Wiring Diagram VW PASSAT CC 2016 - Battery - Starter - Onboard supply control unit - Terminal 50 voltage supply relay
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Automotive Electricians Portal FZCO
| A | Battery |
| B | Starter |
| J519 | Onboard supply control unit |
| J682 | Terminal 50 voltage supply relay |
| T1v | Single connector |
| T8t | 8-pin connector |
| T11 | 11-pin connector |
| 12 | Earth point, on left in engine compartment |
| 652 | Earth point, engine and gearbox earth |
| B555 | Positive connection 2 (50), in main wiring harness |
| B571 | Connection 38, in main wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Terminal 15 voltage supply relay - Onboard supply control unit - Fuse holder C
| J329 | Terminal 15 voltage supply relay |
| J519 | Onboard supply control unit |
| SC | Fuse holder C |
| SC3 | Fuse 3 on fuse holder C |
| SC10 | Fuse 10 on fuse holder C |
| SC18 | Fuse 18 on fuse holder C |
| SC27 | Fuse 27 on fuse holder C |
| T2cq | 2-pin connector |
| B289 | Positive connection 13 (15a) in main wiring harness |
| B290 | Positive connection 14 (15a) in main wiring harness |
| B291 | Positive connection 15 (15a) in main wiring harness |
| B317 | Positive connection 3 (30a) in main wiring harness |
| B330 | Positive connection 16 (30a) in main wiring harness |
| B571 | Connection 38, in main wiring harness |
| * | Only for countries with cold climate |
| *2 | Only models with extended servicing intervals (ESI) |
Wiring Diagram VW PASSAT CC 2016 - Alternator - Terminal 30 voltage supply relay - Onboard supply control unit - Fuse holder A - Fuse holder B
| C | Alternator |
| C1 | Voltage regulator |
| J317 | Terminal 30 voltage supply relay |
| J519 | Onboard supply control unit |
| SA1 | Fuse 1 in fuse holder A |
| SA3 | Fuse 3 in fuse holder A |
| SA4 | Fuse 4 in fuse holder A |
| S204 | Fuse 1 (30) |
| SA | Fuse holder A |
| SB | Fuse holder B |
| T1aew | Single connector |
| T2gd | 2-pin connector |
| T2yal | 2-pin connector |
| T4a | 4-pin connector, near starter |
| T8t | 8-pin connector |
| T40 | 40-pin connector |
| 502 | Threaded connection 1 (30a) on relay plate |
| 507 | Threaded connection (30), on battery fuse holder |
| 513 | Threaded connection 3 (30a) on relay plate |
| 514 | Threaded connection 4 (30a) on relay plate |
| B344 | Connection 1 (61), in main wiring harness |
| * | According to equipment |
| *2 | Only models with 140A alternator |
Wiring Diagram VW PASSAT CC 2016 - Fuel pump relay - Fuse holder B
| J17 | Fuel pump relay |
| J49 | Electric fuel pump 2 relay |
| SB | Fuse holder B |
| SB5 | Fuse 5 on fuse holder B |
| SB10 | Fuse 10 on fuse holder B |
| SB11 | Fuse 11 on fuse holder B |
| SB13 | Fuse 13 on fuse holder B |
| SB14 | Fuse 14 on fuse holder B |
| SB16 | Fuse 16 on fuse holder B |
| SB18 | Fuse 18 on fuse holder B |
| SB20 | Fuse 20 on fuse holder B |
| SB23 | Fuse 23 on fuse holder B |
| SB24 | Fuse 24 on fuse holder B |
| SB28 | Fuse 28 on fuse holder B |
| SB30 | Fuse 30 on fuse holder B |
| T40 | 40-pin connector |
| V277 | Fuel pump 2 |
| 647 | Earth point 3, on bulkhead |
| B359 | Positive connection 10 (87a) in main wiring harness |
| B429 | Connection (EFPR), in main wiring harness |
| * | Push-in bridge on relay slot |
Wiring Diagram VW PASSAT CC 2016 - Engine control unit - Injector - cylinder 1 - Injector - cylinder 2 - Injector - cylinder 3 - Injector - cylinder 4 - Heater element for crankcase breather
| J623 | Engine control unit |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N32 | Injector, cylinder 3 |
| N33 | Injector, cylinder 4 |
| N79 | Heater element for crankcase breather |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| 131 | Earth connection 2, in engine compartment wiring harness |
| 645 | Earth point 1, on bulkhead |
