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Wiring Diagram VW CADDY 2015 - Battery - Starter - Alternator - Battery monitor control unit - Onboard supply control unit - Fuse 1 in fuse holder A
| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| J367 | Battery monitor control unit |
| J519 | Onboard supply control unit |
| SA1 | Fuse 1 in fuse holder A |
| T2 | 2-pin connector |
| T2ai | 2-pin connector, black |
| T2c | 2-pin connector, near starter, black |
| T4t | 4-pin connector, near starter, black |
| T52a | 52-pin connector, black |
| 1 | Earth strap, battery - body |
| 508 | Threaded connection (30) on E-box |
| A209 | Connection 1 (LIN bus) in dash panel wiring harness |
| B319 | Positive connection 5 (30a) in main wiring harness |
| * | Only models with start/stop system |
| *2 | Only right-hand drive models |
| *3 | Only models with no air conditioning system |
| *4 | Only models with no start/stop system |
| *5 | Only models with air conditioning system |
Wiring Diagram VW CADDY 2015 - Alternator - Onboard supply control unit - Fuse 5 in fuse holder A - Fuse 43 on fuse holder C
| C | Alternator |
| C1 | Voltage regulator |
| J519 | Onboard supply control unit |
| SA5 | Fuse 5 in fuse holder A |
| SC43 | Fuse 43 on fuse holder C |
| T2ah | 2-pin connector, black |
| T2c | 2-pin connector, near starter, black |
| T4t | 4-pin connector, near starter, black |
| T52c | 52-pin connector, brown |
| 14 | Earth point, on gearbox |
| 508 | Threaded connection (30) on E-box |
| 652 | Earth point, engine and gearbox earth |
| B177 | Connection (61), in interior wiring harness |
| * | Only models with no start/stop system |
| *2 | Only models with air conditioning system |
| *3 | Only models with no air conditioning system |
| *4 | Only models with start/stop system |
Wiring Diagram VW CADDY 2015 - Onboard supply control unit - Terminal 50 voltage supply relay - Fuse 10 on fuse holder C - Fuse 13 on fuse holder C - Fuse 14 on fuse holder C - Fuse 16 on fuse holder C - Fuse 57 on fuse holder C
| J519 | Onboard supply control unit |
| J682 | Terminal 50 voltage supply relay |
| SC10 | Fuse 10 on fuse holder C |
| SC13 | Fuse 13 on fuse holder C |
| SC14 | Fuse 14 on fuse holder C |
| SC16 | Fuse 16 on fuse holder C |
| SC57 | Fuse 57 on fuse holder C |
| T52b | 52-pin connector, white |
| 508 | Threaded connection (30) on E-box |
| A32 | Positive connection (30), in dash panel wiring harness |
| A192 | Positive connection 3 (15a) in dash panel wiring harness |
| A201 | Positive connection 6 (15a) in dash panel wiring harness |
| B135 | Connection 1 (15a), in interior wiring harness |
| B163 | Positive connection 1 (15), in interior wiring harness |
| B276 | Positive connection (50), in main wiring harness |
| B321 | Positive connection 7 (30a) in main wiring harness |
| * | Only models with start/stop system |
| *2 | Only models with no start/stop system |
| *3 | Only models with crankcase breather heater element |
| *4 | Only models with flexible service interval display |
Wiring Diagram VW CADDY 2015 - Terminal 15 voltage supply relay - Onboard supply control unit - Voltage stabiliser - Starter relay 1 - Starter relay 2 - Fuse holder B
| J329 | Terminal 15 voltage supply relay |
| J519 | Onboard supply control unit |
| J532 | Voltage stabiliser |
| J906 | Starter relay 1 |
| J907 | Starter relay 2 |
| SB | Fuse holder B |
| SB7 | Fuse 7 on fuse holder B |
| SB8 | Fuse 8 on fuse holder B |
| T12c | 12-pin connector, black |
| T40 | 40-pin connector |
| T52b | 52-pin connector, white |
| T52c | 52-pin connector, brown |
| 47 | Earth point, in front right footwell |
| 373 | Earth connection 8, in main wiring harness |
| 377 | Earth connection 12, in main wiring harness |
| 508 | Threaded connection (30) on E-box |
| A32 | Positive connection (30), in dash panel wiring harness |
| B135 | Connection 1 (15a), in interior wiring harness |
| B163 | Positive connection 1 (15), in interior wiring harness |
