Wiring Diagram VW PASSAT 2014 - Earth strap - battery - body - Earth point - lower part of right A-pillar - Earth point - lower part of left A-pillar - Earth connection - in rear right door wiring harness - Earth point - starter battery - Earth point - left A-pillar
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Automotive Electricians Portal FZCO
Automotive Electricians Portal FZCO A | Battery |
E718 | Rear passenger side interior locking button for central locking system |
F11 | Rear right door contact switch |
J387 | Front passenger door control unit |
J927 | Rear passenger side door control unit |
T2v | 2-pin connector |
T4by | 4-pin connector |
T8t | 8-pin connector |
T10a | 10-pin connector, behind glove compartment |
T16 | 16-pin connector |
T20b | 20-pin connector |
T28a | 28-pin connector |
T28c | 28-pin connector, lower part of B-pillar, front passenger side |
V2 | Fresh air blower |
VX24 | Rear right door lock unit |
Z35 | Auxiliary air heater element |
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44 | Earth point, lower part of left A-pillar |
81 | Earth connection 1, in dash panel wiring harness |
206 | Earth connection, in front passenger door wiring harness |
208 | Earth connection, in rear right door wiring harness |
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* | Only models with battery in luggage compartment |
*2 | Only models with battery in engine compartment |
Wiring Diagram VW PASSAT 2014 - Earth point - on left in engine compartment - Earth point - lower part of right A-pillar - Earth connection 2 - in seat adjustment wiring harness - Earth connection 3 - in seat heating wiring harness - Earth point 2 - left in engine compartment
C24 | Suppression filter |
E177 | Front passenger seat lumbar support adjustment switch |
E418 | Seat longitudinal adjustment button |
E424 | Seat height adjustment button |
E425 | Backrest adjustment button |
E471 | Front passenger seat adjustment operating unit |
G60 | Front passenger seat temperature sensor |
J293 | Radiator fan control unit |
J500 | Power steering control unit |
T2a | 2-pin connector |
T2e | 2-pin connector, in seat |
T3g | 3-pin connector |
T3h | 3-pin connector |
T4x | 4-pin connector |
T6ai | 6-pin connector |
T6gb | 6-pin connector |
T10i | 10-pin connector, under front passenger seat |
TV2 | Terminal 30 wiring junction |
U1 | Cigarette lighter |
U6 | Jump start socket |
U18 | 12 V socket 2 |
Z9 | Heated backrest for front passenger seat |
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140 | Earth connection 2, in seat adjustment wiring harness |
145 | Earth connection 3, in seat heating wiring harness |
374 | Earth connection 9, in main wiring harness |
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* | Only models with 6-cylinder engine |
*2 | Front passenger seat with no memory function |
Wiring Diagram VW PASSAT 2014 - Earth point - on right in engine compartment - Earth point - on right A-pillar - Earth point - on left headlight
H7 | Bass horn |
J104 | ABS control unit |
J245 | Sliding sunroof adjustment control unit |
J743 | Mechatronic unit for dual clutch gearbox |
L23 | Right fog light bulb |
L175 | Right daytime running light bulb |
MX2 | Front right headlight |
M31 | Right headlight dipped beam bulb |
M32 | Right headlight main beam bulb |
M34 | Front right side marker bulb |
M36 | Front right turn signal and side marker bulb |
T2dh | 2-pin connector |
T2dj | 2-pin connector |
T10r | 10-pin connector |
T16s | 16-pin connector |
T20e | 20-pin connector |
T47 | 47-pin connector |
V1 | Sliding sunroof motor |
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85 | Earth connection 1, in engine compartment wiring harness, Gearbox prewiring |
124 | Earth connection, in right side engine compartment wiring harness |
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Wiring Diagram VW PASSAT 2014 - Earth point - lower part of right A-pillar - Earth connection 1 - in main wiring harness - Earth point - on left headlight
E229 | Hazard warning lights button |
E232 | Key operated switch to block release of rear lid remote |
F125 | Multifunction switch |
G238 | Air quality sensor |
J217 | Automatic gearbox control unit |
J519 | Onboard supply control unit |
J533 | Data bus diagnostic interface |
K6 | Indicator lamp for hazard warning light |
L152 | Front right footwell illumination bulb |
T2bg | 2-pin connector |
T2br | 2-pin connector |
T2bt | 2-pin connector |
T2bu | 2-pin connector |
