Wiring Diagram VW PASSAT CC 2016 - Lumbar support height adjustment button - Lumbar support longitudinal adjustment button - Driver seat adjustment operating unit - Data bus diagnostic interface - Driver seat adjustment control unit

| E335 | Lumbar support height adjustment button |
| E336 | Lumbar support longitudinal adjustment button |
| E418 | Seat longitudinal adjustment button |
| E421 | Rake adjustment button |
| E424 | Seat height adjustment button |
| E425 | Backrest adjustment button |
| E470 | Driver seat adjustment operating unit |
| J533 | Data bus diagnostic interface |
| J810 | Driver seat adjustment control unit |
| S44 | Driver seat adjustment thermal fuse 1 |
| T6bn | 6-pin connector |
| T10c | 10-pin connector |
| T12aa | 12-pin connector |
| T12ab | 12-pin connector |
| T20e | 20-pin connector |
| T32f | 32-pin connector |
| 96 | Earth connection 1, in seat heating wiring harness |
| 684 | Earth point on front of left side member |
| B118 | Connection (driver side seat adjustment), in interior wiring harness |
| B397 | Connection 1 (convenience CAN bus, high), in main wiring harness |
| B406 | Connection 1 (convenience CAN bus, low), in main wiring harness |
| M95 | Connection 3, seat adjustment wiring harness |
| * | Cross section depends on equipment |
Wiring Diagram VW PASSAT CC 2016 - Massage function button - Driver operating unit for memory settings - Longitudinal adjustment sender for driver seat - Lumbar support longitudinal adjustment sender - Potentiometer for height adjustment of lumbar support with massage function - Driver seat adjustment control unit - Driver seat longitudinal adjustment motor - Lumbar support longitudinal adjustment motor - Lumbar support massage function pump
| E218 | Seat memory position button 1 |
| E219 | Seat memory position button 2 |
| E220 | Seat memory position button 3 |
| E337 | Massage function button |
| E447 | Seat position memory button |
| E464 | Driver operating unit for memory settings |
| G218 | Longitudinal adjustment sender for driver seat |
| G375 | Lumbar support longitudinal adjustment sender |
| G423 | Potentiometer for height adjustment of lumbar support with massage function |
| J810 | Driver seat adjustment control unit |
| T4bt | 4-pin connector |
| T4ca | 4-pin connector |
| T6bl | 6-pin connector |
| T10ar | 10-pin connector |
| T12ab | 12-pin connector |
| T16n | 16-pin connector |
| T32f | 32-pin connector |
| V28 | Driver seat longitudinal adjustment motor |
| V230 | Lumbar support longitudinal adjustment motor |
| V328 | Lumbar support massage function pump |
| M94 | Connection 2, seat adjustment wiring harness |
| M96 | Connection 4, seat adjustment wiring harness |
| * | According to equipment |
Wiring Diagram VW PASSAT CC 2016 - Front passenger seat lumbar support adjustment switch - Backrest adjustment sender for driver seat - Height adjustment sender for driver seat - Rake adjustment sender for driver seat - Lumbar support height adjustment sender - Driver seat adjustment control unit - Driver seat backrest adjustment motor - Front passenger seat lumbar support longitudinal adjustment motor - Front passenger seat lumbar support height adjustment motor - Driver seat height adjustment motor - Lumbar support height adjustment motor - Driver seat rake adjustment motor
| E177 | Front passenger seat lumbar support adjustment switch |
| G219 | Backrest adjustment sender for driver seat |
| G231 | Height adjustment sender for driver seat |
| G232 | Rake adjustment sender for driver seat |
| G374 | Lumbar support height adjustment sender |
| J810 | Driver seat adjustment control unit |
| T4bs | 4-pin connector |
| T4bx | 4-pin connector |
| T4cb | 4-pin connector |
| T4vk | 4-pin connector |
| T4vm | 4-pin connector |
| T6bm | 6-pin connector |
| T6uf | 6-pin connector |
| T10ar | 10-pin connector |
| T12ab | 12-pin connector |
| T16n | 16-pin connector |
| V45 | Driver seat backrest adjustment motor |
| V126 | Front passenger seat lumbar support longitudinal adjustment motor |
| V130 | Front passenger seat lumbar support height adjustment motor |
| V138 | Driver seat height adjustment motor |
| V229 | Lumbar support height adjustment motor |
| V243 | Driver seat rake adjustment motor |
| M1 | Positive connection 1 (30), in seat adjustment wiring harness |
| M94 | Connection 2, seat adjustment wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Front passenger seat adjustment operating unit - Front passenger seat backrest adjustment motor - Front passenger seat pan
| E471 | Front passenger seat adjustment operating unit |
| T4cr | 4-pin connector |
| T4cs | 4-pin connector |
| T4nm | 4-pin connector |
