Wiring Diagram VW PASSAT CC 2016 - Key operated switch to deactivate front passenger side airbag - Airbag coil connector and return ring with slip ring - Airbag control unit - Steering column electronics control unit - Front passenger side airbag deactivated warning lamp - Driver side airbag igniter - Driver side airbag igniter 2

| E224 | Key operated switch to deactivate front passenger side airbag |
| F138 | Airbag coil connector and return ring with slip ring |
| J234 | Airbag control unit |
| J527 | Steering column electronics control unit |
| K145 | Front passenger side airbag deactivated warning lamp |
| N95 | Driver side airbag igniter |
| N250 | Driver side airbag igniter 2 |
| SC9 | Fuse 9 on fuse holder C |
| T4ae | 4-pin connector |
| T6g | 6-pin connector |
| T100 | 100-pin connector |
| 294 | Earth connection 9, in interior wiring harness |
| B284 | Positive connection 8 (15a) in main wiring harness |
| * | Only models with key operated switch to deactivate front passenger airbag |
| *2 | Earth supply via housing |
| *3 | Only for American markets |
Wiring Diagram VW PASSAT CC 2016 - Airbag control unit - Front passenger side airbag igniter 1 - Driver seat belt tensioner igniter 1 - Front passenger seat belt tensioner igniter 1 - Side airbag igniter on driver side - Side airbag igniter on front passenger side - Driver side curtain airbag igniter - Front passenger side curtain airbag igniter
| J234 | Airbag control unit |
| N131 | Front passenger side airbag igniter 1 |
| N153 | Driver seat belt tensioner igniter 1 |
| N154 | Front passenger seat belt tensioner igniter 1 |
| N199 | Side airbag igniter on driver side |
| N200 | Side airbag igniter on front passenger side |
| N251 | Driver side curtain airbag igniter |
| N252 | Front passenger side curtain airbag igniter |
| T2kv | 2-pin connector, in driver seat |
| T2kw | 2-pin connector |
| T3ab | 3-pin connector, yellow |
| T3ad | 3-pin connector, yellow |
| T3b | 3-pin connector, under front passenger seat |
| T3c | 3-pin connector, under driver seat |
| T3k | 3-pin connector, behind glove compartment |
| T100 | 100-pin connector |
| 294 | Earth connection 9, in interior wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Front passenger side belt switch - Seat occupied sensor - front passenger side - Side airbag crash sensor on driver side - Side airbag crash sensor on front passenger side - Rear side airbag crash sensor on driver side - Rear side airbag crash sensor on front passenger side - Airbag control unit
| E24 | Driver side belt switch |
| E25 | Front passenger side belt switch |
| G128 | Seat occupied sensor, front passenger side |
| G179 | Side airbag crash sensor on driver side |
| G180 | Side airbag crash sensor on front passenger side |
| G256 | Rear side airbag crash sensor on driver side |
| G257 | Rear side airbag crash sensor on front passenger side |
| J234 | Airbag control unit |
| T2d | 2-pin connector, on driver seat |
| T2lm | 2-pin connector, on front passenger seat |
| T16q | 16-pin connector, on diagnostic connection |
| T28 | 28-pin connector, in right A-pillar coupling station |
| T28c | 28-pin connector, in left A-pillar coupling station |
| T100 | 100-pin connector |
| 294 | Earth connection 9, in interior wiring harness |
| * | Diagnostic connection |
| *2 | Only for American markets |
Wiring Diagram VW PASSAT CC 2016 - Front passenger side belt switch - Pressure sensor for seat occupied recognition - Seat belt force sensor for seat occupied recognition - Airbag control unit - Seat occupied recognition control unit
| E25 | Front passenger side belt switch |
| G452 | Pressure sensor for seat occupied recognition |
| G453 | Seat belt force sensor for seat occupied recognition |
| J234 | Airbag control unit |
| J706 | Seat occupied recognition control unit |
| T3bx | 3-pin connector, grey |
| T5ah | 5-pin connector, black |
| T10b | 10-pin connector, Coupling point under front passenger seat, black |
| T18f | 18-pin connector, black |
| T100 | 100-pin connector |
| 294 | Earth connection 9, in interior wiring harness |