T3aw | 3-pin connector |
T6c | 6-pin connector |
T6v | 6-pin connector |
T10o | 10-pin connector |
T20 | 20-pin connector |
T52 | 52-pin connector |
T52a | 52-pin connector |
W6 | Glove compartment light |
Z20 | Left washer jet heater element |
Z21 | Right washer jet heater element |
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114 | Earth connection, in automatic gearbox wiring harness |
366 | Earth connection 1, in main wiring harness |
370 | Earth connection 5, in main wiring harness |
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Wiring Diagram VW PASSAT 2014 - Earth connection 1 - in main wiring harness - Earth connection 23 - in main wiring harness
E1 | Light switch |
EX6 | Driver exterior door handle |
E20 | Switch and instrument illumination regulator |
E232 | Key operated switch to block release of rear lid remote |
E492 | Tyre Pressure Loss Indicator button |
F9 | Handbrake warning switch |
F189 | Tiptronic switch |
F319 | Selector lever locked in position P switch |
G65 | High-pressure sender |
J255 | Climatronic control unit |
J301 | Air conditioning system control unit |
J518 | Entry and start authorisation control unit |
J519 | Onboard supply control unit |
J587 | Selector lever sensors control unit |
T2w | 2-pin connector |
T3c | 3-pin connector |
T4c | 4-pin connector |
T6ak | 6-pin connector |
T6v | 6-pin connector |
T10h | 10-pin connector |
T10s | 10-pin connector |
T20c | 20-pin connector |
T28a | 28-pin connector |
T32e | 32-pin connector |
T52a | 52-pin connector |
366 | Earth connection 1, in main wiring harness |
388 | Earth connection 23, in main wiring harness |
* | Only models with entry and start authorisation |
*2 | Only models with dual clutch gearbox 02E |
Wiring Diagram VW PASSAT 2014 - Earth point - on left in engine compartment - Earth point (audio) - front below centre console - Earth point - engine and gearbox earth - Earth point - on left headlight
Wiring Diagram VW PASSAT 2014 - Earth connection 3 - in engine compartment wiring harness - Earth point - on left headlight
F34 | Brake fluid level warning contact |
F266 | Bonnet contact switch |
G266 | Oil level and oil temperature sender |
H12 | Alarm horn |
J179 | Automatic glow period control unit |
L22 | Left fog light bulb |
L174 | Left daytime running light bulb |
MX1 | Front left headlight |
M29 | Left headlight dipped beam bulb |
M30 | Left headlight main beam bulb |
M33 | Front left side marker bulb |
M35 | Front left turn signal and side marker bulb |
N280 | Air conditioner compressor regulating valve |
T2ap | 2-pin connector |
T2dg | 2-pin connector |
T2gt | 2-pin connector |
T2n | 2-pin connector, on left in engine compartment near headlight |
T3f | 3-pin connector |
T3x | 3-pin connector |
T4t | 4-pin connector, near starter |
T6z | 6-pin connector, near E-box |
T8m | 8-pin connector, front left in engine compartment |
T10l | 10-pin connector |
T11a | 11-pin connector |
132 | Earth connection 3, in engine compartment wiring harness |
376 | Earth connection 11, in main wiring harness |
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* | According to equipment |
Wiring Diagram VW PASSAT 2014 - Earth connection 1 - in seat adjustment wiring harness - Earth connection 1 - in seat heating wiring harness - Earth connection 21 - in main wiring harness - Earth point - left A-pillar
E176 | Driver seat lumbar support adjustment switch |
E418 | Seat longitudinal adjustment button |
E424 | Seat height adjustment button |
E425 | Backrest adjustment button |
E470 | Driver seat adjustment operating unit |
E717 | Rear driver side interior locking button for central locking system |
F10 | Rear left door contact switch |
G59 | Driver seat temperature sensor |
J386 | Driver door control unit |
J774 | Heated front seats control unit |
J926 | Rear driver side door control unit |
T2d | 2-pin connector, in driver seat |
T4bz | 4-pin connector |
T6ah | 6-pin connector |
T6g | 6-pin connector |
T8s | 8-pin connector |
T8z | 8-pin connector |
T10c | 10-pin connector, under seat on front left |
T16h | 16-pin connector |
T20a | 20-pin connector |
T28 | 28-pin connector, on lower section of left A-pillar |
T28b | 28-pin connector, on left B-pillar |
VX23 | Rear left door lock unit |
Z7 | Heated backrest for driver seat |
95 | Earth connection 1, in seat adjustment wiring harness |
96 | Earth connection 1, in seat heating wiring harness |
207 | Earth connection, in rear left door wiring harness |