| T6dd | 6-pin connector |
| T6f | 6-pin connector |
| T6uf | 6-pin connector |
| T10as | 10-pin connector |
| T10d | 10-pin connector |
| V31 | Front passenger seat longitudinal adjustment motor |
| V46 | Front passenger seat backrest adjustment motor |
| VX60 | Front passenger seat pan |
| V191 | Front passenger seat height adjustment motor |
| V244 | Front passenger seat rake adjustment motor |
| 95 | Earth connection 1, in seat adjustment wiring harness |
| 683 | Earth point on front of right side member |
| M1 | Positive connection 1 (30), in seat adjustment wiring harness |
| * | Cross section depends on equipment |
VW PASSAT CC 2016 Overview of control units
Overview of control units | | |
| 1 - | Airbag control unit -J234- |
| 2 - | Convenience system central control unit -J393- |
| 3 - | Air conditioning system control unit -J301- / Climatronic control unit -J255- |
| q | Air conditioning system control unit -J301- → Chapter |
| 3 - | Control unit with display for radio and navigation -J503- |
| 4 - | Control unit for cornering light and headlight range control -J745- / headlight range control unit -J431- |
| 5 - | Heated rear seats control unit -J786- / control unit for navigation system -J856- |
| q | Fitting location of heated rear seats control unit -J786- → Chapter |
| q | Fitting location of control unit for navigation system -J856- → Chapter |
| 6 - | Seat occupied recognition control unit -J706- |
| 7 - | Aerial selection control unit -J515- |
| 8 - | Front passenger door control unit -J387- |
| 9 - | Mobile telephone operating electronics control unit -J412- / telephone controls control unit -J738- |
| 10 - | Control unit for electromechanical parking brake -J540- |
| 11 - | Rear right door control unit -J389- |
| 12 - | Fuel pump control unit -J538- |
| 13 - | Rear left door control unit -J388- |
| 14 - | Seat and steering column adjustment control unit with memory -J136- |
| 15 - | Driver door control unit -J386- |
| 16 - | Special purpose vehicle control unit -J608- |
| 17 - | Heated front seats control unit -J774- |
| 18 - | Steering column electronics control unit -J527- |
| q | Fitting location from November 2010 → Chapter |
| q | Connector assignment from November 2010 → Chapter |
| q | Fitting location up to October 2010 → Chapter |
| q | Connector assignment up to October 2010 → Chapter |
| q | B- Connector for turn signal and cruise control system → Item |
| q | C- 20-pin connector -T20d- → Item |
| q | E- Connector for windscreen wipers and multifunction display → Item |
| q | F- Connector for steering angle sender → Anchor |
| q | G- Connector for airbag/multifunction steering wheel return ring → Anchor |
| 19 - | Dash panel insert -K- / control unit in dash panel insert -J285- |
| 20 - | Electronic steering column lock control unit -J764- |
| 20 - | Control unit for terminal control and engine start -J942- |
| 21 - | Onboard supply control unit -J519- |
| q | Fitting location from November 2010, under dash panel on driver's side, below relay carrier |
| q | Connector assignment from November 2010 → Chapter |
| q | Fitting location up to October 2010 → Chapter |
| q | Connector assignment up to October 2010 → Chapter |
| q | A- 11-pin connector -T11- → Item |
| q | B- 12-pin connector -T12i- → Item |
| q | C- 12-pin connector -T12k- → Item |
| q | D- 11-pin connector -T11a- → Item |
| q | J- 6-pin connector -T6ap- → Item |
| 22 - | Driving school mode relay -J746- |
| 23 - | Park assist steering control unit -J791- / parking aid control unit -J446- |
| 24 - | Data bus diagnostic interface -J533- |
| Airbag control unit -J234- | | | |
| Under centre console, front -Arrow- | | |
|
| 100-pin connector assignment: |
| A - | Airbag control unit -J234- |
| 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- |
| B - | 16-pin connector -T16j- |
| C - | 5-pin connector -T5r- |
| D - | 20-pin connector -T20b- |
VW PASSAT CC 2016 Climatronic control unit J255
Climatronic control unit -J255- |
| A - | Climatronic control unit -J255- |
| B - | 16-pin connector -T16h- |
| C - | 16-pin connector -T16i- |
| D - | 20-pin connector -T20c- |
VW PASSAT CC 2016 Control unit for cornering light and headlight range control -J745- / headlight range control unit -J431- | | Behind the glove compartment, left -Arrow A- . | | |
|
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- | | on front passenger side seat frame -Arrow- . | | |
|
| A - | Seat occupied recognition control unit -J706- |
| B - | 18-pin connector -T18f- |
| 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. | | |
|
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- |
| B - | 32-pin connector -T32a- , -32-pin connector -T32b- |
