -J400- 30 SB23 - Fuse 23 on fuse holder B -SB23- 10 A - Brake light switch -F- Air mass meter -G70- Clutch position sender -G476- Fuel pump relay -J17- Automatic glow period control unit -J179- Radiator fan control unit -J293- Additional coolant pump relay -J496- Charge pressure control solenoid valve -N75- Activated charcoal filter solenoid valve 1 -N80- Camshaft control valve 1 -N205- Turbocharger air recirculation valve -N249- Intake manifold flap valve -N316- Valve for oil pressure control -N428- 87 SB24 - Fuse 24 on fuse holder B -SB24- 10 A2.9 15 A - Lambda probe heater -Z19- Lambda probe 1 heater after catalytic converter -Z29- NOx sender 2 control unit -J881-8) 87 SB25 - Fuse 25 on fuse holder B -SB25- 40 A - Onboard supply control unit -J519- 30 SB26 - Fuse 26 on fuse holder B -SB26- 40 A - Onboard supply control unit -J519- 30 SB27 - Fuse 27 on fuse holder B -SB27- 60 A - Heated windscreen relay -J47- 30 SB28 - Fuse 28 on fuse holder B -SB28- 50 A - Automatic glow period control unit -J179-2) 30 SB29 - Fuse 29 on fuse holder B -SB29- 50 A - Fuse 38 on fuse holder C -SC38-13) Fuse 40 on fuse holder C -SC40- to fuse 42 on fuse holder C -SC42- X-contact relief relay -J59- 30 SB30 - Fuse 30 on fuse holder B -SB30- 40 A - Terminal 15 voltage supply relay -J329- Fuse 1 on fuse holder C -SC1- to fuse 11 on fuse holder C -SC11- Fuse 20 on fuse holder C -SC20- Fuse 21 on fuse holder C -SC21- Fuse 39 on fuse holder C -SC39- Fuse 18 on fuse holder C -SC18-1) 30 1) Only models with start/stop system 2) Only models with diesel engines 3) Only models with a petrol engine 4) Depends on equipment 5) Only models with navigation system 6) Only models with radio 7) Only models with start/stop system 8) Only models with reducing agent metering system 9) Only models without reducing agent metering system 10) Only models with auxiliary air heater 11) Only applicable to special vehicles 12) for CNG models only 13) Only models with air conditioning system/Climatronic 14) Only models with equipment for Korea 15) Only ethanol vehicles 16) Only for petrol engine with forced induction 17) Only for petrol engine without forced induction VW PASSAT 2012 Fuse colours: 50 A - red 40 A - orange 30 A - green 25 A - clear 20 A - yellow 15 A - blue 10 A - red 7.5 A - brown 5 A - beige 3 A - purple VW PASSAT 2012 Fuse holder A SA Fuse holder A -SA- Fuse holder A -SA- , on E-box low Get access to all wiring diagrams of the car Multifuse strip fuse → Repair Group  97   Note: The fuse strip (multifuse) must be replaced as a complete unit. Fuse assignment on fuse holder A -SA- , on E-box low     Screw location Current Flow Diagram designation Nominal value Function/component Terminal SA1 - Fuse 1 on fuse holder A -SA1- 150 A 180 A1) - Alternator -C- 30 SA2 - Fuse 2 on fuse holder A -SA2- 80 A - Electromechanical power steering motor -V187- 30 SA3 - Fuse 3 on fuse holder A -SA3- 50 A - Radiator fan control unit -J293- 30 SA4 - Fuse 4 on fuse holder A -SA4- 60 A - Fuse 12 on fuse holder C -SC12- to fuse 17 on fuse holder C -SC17- , Fuse 22 on fuse holder C -SC22- to fuse 27 on fuse holder C -SC27- , Fuse 28 on fuse holder C -SC28- , Fuse 44 on fuse holder C -SC44- , Fuse 46 on fuse holder C -SC46- 30 SA5 - Fuse 5 on fuse holder A -SA5- 80 A - Fuse 29 on fuse holder C -SC29- to fuse 31 on fuse holder C -SC31- 30 SA6 - Fuse 6 on fuse holder A -SA6- 70 A - Fuse 32 on fuse holder C -SC32- to fuse 37 on fuse holder C -SC37- 30 SA7 - Fuse 7 on fuse holder A -SA7- 60 A - Second battery charging circuit relay -J713- High heat output relay -J360- Fuse 38 on fuse holder C -SC38- Fuse 43 on fuse holder C -SC43- Fuse 45 on fuse holder C -SC45- 30 SA8 - Fuse 8 on fuse holder A -SA8- 40 A - ABS control unit -J104- 30 1) Only vehicles with 180 A alternator, fitted in alternator wire     Fuse holder A -SA- , on E-box high Get access to all wiring diagrams of the car Fuse colours for MIDI fuse: t  30 A - orange t  40 A - green t  50 A - red t  60 A - yellow t  70 A - brown t  80 A - white t  100 A - blue t  125 A - pink t  150 A - grey t  200A - purple   Note: Torque settings ⇒ Electrical system, Repair Group 97, Removing and installing fuse holders Fuse assignment on fuse holder A -SA- , on E-box high     Screw location Current Flow Diagram designation Nominal value Function/component Terminal SA1 - Fuse 1 on fuse holder A -SA1- 150 A /180 A1) - Alternator -C- 30 SA2 - Fuse 2 on fuse