386 | Earth connection 21, in main wiring harness |
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* | Only models with no memory function |
Wiring Diagram VW PASSAT 2014 - Diagnostic connection - Earth connection - in roof wiring harness - Earth connection 2 - in main wiring harness - Earth point - on top end of steering column - Earth point - left A-pillar
EX7 | Front passenger exterior door handle |
E378 | Starter button |
F | Brake light switch |
F47 | Brake pedal switch |
F148 | Front passenger vanity mirror contact switch |
J583 | Control unit for NOx sender |
J682 | Terminal 50 voltage supply relay |
J764 | Control unit for electronic steering column lock |
J881 | Control unit for NOx sender 2 |
J906 | Starter relay 1 |
T2bl | 2-pin connector |
T4al | 4-pin connector |
T4st | 4-pin connector |
T5t | 5-pin connector |
T7a | 7-pin connector |
T9c | 9-pin connector |
T16 | 16-pin connector |
T16v | 16-pin connector |
T28a | 28-pin connector |
U31 | Diagnostic connection, near lower part of left A-pillar |
80 | Earth connection 1, in dash panel wiring harness |
347 | Earth connection, in roof wiring harness |
367 | Earth connection 2, in main wiring harness |
377 | Earth connection 12, in main wiring harness |
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* | Diagnostic connection |
*2 | Only models with entry and start authorisation |
*3 | Only models with diesel engine |
Wiring Diagram VW PASSAT 2014 - Earth connection - in roof wiring harness - Earth connection 2 - in main wiring harness
Wiring Diagram VW PASSAT 2014 - Earth connection 1 - in engine compartment wiring harness - Earth point 2 - left in engine compartment - Earth point - rear left side panel
H2 | Treble horn |
J369 | Wiper motor relay 2, in E-box |
J400 | Wiper motor control unit |
N70 | Ignition coil 1 with output stage |
N127 | Ignition coil 2 with output stage |
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 |
N492 | Solenoid for coolant circuit |
R178 | Frequency modulation (FM) frequency filter in negative wire |
T2di | 2-pin connector |
T3ai | 3-pin connector |
T4ap | 4-pin connector |
T4p | 4-pin connector |
T4x | 4-pin connector, near radiator fan |
T14 | 14-pin connector, near battery |
V7 | Radiator fan |
V101 | Secondary air pump motor |
V188 | Charge air cooling pump |
Z1 | Heated rear window |
85 | Earth connection 1, in engine compartment wiring harness |
108 | Earth connection 2, in front left wiring harness |
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* | Only models with diesel engine |
*2 | Only models with 6-cylinder engine |
*3 | From July 2013 |
*4 | Up to July 2013 |
*5 | see applicable current flow diagram for engine |
Wiring Diagram VW PASSAT 2014 - Earth point - on left in luggage compartment - Earth connection 1 - in rear wiring harness
E234 | Rear lid handle release button |
F5 | Luggage compartment light switch |
F124 | Contact switch in lock cylinder for rear lid, anti-theft alarm system and central locking system |
F256 | Rear lid lock unit |
G197 | Magnetic field sender for compass |
MX3 | Left tail light |
M4 | Left tail light bulb |
MX5 | Left tail light 2 |
M16 | Left reversing light bulb |
M25 | High-level brake light bulb |
M37 | Rear left side marker bulb |
M56 | Left brake and turn signal bulb |
T2dn | 2-pin connector |
T2t | 2-pin connector |
T3bl | 3-pin connector |
T4a | 4-pin connector |
T4u | 4-pin connector |
T5ao | 5-pin connector |
T6au | 6-pin connector |
V254 | Rear lid electric opener motor |
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86 | Earth connection 1, in rear wiring harness |
87 | Earth connection 2, in rear wiring harness |
196 | Earth connection 3, in rear wiring harness |
431 | Earth connection 2, in roof wiring harness |
* | According to equipment |
*2 | From July 2013 |
Wiring Diagram VW PASSAT 2014 - Earth connection 1 - in rear wiring harness
GX1 | Fuel delivery unit |
G6 | Fuel system pressurisation pump |
J538 | Fuel pump control unit |
M2 | Right tail light bulb |
MX4 | Right tail light |
MX6 | Right tail light 2 |
M17 | Right reversing light bulb |
M38 | Rear right side marker bulb |
M57 | Right brake and turn signal bulb |
T3br | 3-pin connector |
T4b | 4-pin connector |
T5b | 5-pin connector |
T10n | 10-pin connector |
X | Number plate light |
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86 | Earth connection 1, in rear wiring harness |
87 | Earth connection 2, in rear wiring harness |
196 | Earth connection 3, in rear wiring harness |
