Wiring Diagram VW PASSAT CC 2016 - Battery - Starter - Airbag control unit - Battery monitor control unit - Onboard supply control unit - Fuse 1 in fuse holder F - Fuse 2 in fuse holder F - Fuse 3 in fuse holder F - Fuse 4 in fuse holder F - Terminal 30 wiring junction

| A | Battery |
| B | Starter |
| C24 | Suppression filter |
| J234 | Airbag control unit |
| J367 | Battery monitor control unit |
| J519 | Onboard supply control unit |
| N253 | Battery isolation igniter |
| SF1 | Fuse 1 in fuse holder F |
| SF2 | Fuse 2 in fuse holder F |
| SF3 | Fuse 3 in fuse holder F |
| SF4 | Fuse 4 in fuse holder F |
| T1v | Single connector |
| T2dp | 2-pin connector |
| T2fj | 2-pin connector |
| T2fp | 2-pin connector |
| T52a | 52-pin connector |
| T100a | 100-pin connector |
| TV2 | Terminal 30 wiring junction |
| 12 | Earth point, on left in engine compartment |
| 676 | Earth point 2, on left in luggage compartment |
| B684 | Positive connection 24 (30a) in main wiring harness |
| P2 | Positive connection (30), in battery wiring harness |
| * | Only models with energy recovery |
Wiring Diagram VW PASSAT CC 2016 - Terminal 15 voltage supply relay - Onboard supply control unit - Terminal 50 voltage supply relay - Voltage supply relay 2
| J329 | Terminal 15 voltage supply relay |
| J519 | Onboard supply control unit |
| J682 | Terminal 50 voltage supply relay |
| J710 | Voltage supply relay 2 |
| T52b | 52-pin connector |
| T52c | 52-pin connector |
| 12 | Earth point, on left in engine compartment |
| 249 | Earth connection 2, in interior wiring harness |
| 639 | Earth point, left A-pillar |
| 652 | Earth point, engine and gearbox earth |
| B571 | Connection 38, in main wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Fuse holder C
| SC | Fuse holder C |
| SC1 | Fuse 1 on fuse holder C |
| SC3 | Fuse 3 on fuse holder C |
| SC10 | Fuse 10 on fuse holder C |
| SC27 | Fuse 27 on fuse holder C |
| T14a | 14-pin connector, on left in engine compartment |
| B290 | Positive connection 14 (15a) in main wiring harness |
| B291 | Positive connection 15 (15a) in main wiring harness |
| B330 | Positive connection 16 (30a) in main wiring harness |
| B571 | Connection 38, in main wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Alternator with voltage regulator - Main relay - Fuse holder A - Fuse holder B
| CX1 | Alternator with voltage regulator |
| J271 | Main relay |
| J533 | Data bus diagnostic interface |
| SA | Fuse holder A |
| SA1 | Fuse 1 in fuse holder A |
| SA3 | Fuse 3 in fuse holder A |
| SB | Fuse holder B |
| SB17 | Fuse 17 on fuse holder B |
| SB26 | Fuse 26 on fuse holder B |
| SB49 | Fuse 49 on fuse holder B |
| T2gd | 2-pin connector |
| T4a | 4-pin connector, near starter |
| T20e | 20-pin connector |
| T26a | 26-pin connector |
| T40 | 40-pin connector |
| 502 | Threaded connection 1 (30a) on relay plate |
| 508 | Threaded connection (30) on E-box |
| 509 | Threaded connection 1 (29), on E-box |
| 511 | Threaded connection 2 (30), on E-box |
| B325 | Positive connection 11 (30a) in main wiring harness |
| B699 | Connection 4 (LIN bus) in main wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Fuse holder B
| SB | Fuse holder B |
| SB6 | Fuse 6 on fuse holder B |
| SB7 | Fuse 7 on fuse holder B |
| SB8 | Fuse 8 on fuse holder B |
| SB9 | Fuse 9 on fuse holder B |
| SB10 | Fuse 10 on fuse holder B |
| SB11 | Fuse 11 on fuse holder B |
| SB12 | Fuse 12 on fuse holder B |
| T14a | 14-pin connector, on left in engine compartment |
| T26a | 26-pin connector |
| TV23 | Push-in bridge |
| T40 | 40-pin connector |
| B362 | Positive connection 13 (87a) in main wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Continued coolant circulation relay - Engine control unit - Fuse holder B - Continued coolant circulation pump
| J151 | Continued coolant circulation relay |
| J623 | Engine control unit |
| SB | Fuse holder B |
| SB15 | Fuse 15 on fuse holder B |
| T14a | 14-pin connector |
| T26a | 26-pin connector |
| T40 | 40-pin connector |
| T94 | 94-pin connector |
| V51 | Continued coolant circulation pump |
| 390 | Earth connection 25, in main wiring harness |
| 645 | Earth point 1, on bulkhead |
| B354 | Positive connection 5 (87a) in main wiring harness |