| D78 | Positive connection 1 (30a), in engine compartment wiring harness |
| D182 | Connection 3 (87a), in engine compartment wiring harness |
| * | Only for countries with cold climate |
Wiring Diagram VW PASSAT CC 2016 - Intake air temperature sender - NOx sender - Low heat output relay - High heat output relay - Control unit for NOx sender - Engine control unit
| G31 | Charge pressure sender |
| G42 | Intake air temperature sender |
| G295 | NOx sender |
| G450 | Exhaust gas pressure sensor 1 |
| J359 | Low heat output relay |
| J360 | High heat output relay |
| J583 | Control unit for NOx sender |
| J623 | Engine control unit |
| T3q | 3-pin connector |
| T4bo | 4-pin connector |
| T4nu | 4-pin connector, black |
| T5ak | 5-pin connector |
| T94 | 94-pin connector |
| 317 | Earth connection 7, in engine compartment wiring harness |
| B575 | Positive connection 21 (87a) in main wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Lambda probe - Accelerator position sender - Engine control unit
| G39 | Lambda probe |
| G79 | Accelerator position sender |
| G185 | Accelerator position sender 2 |
| J623 | Engine control unit |
| T6ac | 6-pin connector, near Lambda probe |
| T6q | 6-pin connector |
| T94 | 94-pin connector |
| Z19 | Lambda probe heater |
| B575 | Positive connection 21 (87a) in main wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Radiator outlet coolant temperature sender - Exhaust gas temperature sender 1 - Exhaust gas temperature sender 3 - Exhaust gas temperature sender 4 - Engine control unit
| G83 | Radiator outlet coolant temperature sender |
| G235 | Exhaust gas temperature sender 1 |
| G495 | Exhaust gas temperature sender 3 |
| G648 | Exhaust gas temperature sender 4 |
| J623 | Engine control unit |
| T2eh | 2-pin connector |
| T2jy | 2-pin connector, black |
| T2jz | 2-pin connector, brown |
| T2ka | 2-pin connector, dark brown |
| T10ap | 10-pin connector, near left headlight |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| 327 | Earth connection (sender earth), in engine compartment wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Engine control unit - Charge pressure control solenoid valve - Fuel pressure regulating valve - Fuel metering valve - Exhaust gas recirculation cooler changeover valve
| J623 | Engine control unit |
| N75 | Charge pressure control solenoid valve |
| N276 | Fuel pressure regulating valve |
| N290 | Fuel metering valve |
| N345 | Exhaust gas recirculation cooler changeover valve |
| T10ap | 10-pin connector, near left headlight |
| T14a | 14-pin connector, on left in engine compartment |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| B574 | Positive connection 20 (87a) in main wiring harness |
| D111 | Connection 9 in engine compartment wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Engine speed sender - Coolant temperature sender - Throttle valve potentiometer - Fuel temperature sender - Throttle valve module - Steering column electronics control unit - Engine control unit
| G28 | Engine speed sender |
| G62 | Coolant temperature sender |
| G69 | Throttle valve potentiometer |
| G81 | Fuel temperature sender |
| J338 | Throttle valve module |
| J527 | Steering column electronics control unit |
| J623 | Engine control unit |
| T3bo | 3-pin connector |
| T5af | 5-pin connector |
| T16o | 16-pin connector |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| 85 | Earth connection 1, in engine compartment wiring harness |
| B441 | Connection (CCS), in main wiring harness |
| D174 | Connection 2 (5V) in engine prewiring harness |
| * | Only models with adaptive cruise control (ACC) |
| *2 | Only models with cruise control system (CCS) |
Wiring Diagram VW PASSAT CC 2016 - Exhaust gas recirculation potentiometer - Fuel pressure sender - Position sender for charge pressure positioner - Engine control unit - Exhaust gas recirculation valve