* | Only models with 6-cylinder engine |
*2 | From July 2013 |
*3 | Up to July 2013 |
Wiring Diagram VW PASSAT 2014 - Earth point - on left in luggage compartment - Earth connection 29 - in main wiring harness
G698 | Evaluation unit for reducing agent level |
T2cq | 2-pin connector |
T3ah | 3-pin connector |
T4ab | 4-pin connector |
T5n | 5-pin connector |
T8l | 8-pin connector, on reducing-agent tank |
T14a | 14-pin connector, on reducing-agent tank |
V437 | Pump for reducing agent |
Z102 | Heater for reducing-agent tank (heater circuit 1) |
Z103 | Heater for reducing-agent pump (heater circuit 2) |
Z104 | Heater for reducing-agent line (heater circuit 2) |
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336 | Earth connection 1, in floor wiring harness |
394 | Earth connection 29, in main wiring harness |
* | Up to July 2013 |
*2 | From July 2013 |
VW PASSAT 2014 Overview of control units
Overview of control units | q | Connector assignment 47-pin connector -T47- |
q | Connector assignment 75-pin connector -T75- |
q | Connector assignment 100-pin connector -T100- |
Fresh air blower control unit -J126- |
q | Fitting location and / assignment |
Radio -R- / Control unit with display for radio and navigation -J503- |
q | Fitting location: dash panel, centre |
Climatronic control unit -J255- / air conditioning system control unit -J301- |
q | Fitting location: dash panel, centre |
Front passenger door control unit -J387- |
q | Fitting location: in front passenger door |
Telephone transmitter and receiver unit -R36- |
Rear passenger side door control unit -J927- |
q | Fitting location: in rear right door |
Fuel pump control unit -J538- |
Rear driver side door control unit -J926- |
q | Fitting location: in rear left door |
q | Fitting location and / assignment |
Driver door control unit -J386- |
q | Fitting location: in driver door |
Driver seat adjustment control unit -J810- |
q | Fitting location and / assignment |
q | Heated front seats control unit -J774- |
q | Fitting location and / assignment |
q | Mobile telephone operating electronics control unit -J412- |
q | Fitting location and / assignment |
Electronic steering column lock control unit -J764- |
q | Fitting location and / assignment |
Dash panel insert -K- / Control unit in dash panel insert -J285- / Immobiliser control unit -J362- |
Entry and start authorisation control unit -J518- |
q | Fitting location and / assignment |
Data bus diagnostic interface -J533- |
q | Fitting location and / assignment |
Mechatronic unit for dual clutch gearbox -J743- |
q | Fitting location and / assignment |
Radiator fan control unit -J293- |
q | Fitting location and / assignment |
Power steering control unit -J500- |
VW PASSAT 2014 ABS control unit J104ABS control unit -J104- | - | Fitting location: on bulkhead, in engine compartment, passenger side | 1 - | ABS control unit -J104- | 2 - | 47-pin connector -T47- on wiring harness | | | |
A - | ABS control unit -J104- |
B - | 47-pin connector -T47- on wiring harness |
VW PASSAT 2014 Airbag control unit J234Airbag control unit -J234- | - | Fitting location: under centre console at front -arrow- | | | |
A - | Airbag control unit -J234- |
B - | 75-pin connector -T75- on wiring harness |
- | 100-pin connector -T100- on wiring harness |
VW PASSAT 2014 Fresh air blower control unit J126
Fresh air blower control unit -J126- |
1 - | Fresh air blower control unit -J126- |
q | on heater and air conditioner unit, front passenger footwell |
q | -A-2-pin connector -T2- on wiring harness |
q | -B-6-pin connector -T6t- on wiring harness |
VW PASSAT 2014 Front passenger door control unit J387
Front passenger door control unit -J387- |
A - | Front passenger door control unit -J387- |
B - | 32-pin connector -T32b- on wiring harness |
C - | 16-pin connector -T16b- on wiring harness |
D - | 20-pin connector -T20b- on wiring harness |
VW PASSAT 2014 Telephone transmitter and receiver unit R36
Telephone transmitter and receiver unit -R36- |
1 - | Telephone transmitter and receiver unit -R36- |
q | under front passenger seat |
2 - | 54-pin connector -T54- on wiring harness |
VW PASSAT 2014 Emergency call module control unit and communication unit J949
Emergency call module control unit and communication unit -J949- |
1 - | Emergency call module control unit and communication unit -J949- |
A - | 4-pin connector -T4bc- |
B - | 26-pin connector -T26d- |
VW PASSAT 2014 Rear passenger side door control unit J927
Rear passenger side door control unit -J927- |