| B660 | Connection (diagnosis terminal 50), in main wiring harness |
| * | Only models with start/stop system |
| *2 | Only left-hand drive models |
| *3 | Only models with no start/stop system |
| *4 | Only right-hand drive models |
Wiring Diagram VW CADDY 2015 - Automatic glow period control unit - Onboard supply control unit - Glow plug 1 - Glow plug 2 - Glow plug 3 - Glow plug 4 - Fuse holder B - Push-in bridge
| J179 | Automatic glow period control unit, on left under E-box |
| J519 | Onboard supply control unit |
| Q10 | Glow plug 1 |
| Q11 | Glow plug 2 |
| Q12 | Glow plug 3 |
| Q13 | Glow plug 4 |
| SB | Fuse holder B |
| SB3 | Fuse 3 on fuse holder B |
| SB14 | Fuse 14 on fuse holder B |
| SB20 | Fuse 20 on fuse holder B |
| SB21 | Fuse 21 on fuse holder B |
| SB23 | Fuse 23 on fuse holder B |
| SB24 | Fuse 24 on fuse holder B |
| SB27 | Fuse 27 on fuse holder B |
| T11 | 11-pin connector |
| T14a | 14-pin connector, near left headlight, black |
| TV23 | Push-in bridge |
| T40 | 40-pin connector |
| D183 | Connection 4 (87a) in engine compartment wiring harness |
| * | Not for models with Euro 3 emission standard |
| *2 | Only models with auxiliary air heater |
| *3 | Only right-hand drive models |
Wiring Diagram VW CADDY 2015 - Fuel gauge sender - Fuel system pressurisation pump - Fuel pump relay - Onboard supply control unit - Fuel supply relay - Engine component current supply relay - Fuse holder B
| G | Fuel gauge sender |
| G6 | Fuel system pressurisation pump |
| J17 | Fuel pump relay |
| J519 | Onboard supply control unit |
| J643 | Fuel supply relay |
| J757 | Engine component current supply relay |
| SB | Fuse holder B |
| SB10 | Fuse 10 on fuse holder B |
| SB13 | Fuse 13 on fuse holder B |
| SB15 | Fuse 15 on fuse holder B |
| SB22 | Fuse 22 on fuse holder B |
| T5a | 5-pin connector, black |
| T40 | 40-pin connector |
| T52b | 52-pin connector, white |
| 602 | Earth point, in front left footwell |
| B150 | Positive connection 2 (30a), in interior wiring harness |
| B350 | Positive connection 1 (87a) in main wiring harness |
| D78 | Positive connection 1 (30a), in engine compartment wiring harness |
| D183 | Connection 4 (87a) in engine compartment wiring harness |
| * | Only models with auxiliary heating |
| *2 | Only models with manual gearbox |
| *3 | Only models with dual clutch gearbox (DSG) |
| *4 | From May 2012 |
| *5 | Up to October 2012 |
| *6 | Up to April 2012 |
| *7 | From November 2012 |
Wiring Diagram VW CADDY 2015 - Onboard supply control unit - Engine control unit
| J519 | Onboard supply control unit |
| J527 | Steering column electronics control unit |
| J623 | Engine control unit, central in plenum chamber |
| T16a | 16-pin connector |
| T52c | 52-pin connector, brown |
| T94 | 94-pin connector |
| 388 | Earth connection 23, in main wiring harness |
| 602 | Earth point, in front left footwell |
| B273 | Positive connection (15), in main wiring harness |
| D182 | Connection 3 (87a) in engine compartment wiring harness |
| * | Only models with start/stop system |
| *2 | Only models with no start/stop system |
| *3 | From May 2012 |
| *4 | Up to October 2012 |
Wiring Diagram VW CADDY 2015 - Air mass meter - Onboard supply control unit - Engine control unit - Heater element for crankcase breather
| G70 | Air mass meter |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| N79 | Heater element for crankcase breather |
| T3ag | 3-pin connector, black |
| T94 | 94-pin connector |
| 131 | Earth connection 2, in engine compartment wiring harness |
| 382 | Earth connection 17, in main wiring harness |
| 383 | Earth connection 18, in main wiring harness |
| 607 | Earth point, on left in plenum chamber |
| 662 | Earth point, rear left side panel |
| 663 | Earth point, rear right side panel |
| * | Only models with start/stop system |
| *2 | Only models with crankcase breather heater element |
| *3 | Only models with no air conditioning system |
| *4 | Only models with air conditioning system |