| G212 | Exhaust gas recirculation potentiometer |
| G247 | Fuel pressure sender |
| G581 | Position sender for charge pressure positioner |
| J623 | Engine control unit |
| N18 | Exhaust gas recirculation valve |
| T3bd | 3-pin connector |
| T3dk | 3-pin connector |
| T6aw | 6-pin connector |
| T60 | 60-pin connector |
| 85 | Earth connection 1, in engine compartment wiring harness |
| D174 | Connection 2 (5V) in engine prewiring harness |
Wiring Diagram VW PASSAT CC 2016 - Hall sender - Air mass meter - Intake manifold flap potentiometer - Engine control unit - Intake manifold flap motor
| G40 | Hall sender |
| G70 | Air mass meter |
| G336 | Intake manifold flap potentiometer |
| J623 | Engine control unit |
| T3bl | 3-pin connector, grey |
| T5f | 5-pin connector |
| T5q | 5-pin connector |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| V157 | Intake manifold flap motor |
| 132 | Earth connection 3, in engine compartment wiring harness |
| D141 | Connection (5V) in engine prewiring harness |
Wiring Diagram VW PASSAT CC 2016 - Brake light switch - Clutch position sender - Onboard supply control unit - Engine control unit
Wiring Diagram VW PASSAT CC 2016 - Radiator fan control unit - Engine control unit - Radiator fan - Radiator fan 2 - Coolant circulation pump 2
| J293 | Radiator fan control unit |
| J623 | Engine control unit |
| T2be | 2-pin connector, on lock carrier |
| T3dl | 3-pin connector |
| T4i | 4-pin connector, on lock carrier |
| T14a | 14-pin connector, on left in engine compartment |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| V7 | Radiator fan |
| V177 | Radiator fan 2 |
| V178 | Coolant circulation pump 2 |
| 671 | Earth point 1, on front of left longitudinal member |
| 673 | Earth point 3, on front of left longitudinal member |
Wiring Diagram VW PASSAT CC 2016 - Temperature sender for reducing agent - Engine control unit - Control unit for reducing-agent heater - Heater for reducing-agent tank
| G685 | Temperature sender for reducing agent |
| J623 | Engine control unit |
| J891 | Control unit for reducing-agent heater |
| T4vt | 4-pin connector |
| T4vu | 4-pin connector |
| T5al | 5-pin connector |
| T14g | 14-pin connector, in luggage compartment, under floor panel |
| T94 | 94-pin connector |
| Z102 | Heater for reducing-agent tank |
| B600 | Positive connection 4 (87a), in interior wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Pressure sender for reducing agent metering system - Reducing agent level sender - Evaluation unit for reducing agent level - Engine control unit - Reversing valve for reducing agent
| G686 | Pressure sender for reducing agent metering system |
| G697 | Reducing agent level sender |
| G698 | Evaluation unit for reducing agent level |
| J623 | Engine control unit |
| N473 | Reversing valve for reducing agent |
| T3ag | 3-pin connector |
| T3du | 3-pin connector |
| T4vv | 4-pin connector |
| T4vw | 4-pin connector |
| T8au | 8-pin connector, in luggage compartment, under floor panel |
| T14g | 14-pin connector, in luggage compartment, under floor panel |
| T94 | 94-pin connector |
| W67 | Connection (87), in floor wiring harness |
| * | Wire in fuel tank |
Wiring Diagram VW PASSAT CC 2016 - Engine control unit - Injector for reducing agent - Pump for reducing agent - Heater for reducing-agent pump - Heater for reducing-agent line
| J623 | Engine control unit |
| N474 | Injector for reducing agent |
| T5am | 5-pin connector |
| T8au | 8-pin connector, in luggage compartment, under floor panel |
| T94 | 94-pin connector |
| V437 | Pump for reducing agent |
| Z103 | Heater for reducing-agent pump |
| Z104 | Heater for reducing-agent line |
| 50 | Earth point, on left in luggage compartment |