A - | Rear right door control unit -J389- |
B - | 16-pin connector -T16i- on wiring harness |
VW PASSAT 2014 Fuel pump control unit J538Fuel pump control unit -J538- | - | Fitting location: under rear right seat, on fuel delivery unit -arrow- | | | |
A - | Fuel pump control unit -J538- |
B - | 10-pin connector -T10n- on wiring harness |
VW PASSAT 2014 Rear driver side door control unit J926
Rear driver side door control unit -J926- |
A - | Rear left door control unit -J388- |
B - | 16-pin connector -T16h- on wiring harness |
VW PASSAT 2014 Amplifier R12
Amplifier -R12- |
q | -A-38-pin connector -T38- on wiring harness |
VW PASSAT 2014 Driver door control unit J386
Driver door control unit -J386- |
A - | Driver door control unit -J386- |
B - | 32-pin connector -T32a- on wiring harness |
C - | 16-pin connector -T16a- on wiring harness |
D - | 20-pin connector -T20a- on wiring harness |
VW PASSAT 2014 Driver seat adjustment control unit J810
Driver seat adjustment control unit -J810- |
1 - | Driver seat adjustment control unit -J810- |
q | -A-12-pin connector -T12fv- |
q | -B-32-pin connector -T32bv- |
q | -C-16-pin connector -T16fv- |
q | -D-10-pin connector -T10sv- |
VW PASSAT 2014 Heated front seats control unit J774
Heated front seats control unit -J774- |
1 - | Heated front seats control unit -J774- |
q | -A-8-pin connector -T8z- on wiring harness |
VW PASSAT 2014 Mobile telephone operating electronics control unit J412
Mobile telephone operating electronics control unit -J412- |
1 - | Mobile telephone operating electronics control unit -J412- |
A - | 54-pin connector -T54a- on wiring harness |
VW PASSAT 2014 Steering column electronics control unit J527
Steering column electronics control unit -J527- |
1 - | Steering column electronics control unit -J527- |
q | Near steering column switch |
q | -A-16-pin connector -T16l- on wiring harness |
q | -B-4-pin connector -T4k- on wiring harness |
VW PASSAT 2014 Electronic steering column lock control unit J764
Electronic steering column lock control unit -J764- |
1 - | Electronic steering column lock control unit -J764- |
q | Behind steering column trim |
q | -A-16-pin connector -T16v- on wiring harness |
VW PASSAT 2014 Onboard supply control unit J519
Onboard supply control unit -J519- |
A - | 52-pin connector -T52a- black |
B - | 52-pin connector -T52b- white |
C - | 52-pin connector -T52c- brown |
VW PASSAT 2014
Dash panel insert -K- / Control unit in dash panel insert -J285- / Immobiliser control unit -J362- |
1 - | Dash panel insert -K- / Control unit in dash panel insert -J285- / Immobiliser control unit -J362- |
q | -A-32-pin connector -T32- on wiring harness |
VW PASSAT 2014 Entry and start authorisation control unit J518
Entry and start authorisation control unit -J518- |
1 - | Entry and start authorisation control unit -J518- |
q | next to steering column, near centre console |
q | -A-32-pin connector -T32e- on wiring harness |
VW PASSAT 2014 Data bus diagnostic interface J533
Data bus diagnostic interface -J533- |
1 - | Data bus diagnostic interface -J533- |
q | next to steering column, near centre console |
q | -A-20-pin connector -T20- on wiring harness |
VW PASSAT 2014 Automatic gearbox control unit J217
Automatic gearbox control unit -J217- |
A - | Automatic gearbox control unit -J217- |
B - | 52-pin connector -T52- on wiring harness |
VW PASSAT 2014 Mechatronic unit for dual clutch gearbox J743
Mechatronic unit for dual clutch gearbox -J743- |
1 - | Mechatronic unit for dual clutch gearbox -J743- |
Pin connector on gearbox: |
q | -A-20-pin connector -T20e- on wiring harness |
q | Illustration is valid for dual clutch gearbox 02E |
VW PASSAT 2014 Radiator fan control unit J293
Radiator fan control unit -J293- |
1 - | Radiator fan control unit -J293- |
q | -A/B-4-pin connector -T4x- on wiring harness |
VW PASSAT 2014 Engine control unit J623Engine control unit -J623- | 154-pin connector assignment: | | | |
A - | Engine control unit -J623- |
B - | 94-pin connector -T94- on wiring harness |
C - | 60-pin connector -T60- on wiring harness |
Note
154-pin connector -T154- is made up of connectors B and C. |
VW PASSAT 2014 Power steering control unit J500Power steering control unit -J500- | On steering on centre of assembly carrier -arrow- | | | |
A - | Power steering control unit -J500- |
B - | 2-pin connector -T2a- on wiring harness |
C - | 3-pin connector -T3- on wiring harness |
D - | 5-pin connector -T5g- on wiring harness |