| C - | 16-pin connector -T16a- -, -16-pin connector -T16b- |
| D - | 20-pin connector -T20g- , -20-pin connector -T20h- |
VW PASSAT CC 2016 Mobile telephone operating electronics control unit -J412- / telephone controls control unit -J738- | | under seat on front right -Arrow A- | | |
|
| A - | Mobile telephone operating electronics control unit -J412- / telephone controls control unit -J738- |
| B - | 54-pin connector -T54- |
| Control unit for electromechanical parking brake -J540- | | on rear of centre tunnel -Arrow- . | | |
|
| A - | Control unit for electromechanical parking brake -J540- |
| B - | 30-pin connector -T30- |
| Rear right door control unit -J389- | | On inside of rear door on front passenger side -arrow- | | Rear left door control unit -J388- | | On inside of rear door on driver's side -arrow- | Note: | The illustration shows the driver side. The front passenger side is similar. | | |
|
| A - | Rear right door control unit -J389- , rear left door control unit -J388- |
| B - | 18-pin connector -T18- |
| Fuel pump control unit -J538- | | under rear right seat, on fuel delivery unit -Arrow- . | | |
|
| A - | Fuel pump control unit -J538- |
| B - | 10-pin connector -T10p- |
| 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- |
| B - | Cruise control system (CCS) and turn signal connector: |
| 4 - | Main beam/headlight flasher |
| 8 - | Cruise control main switch |
| 12 - | Earth for automatic cruise control |
| 13 - | Adaptive cruise control button |
| 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 |
| F - | Steering angle sensor connector: |
| 4 - | 12 Volt voltage supply |
| 5 - | 5 Volt voltage supply |
| 10 - | Photoelectric beam 7 |
| 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- | | Connector -A-16-pin connector -T16o- | | Connector -B-4-pin connector -T4ae- | | |
|
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- | | |
|
VW PASSAT CC 2016 Onboard supply control unit J519Onboard supply control unit -J519- | | under dash panel on driver's side, below relay carrier. | | |
|
| A - | 11-pin connector -T11- |
| 2 - | Right dipped beam bulb |
| 5 - | Right gas discharge (xenon) bulb |
| 6 - | Front right turn signal bulb |
| 10 - | Electric fuel pump 2 relay |
| 11 - | Terminal 50 voltage supply relay |
| 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 |
| C - | 12-pin connector -T12k- |
| 1 - | Heated driver seat control unit, heated front passenger seat control unit |
| 2 - | Left brake light bulb |
| 3 - | Right fog light bulb (only right-hand drive) |
| 8 - | Left and right lights of number plate |
| 9 - | High-level brake light bulb |
| 10 - | Left tail light (side light) |
| 11 - | Rear left turn signal bulb |
| 12 - | Left reversing light bulb (only right-hand drive) |
| 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 -T12m- |
| 1 - | Steering column electronics control unit terminal 50 |
| 2 - | Indicator lamp for hazard warning light |
| 4 - | Switch and instrument illumination regulator |
| 7 - | Convenience CAN bus low |
| 8 - | Convenience CAN bus high |
| 9 - | Hazard warning light switch |
| 10 - | Switch and instrument illumination regulator |
| 11 - | Steering column electronics control unit terminal 15 |
| 12 - | Switch and instrument illumination regulator |
| H - | 12-pin connector -T12- |
| I - | 2-pin connector -T2cp- |
| 1 - | Fuses, terminal 75 (input) |
| 2 - | Terminal 75x, (output) |
| 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 - | 10-pin connector -T10s- |
| 6 - | Fuse, heated rear window |
| L - | 2-pin connector -T2cq- |
| 1 - | Fuse, terminal 15 interior (input) |
| 2 - | Terminal 15 interior (output) |
| Under dash panel on driver's side, below relay carrier. | | A - | 52-pin connector -T52c- , brown | | B - | 52-pin connector -T52b- , white | | C - | 52-pin connector -T52a- , black | | |
|
| Driving school mode relay -J746- | | in driver footwell, behind relay carrier -Arrow- . | | |
|
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- | | |
|
VW PASSAT CC 2016 Data bus diagnostic interface J533Data bus diagnostic interface -J533- | | In driver's footwell near pedal cluster -Arrow- | | In centre console under radio unit/navigation system | | |
|
| A - | Data bus diagnostic interface -J533- |
| B - | 20-pin connector -T20e- |
| 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- |
| Control unit for terminal control and engine start -J942- | Note: | The illustration does not correspond with the selected vehicle, but the fitting location is the same. | | | |
| 1 - | Control unit for terminal control and engine start -J942- |
| A - | 32-pin connector -T32g- |