| B362 | Positive connection 13 (87a) in main wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Engine control unit - Ignition coil 1 with output stage - Ignition coil 2 with output stage - Ignition coil 3 with output stage - Spark plug connector - Spark plugs
| J623 | Engine control unit |
| N70 | Ignition coil 1 with output stage |
| N127 | Ignition coil 2 with output stage |
| N291 | Ignition coil 3 with output stage |
| P | Spark plug connector |
| Q | Spark plugs |
| T4cm | 4-pin connector |
| T4cn | 4-pin connector |
| T4co | 4-pin connector |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| 15 | Earth point, on cylinder head |
| 281 | Earth point 1, engine prewiring harness |
| 458 | Earth point 3, engine prewiring harness |
| D180 | Connection (87a), in engine compartment wiring harness |
| D189 | Connection (87a) in engine prewiring harness |
Wiring Diagram VW PASSAT CC 2016 - Engine control unit - Ignition coil 4 with output stage - Ignition coil 5 with output stage - Ignition coil 6 with output stage - Spark plug connector - Spark plugs
| J623 | Engine control unit |
| N292 | Ignition coil 4 with output stage |
| N323 | Ignition coil 5 with output stage |
| N324 | Ignition coil 6 with output stage |
| P | Spark plug connector |
| Q | Spark plugs |
| T4cp | 4-pin connector |
| T4cw | 4-pin connector |
| T4cx | 4-pin connector |
| T14a | 14-pin connector |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| 281 | Earth point 1, engine prewiring harness |
| 283 | Earth point 2, engine prewiring harness |
| 458 | Earth point 3, engine prewiring harness |
| 673 | Earth point 3, on front of left longitudinal member |
| D189 | Connection (87a) in engine prewiring harness |
Wiring Diagram VW PASSAT CC 2016 - Engine control unit - Injector - cylinder 1 - Injector - cylinder 2 - Injector - cylinder 3 - Injector - cylinder 4 - Injector - cylinder 5 - Injector - cylinder 6
| J623 | Engine control unit |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N32 | Injector, cylinder 3 |
| N33 | Injector, cylinder 4 |
| N83 | Injector, cylinder 5 |
| N84 | Injector, cylinder 6 |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
Wiring Diagram VW PASSAT CC 2016 - Radiator outlet coolant temperature sender - Engine control unit - Heater element for crankcase breather - Activated charcoal filter solenoid valve 1 - Camshaft control valve 1 - Exhaust camshaft control valve 1 - Fuel system diagnostic pump
| G83 | Radiator outlet coolant temperature sender |
| J623 | Engine control unit |
| N79 | Heater element for crankcase breather |
| N80 | Activated charcoal filter solenoid valve 1 |
| N205 | Camshaft control valve 1 |
| N318 | Exhaust camshaft control valve 1 |
| T3af | 3-pin connector |
| T14a | 14-pin connector, on left in engine compartment |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| V144 | Fuel system diagnostic pump |
| D181 | Connection 2 (87a) in engine compartment wiring harness |
| * | Only for American markets |
Wiring Diagram VW PASSAT CC 2016 - Hall sender - Coolant temperature sender - Hall sender 2 - Fuel pressure sender - Fuel pressure sender for low-pressure - Engine control unit
| G40 | Hall sender |
| G62 | Coolant temperature sender |
| G163 | Hall sender 2 |
| G247 | Fuel pressure sender |
| G410 | Fuel pressure sender for low-pressure |
| J623 | Engine control unit |
| T3ck | 3-pin connector |
| T3cl | 3-pin connector |
| T3cm | 3-pin connector |
| T3cn | 3-pin connector |
| T14a | 14-pin connector, on left in engine compartment |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| D101 | Connection 1 in engine compartment wiring harness |
| D102 | Connection 2 in engine compartment wiring harness |
| D141 | Connection (5V) in engine prewiring harness |
| D174 | Connection 2 (5V) in engine prewiring harness |
Wiring Diagram VW PASSAT CC 2016 - Engine speed sender - Knock sensor 1 - Knock sensor 2 - Engine control unit
| G28 | Engine speed sender |
| G61 | Knock sensor 1 |
| G66 | Knock sensor 2 |
| J623 | Engine control unit |
| T2hx | 2-pin connector |
| T3bp | 3-pin connector |
| T3cf | 3-pin connector |
| T60 | 60-pin connector |
| D102 | Connection 2 in engine compartment wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Lambda probe - Lambda probe 2 - Engine control unit - Lambda probe heater - Lambda probe heater 2
| G39 | Lambda probe |
| G108 | Lambda probe 2 |
| J623 | Engine control unit |
| T6w | 6-pin connector |
| T6z | 6-pin connector, brown |