| * | Only for American markets |
| *2 | Pre-wired component |
Wiring Diagram VW PASSAT CC 2016 - Airbag control unit - Control unit in dash panel insert - Data bus diagnostic interface - Seat belt warning system warning lamp - Airbag warning lamp
VW PASSAT CC 2016 Overview of control units
Overview of control units | | |
| q | 100-pin connector assignment |
| Climatronic control unit -J255- |
| q | Air conditioning system control unit -J301- |
| q | Climatronic control unit -J255- |
| q | Fitting location of heated rear seats control unit -J786- |
| q | Fitting location of control unit for navigation system -J856- |
| 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- |
| Under centre console, front -Arrow- | | |
|
| 100-pin connector assignment: |
| B - | 100-pin connector -T100- |
| B - | 100-pin connector -T100a- |
| Convenience system central control unit -J393- | | Below the dash panel, behind the glove compartment -Arrow- | | |
|
| A - | Convenience system central control unit -J393- |
| 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- |
Note:
| 18-pin connector -T18c- Discontinued on models with no entry and start authorisation |
| Air conditioning system control unit -J301- |
| A - | Air conditioning system control unit -J301- |
VW PASSAT CC 2016 Climatronic control unit J255 | Climatronic control unit -J255- |
| A - | Climatronic control unit -J255- |
VW PASSAT CC 2016 | Control unit for cornering light and headlight range control -J745- / headlight range control unit -J431- |
VW PASSAT CC 2016 Heated rear seats control unit J786Heated rear seats control unit -J786- | | Under seat on front right -arrow- |
VW PASSAT CC 2016 Control unit for navigation system J856Control unit for navigation system -J856- | | under seat on front right | | |
|
| 1 - | Control unit for navigation system -J856- |
| A - | 10-pin connector -T10y- |
| q | Control unit 1 for information electronics -J794- |
| q | Multimedia system operating unit -E380- |
| E - | 20-pin connector -T20p- |
| q | Digital radio aerial -R183- |
VW PASSAT CC 2016 Seat occupied recognition control unit J706Seat occupied recognition control unit -J706- |
| A - | Seat occupied recognition control unit -J706- | | Aerial selection control unit -J515- | | under seat on front right -Arrow B- . | Note: | The aerial selection control unit -J515- is only installed for Japanese markets. | | |
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VW PASSAT CC 2016 Front passenger door control unit J387Front passenger door control unit -J387- | | on inside of front passenger door -Arrow- . |
VW PASSAT CC 2016 Driver door control unit J386Driver door control unit -J386- | | on inside of driver door -Arrow- | Note: | The illustration shows the driver side. The front passenger side is similar. | | |
|
| A - | Front passenger door control unit -J387- , driver door control unit -J386- |
VW PASSAT CC 2016 | Mobile telephone operating electronics control unit -J412- / telephone controls control unit -J738- |
| A - | Mobile telephone operating electronics control unit -J412- / telephone controls control unit -J738- |
| Control unit for electromechanical parking brake -J540- |
| A - | Control unit for electromechanical parking brake -J540- |
| Rear right door control unit -J389- |
| On inside of rear door on front passenger side -arrow- |
| Rear left door control unit -J388- |
| A - | Rear right door control unit -J389- , rear left door control unit -J388- |
| Fuel pump control unit -J538- |
| A - | Fuel pump control unit -J538- |
| Seat and steering column adjustment control unit with memory -J136- |
| under front seat driver's side -arrow- |
|
|
| A - | Seat and steering column adjustment control unit with memory -J136- |
| 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 2016 Special purpose vehicle control unit J608Special purpose vehicle control unit -J608- | | under front seat driver's side -arrow- | | |
|
VW PASSAT CC 2016 Heated front seats control unit J774Heated front seats control unit -J774- | | On driver's seat frame -arrow- | | |
|