| 296 | Earth connection 11, in interior wiring harness |
| 336 | Earth connection 1, in floor wiring harness |
| D112 | Connection 10 in engine compartment wiring harness |
| W67 | Connection (87), in floor wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Automatic glow period control unit - Data bus diagnostic interface - Engine control unit - Glow plug 1 - Glow plug 2 - Glow plug 3 - Glow plug 4
| J179 | Automatic glow period control unit |
| J533 | Data bus diagnostic interface |
| J623 | Engine control unit |
| Q10 | Glow plug 1 |
| Q11 | Glow plug 2 |
| Q12 | Glow plug 3 |
| Q13 | Glow plug 4 |
| T14a | 14-pin connector, on left in engine compartment |
| T16d | 16-pin connector |
| T20e | 20-pin connector |
| T94 | 94-pin connector |
| B383 | Connection 1 (powertrain CAN bus, high), in main wiring harness |
| B384 | Connection 2 (powertrain CAN bus, high), in main wiring harness |
| B390 | Connection 1 (powertrain CAN bus, low), in main wiring harness |
| B391 | Connection 2 (powertrain CAN bus, low), in main wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Oil pressure switch - Oil level and oil temperature sender - Dash panel insert - Alternator warning lamp - Oil pressure warning lamp - Coolant temperature and coolant shortage warning lamp - Glow period warning lamp - Cruise control system warning lamp - Oil level warning lamp - Reserve fuel warning lamp - Electronic power control fault lamp
| F1 | Oil pressure switch |
| G266 | Oil level and oil temperature sender |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| K2 | Alternator warning lamp |
| K3 | Oil pressure warning lamp |
| K28 | Coolant temperature and coolant shortage warning lamp |
| K29 | Glow period warning lamp |
| K31 | Cruise control system warning lamp |
| K38 | Oil level warning lamp |
| K105 | Reserve fuel warning lamp |
| K132 | Electronic power control fault lamp |
| T1a | Single connector |
| T3bu | 3-pin connector |
| T6e | 6-pin connector, front left in engine compartment |
| T14a | 14-pin connector, on left in engine compartment |
| T32c | 32-pin connector |
| * | Only models with extended servicing intervals (ESI) |
Wiring Diagram VW PASSAT CC 2016 - Fuel gauge sender - Fuel gauge - Coolant temperature gauge - Rev. counter - Fuel system pressurisation pump - Speedometer - Coolant shortage indicator sender - Buzzer and gong - Dash panel insert
| G | Fuel gauge sender |
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| G5 | Rev. counter |
| G6 | Fuel system pressurisation pump |
| G21 | Speedometer |
| G32 | Coolant shortage indicator sender |
| G169 | Fuel gauge sender 2 |
| H3 | Buzzer and gong |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| T3ai | 3-pin connector |
| T5d | 5-pin connector |
| T32c | 32-pin connector |
| 78 | Earth point, lower part of right B-pillar |
| 295 | Earth connection 10, in interior wiring harness |
| * | Only models with all-wheel drive |
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- |
| 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- |
| 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- |
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- |
| Control unit for electromechanical parking brake -J540- |
| on rear of centre tunnel -Arrow- . |
| | | 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- |
| 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- |
| Fuel pump control unit -J538- |
| under rear right seat, on fuel delivery unit -Arrow- . |
| | | 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- | | 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. | | | |
| 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) |
| 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- |
| 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- |
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