| T94 | 94-pin connector |
| Z19 | Lambda probe heater |
| Z28 | Lambda probe heater 2 |
| B357 | Positive connection 8 (87a) in main wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Lambda probe after catalytic converter - Lambda probe 2 after catalytic converter - Engine control unit - Lambda probe 1 heater after catalytic converter - Lambda probe 2 heater after catalytic converter
| G130 | Lambda probe after catalytic converter |
| G131 | Lambda probe 2 after catalytic converter |
| J623 | Engine control unit |
| T4r | 4-pin connector, near Lambda probe |
| T4u | 4-pin connector, near Lambda probe |
| T94 | 94-pin connector |
| Z29 | Lambda probe 1 heater after catalytic converter |
| Z30 | Lambda probe 2 heater after catalytic converter |
| B355 | Positive connection 6 (87a) in main wiring harness |
Wiring Diagram VW PASSAT CC 2016 - Accelerator position sender - Accelerator position sender 2 - Throttle valve drive for electric throttle - Throttle valve drive angle sender 1 for electric throttle - Throttle valve drive angle sender 2 for electric throttle - Engine control unit
| G79 | Accelerator position sender |
| G185 | Accelerator position sender 2 |
| G186 | Throttle valve drive for electric throttle |
| G187 | Throttle valve drive angle sender 1 for electric throttle |
| G188 | Throttle valve drive angle sender 2 for electric throttle |
| J623 | Engine control unit |
| T6bs | 6-pin connector |
| T6q | 6-pin connector |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
Wiring Diagram VW PASSAT CC 2016 - Electronic ignition lock - Intake air temperature sender - Air mass meter - Steering column electronics control unit - Engine control unit - Fuel pressure regulating valve
| D9 | Electronic ignition lock |
| G42 | Intake air temperature sender |
| G70 | Air mass meter |
| J527 | Steering column electronics control unit |
| J623 | Engine control unit |
| N276 | Fuel pressure regulating valve |
| T5g | 5-pin connector |
| T14a | 14-pin connector, on left in engine compartment |
| T16f | 16-pin connector |
| T16o | 16-pin connector |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| B441 | Connection (CCS), in main wiring harness |
| B729 | Connection 1 (50), in main wiring harness |
| * | Only models with adaptive cruise control (ACC) |
| *2 | Speed signal |
| *3 | gradual introduction |
Wiring Diagram VW PASSAT CC 2016 - Brake light switch - Multifunction switch - Radiator fan control unit - Engine control unit - Radiator fan - Radiator fan 2
| F | Brake light switch |
| F125 | Multifunction switch |
| J293 | Radiator fan control unit |
| J519 | Onboard supply control unit |
| J623 | Engine control unit |
| T2be | 2-pin connector, on lock carrier |
| T4f | 4-pin connector |
| T4i | 4-pin connector, on lock carrier |
| T10w | 10-pin connector |
| T52c | 52-pin connector |
| T94 | 94-pin connector |
| V7 | Radiator fan |
| V177 | Radiator fan 2 |
| 398 | Earth connection 33, in main wiring harness |
| 639 | Earth point, left A-pillar |
| 671 | Earth point 1, on front of left longitudinal member |
| B335 | Connection 1 (54), in main wiring harness |
| B509 | Connection 3 (diagnosis), in main wiring harness |
| * | Only models with automatic gearbox |
Wiring Diagram VW PASSAT CC 2016 - Fuel gauge sender - Fuel system pressurisation pump - Onboard supply control unit - Data bus diagnostic interface - Fuel pump control unit - Engine control unit
| G | Fuel gauge sender |
| G6 | Fuel system pressurisation pump |
| J519 | Onboard supply control unit |
| J533 | Data bus diagnostic interface |
| J538 | Fuel pump control unit |
| J623 | Engine control unit |
| T5u | 5-pin connector |
| T10p | 10-pin connector |
| T16d | 16-pin connector, on diagnostic connection |
| T20e | 20-pin connector |
| T52b | 52-pin connector |
| T94 | 94-pin connector |
| 78 | Earth point, lower part of right B-pillar |
| 295 | Earth connection 10, in interior wiring harness |
| 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 - Coolant shortage indicator sender - Fuel gauge sender 2 - Control unit in dash panel insert - Dash panel insert - Alternator warning lamp - Oil pressure warning lamp - Coolant temperature and coolant shortage warning lamp - Cruise control system warning lamp - Reserve fuel warning lamp
| G32 | Coolant shortage indicator sender |
| G169 | Fuel gauge sender 2 |