VW PASSAT CC 2016 Steering column electronics control unit J527Steering column electronics control unit -J527- | | under steering column, near steering column switch -arrow- |
| 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 | | 9 - | Voltage supply for steering column electronic systems control unit | | 16 - | Cruise control system, out | | 18 - | Voltage supply for steering column electronic systems control unit (terminal 30) | | E - | Connector for wiper and multifunction display: | | 1 - | Earth for intermittent wiper switch | | 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: | | 7 - | Earth for coil connector, multifunction steering wheel and horn | | 8 - | Horn or CCS off (with multifunction steering wheel) | | 10 - | Voltage supply for multifunction steering wheel (terminal 15) | | Steering column electronics control unit -J527- | | | | | from November 2010 -Arrow- |
VW PASSAT CC 2016 Dash panel insert -K- / control unit in dash panel insert -J285- |
| 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 | | 9 - | Speed signal, sliding sunroof control unit output , control unit with display for radio and navigation system | | 11 - | Oil level and oil temperature sender | | 15 - | Front left brake pad wear sender | | 17 - | Washer fluid level warning lamp | | 18 - | Coolant temperature and coolant shortage warning lamp | | 19 - | Ambient temperature sensor | | 20 - | Terminal 31, sensor earth | | 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 | | 31 - | Voltage supply, terminal 15 | | 32 - | Voltage supply, terminal 30 |
VW PASSAT CC 2016 Electronic steering column lock control unit J764Electronic steering column lock control unit -J764- | | On steering column -arrow- | | |
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VW PASSAT CC 2016 Onboard supply control unit J519Onboard supply control unit -J519- | | under dash panel on driver's side, below relay carrier. |
| B - | 12-pin connector -T12i- | | 1 - | Right reversing light bulb | | 2 - | Heated windscreen relay | | 4 - | Rear left fog light bulb | | 5 - | Right brake and tail light bulb | | 7 - | Front left entry light, front right entry light | | 9 - | Right tail light bulb (side light) | | 10 - | Rear right turn signal bulb | | 11 - | Front interior light | | D - | 11-pin connector -T11a- | | 4 - | Left headlight dipped beam bulb | | 6 - | Left gas discharge (xenon) bulb | | 7 - | Terminal 15 voltage supply relay | | 8 - | Headlight washer system relay | | 10 - | Right side light bulb | | 11 - | Front left turn signal bulb |
| E - | 16-pin connector -T16g- | | 1 - | Lighting switch terminal 58 | | 7 - | Earth (for manual gearbox only), mechatronics for dual clutch gearbox, multifunction switch (for automatic gearbox only) | | 8 - | Lighting switch terminal 56 | | 13 - | Light switch (rear fog light) | | 14 - | Light switch (assistance driving light) | | 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) | | 5 - | Bonnet contact switch | | 6 - | Reversing light switch | | G - | 12-pin connector -T12- |
| 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) | | 4 - | Windscreen wiper motor, windscreen and rear window washer pump (front) | | 6 - | Treble tone horn, bass tone horn | | K - | 2-pin connector -T2cq- | | 1 - | Fuse, terminal 15 interior (input) | | 2 - | Terminal 15 interior (output) |
| | Driving school mode relay -J746- |
VW PASSAT CC 2016 Park assist steering control unit -J791- / parking aid control unit -J446- | | Under dash panel on left, behind relay carrier above onboard supply control unit -arrow- | | |
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VW PASSAT CC 2016 Data bus diagnostic interface J533Data bus diagnostic interface -J533- |
| 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- | | q | Only for American markets | | E - | 26-pin connector -T26g- | | G - | 16-pin connector -T16c- | | H - | 12-pin connector -T12j- | | I - | 12-pin connector -T12l- | | -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- |
| 1 - | Control unit for terminal control and engine start -J942- | | A - | 32-pin connector -T32g- | | | | | | | | |