holder A -SA2- 80 A - Electromechanical power steering motor -V187- 30 SA3 - Fuse 3 on fuse holder A -SA3- 60 A - Fuse 32 on fuse holder C -SC32- to fuse 37 on fuse holder C -SC37- 30 SA4 - Fuse 4 on fuse holder A -SA4- 50 A - Radiator fan control unit -J293- 30 SA5 - Not assigned - -     SA6 - Fuse 6 on fuse holder A -SA6- 80 A - Fuse 29 on fuse holder C -SC29- to fuse 31 on fuse holder C -SC31- 30 SA7 - Fuse 7 on fuse holder A -SA7- 40 A - ABS control unit -J104- 30 1) Only vehicles with 180 A alternator, fitted in alternator wire     VW PASSAT 2012 Overview of control units Overview of control units Get access to all wiring diagrams of the car 1 -  Auxiliary heater control unit -J364- q   Pin assignment: 2 -  Power steering control unit -J500- q   Pin assignment: 3 -  ABS control unit -J104- q   Pin assignment: 4 -  Automatic​ gearbox​ control​ unit​ -J217- q   Pin assignment: 4 -  Voltage stabiliser -J532- q   Pin assignment: 5 -  Engine control unit -J623- q   Pin assignment: 6 -  Adaptive​ cruise​ control​ unit -J428- q   Pin 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-   Get access to all wiring diagrams of the car VW PASSAT 2012 Power steering control unit J500 Power steering control unit -J500- Fitting location: At the steering on the subframe ABS control unit -J104- Fitting location: On bulkhead, on right in engine compartment -arrow- Automatic​ gearbox​ control​ unit​ -J217- Fitting location: In front left wheel housing -arrow- Voltage stabiliser -J532- Fitting location: In front left wheel housing -arrow- Engine control unit -J623- Fitting location: Under the plenum chamber cover, centre -arrow- Adaptive​ cruise​ control​ unit -J428- Fitting location: Behind radiator in centre -arrow- VW PASSAT 2012 Overview of control units Overview of control units Get access to all wiring diagrams of the car 1 -  TV tuner -R78- 2 -  Reversing camera system control unit -J772- 3 -  Electronically controlled damping control unit -J250- q   Pin assignment 4 -  control unit for reducing-agent heater -J891- 5 -  Trailer detector control unit -J345- q   Fitting location: behind the luggage compartment left side trim TV tuner -R78- Fitting location: behind right luggage compartment side trim panel -arrow-   Get access to all wiring diagrams of the car Reversing camera system control unit -J772- VW PASSAT 2012 Electronically controlled damping control unit J250 Electronically controlled damping control unit -J250- Fitting location: behind right luggage compartment side trim panel -arrow- control unit for reducing-agent heater -J891- VW PASSAT 2012 Overview of relay carriers Overview of relay carriers Get access to all wiring diagrams of the car 1 -  Heated windscreen relay -J47- 2 -  Relay carrier 1 q   Relay assignment: 3 -  Relay carrier 2 q   Relay assignment: 4 -  Relay carrier 3 q   Relay assignment: 5 -  Additional relay carrier q   Relay assignment: 6 -  Relay​ carrier​ on​ E-box​ q   Relay assignment for E-box low q   Relay assignment for E-box high Heated windscreen relay -J47- VW PASSAT 2012 Relay carrier 1 Relay carrier 1 Fitting location: On left under dash panel Relay assignment: 1 -  Fresh air blower relay -J13- (Climatic with auxiliary heater) 2 -  Auxiliary heater operation relay -J485- (Climatic with auxiliary heater) 3 -  Auxiliary heater operation relay -J485- (Diesel engine with auxiliary heater) 4 -  Vacant 5 -  Continued coolant circulation relay -J151- (only 1.8l / 2.0l TFSI) 5 -  Current supply relay -J17- 6 -  Terminal 50 voltage supply relay -J682- (not for models with start/stop system) 7/8 -  Voltage supply relay 2 -J710- (not for models with start/stop system)   Get access to all wiring diagrams of the car Relay carrier 2 Fitting location: On left under dash panel Relay carrier 3 Fitting location: On left under dash panel Additional relay carrier Fitting location: Under electronics box in engine compartment, left Relay carrier on E-box low Fitting location: On left in engine compartment Relay carrier on E-box high Fitting location: On left in engine compartment Relay assignment: A1 -  Current bridge A1 -  Relay for gas shut-off valves -J908- A2 -  Continued coolant circulation relay -J151- (100) A3 -  Vacant A4 -  Main relay -J271- (100)   Get access to all wiring diagrams of the car VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 2012VW PASSAT 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