| 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 |
| K31 | Cruise control system warning lamp |
| K105 | Reserve fuel warning lamp |
| T3ai | 3-pin connector |
| T32c | 32-pin connector |
| 295 | Earth connection 10, in interior wiring harness |
| * | Only models with all-wheel drive |
Wiring Diagram VW PASSAT CC 2016 - Oil pressure switch - Fuel gauge - Coolant temperature gauge - Rev. counter - Oil level and oil temperature sender - Buzzer and gong - Control unit in dash panel insert - Dash panel insert - Oil level warning lamp - Electronic power control fault lamp
| F1 | Oil pressure switch |
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| G5 | Rev. counter |
| G266 | Oil level and oil temperature sender |
| H3 | Buzzer and gong |
| J285 | Control unit in dash panel insert |
| K | Dash panel insert |
| K38 | Oil level warning lamp |
| K132 | Electronic power control fault lamp |
| T3bu | 3-pin connector |
| T6e | 6-pin connector |
| T14a | 14-pin connector, on left in engine compartment |
| T32c | 32-pin connector |
| B163 | Positive connection 1 (15), in interior wiring harness |
VW PASSAT CC 2016 Overview of control units
| q | 100-pin connector assignment |
| q | 100-pin connector |
| q | Connector assignment |
| q | Connector |
| Climatronic control unit -J255- |
| q | Air conditioning system control unit -J301- |
| q | Connector assignment |
| q | Connector |
| q | Climatronic control unit -J255- |
| q | Connector assignment |
| q | Connector |
| q | Fitting location |
| q | Fitting location of heated rear seats control unit -J786- |
| q | Fitting location of control unit for navigation system -J856- |
| q | Connector assignment |
| q | Connector |
| q | Connector assignment |
| q | Connector |
| q | Connector assignment |
| q | Connector |
| q | Connector assignment |
| q | Connector |
| q | Connector assignment |
| q | Connector |
| q | Connector assignment |
| q | Connector |
| q | Connector assignment |
| q | Connector |
| q | Connector assignment |
| q | Connector |
| q | Connector assignment |
| q | Connector |
| 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- |
| q | Connector assignment |
| q | Connector |
|
| 100-pin connector assignment: |
| B - | 100-pin connector -T100- |
| B - | 100-pin connector -T100a- |
|
| Connector assignment: |
| A - | Convenience system central control unit -J393- |
| Connector: |
| 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- |
| Connector assignment: |
| A - | Air conditioning system control unit -J301- |
VW PASSAT CC 2016 Climatronic control unit J255 | Climatronic control unit -J255- |
| Connector assignment: |
| A - | Climatronic control unit -J255- |
VW PASSAT CC 2016 | Control unit for cornering light and headlight range control -J745- / headlight range control unit -J431- |
|
| 1 - | Control unit for navigation system -J856- |
| A - | 10-pin connector -T10y- |
| B - | 5-pin connector -T5- |
| q | Control unit 1 for information electronics -J794- |
| C - | 5-pin connector -T5- |
| q | Multimedia system operating unit -E380- |
| D - | 2-pin connector |
| q | Radio aerial -R248- |
| E - | 20-pin connector -T20p- |
| F - | 2-pin connector |
| q | Digital radio aerial -R183- |
Note:
|
Note:
|
| Connector assignment: |
| 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- |
|
| Connector assignment: |
| A - | Mobile telephone operating electronics control unit -J412- / telephone controls control unit -J738- |
| Control unit for electromechanical parking brake -J540- |
|
| Connector assignment: |
| A - | Control unit for electromechanical parking brake -J540- |
| Rear right door control unit -J389- |
| Fitting location: |
| On inside of rear door on front passenger side -arrow- |
| Rear left door control unit -J388- |
|
| Connector assignment: |
| A - | Rear right door control unit -J389- , rear left door control unit -J388- |
| Fuel pump control unit -J538- |
|
| Connector assignment: |
| A - | Fuel pump control unit -J538- |
| Seat and steering column adjustment control unit with memory -J136- |
| Fitting location: |
| under front seat driver's side -arrow- |
| Connector assignment: |
| A - | Seat and steering column adjustment control unit with memory -J136- |
| Connector: |
| 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 |
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