| *5 | Optional equipment |
| *6 | Only models with basic equipment |
| *7 | According to equipment |
| *8 | Only models with manual gearbox |
| *9 | Up to April 2012 |
Wiring Diagram VW CADDY 2015 - Start/Stop operation button - Accelerator pedal module - Onboard supply control unit - Engine control unit
| E693 | Start/Stop operation button |
| GX2 | Accelerator pedal module |
| G79 | Accelerator position sender |
| G185 | Accelerator position sender 2 |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| K259 | Start/Stop operation warning lamp |
| L76 | Button illumination bulb |
| T6l | 6-pin connector, blue |
| T6y | 6-pin connector, black |
| T52b | 52-pin connector, white |
| T94 | 94-pin connector |
| 372 | Earth connection 7, in main wiring harness |
| A199 | Positive connection 4 (15a) in dash panel wiring harness |
| B340 | Connection 1 (58d), in main wiring harness |
| * | Only models with start/stop system |
Wiring Diagram VW CADDY 2015 - Charge pressure sender - Intake air temperature sender - Exhaust gas pressure sensor 1 - Gearbox neutral position sender - Onboard supply control unit - Engine control unit
| G31 | Charge pressure sender |
| G42 | Intake air temperature sender |
| G450 | Exhaust gas pressure sensor 1 |
| G701 | Gearbox neutral position sender |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| T3ah | 3-pin connector, brown |
| T3ai | 3-pin connector |
| T4u | 4-pin connector, front left in engine compartment |
| T94 | 94-pin connector |
| 316 | Earth connection (sender earth 2) in engine wiring harness |
| B369 | Connection 1 (5V), in main wiring harness |
| * | Not for models with Euro 3 emission standard |
| *2 | Only models with manual gearbox |
| *3 | Only models with start/stop system |
| *4 | Only models with Euro 3 emission standard |
Wiring Diagram VW CADDY 2015 - Engine speed sender - Lambda probe - Onboard supply control unit - Engine control unit
| G28 | Engine speed sender |
| G39 | Lambda probe |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| T3t | 3-pin connector, black |
| T6r | 6-pin connector, in rear of engine compartment, black |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| Z19 | Lambda probe heater |
| * | Not for models with Euro 3 emission standard |
Wiring Diagram VW CADDY 2015 - Coolant temperature sender - Fuel temperature sender - Radiator outlet coolant temperature sender - Exhaust gas temperature sender 1 - Exhaust gas temperature sender 3 - Exhaust gas temperature sender 4 - Onboard supply control unit - Engine control unit
| G62 | Coolant temperature sender |
| G81 | Fuel temperature sender |
| G83 | Radiator outlet coolant temperature sender |
| G235 | Exhaust gas temperature sender 1 |
| G495 | Exhaust gas temperature sender 3 |
| G648 | Exhaust gas temperature sender 4 |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| T2bo | 2-pin connector, in rear of engine compartment, black |
| T2bp | 2-pin connector, in rear of engine compartment, brown |
| T2bq | 2-pin connector, in rear of engine compartment |
| T14a | 14-pin connector, near left headlight, black |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| 327 | Earth connection (sender earth), in engine compartment wiring harness |
| 328 | Earth connection 2 (sender earth), in engine compartment wiring harness |
| * | Only models with manual gearbox |
| *2 | Not for models with Euro 3 emission standard |
Wiring Diagram VW CADDY 2015 - Onboard supply control unit - Engine control unit - Injector - cylinder 1 - Injector - cylinder 2 - Injector - cylinder 3 - Injector - cylinder 4 - Fuel pressure regulating valve - Fuel metering valve
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| N30 | Injector, cylinder 1 |
| N31 | Injector, cylinder 2 |
| N32 | Injector, cylinder 3 |
| N33 | Injector, cylinder 4 |
| N276 | Fuel pressure regulating valve |
| N290 | Fuel metering valve |
| T14a | 14-pin connector, near left headlight, black |
| T60 | 60-pin connector |
| D197 | Connection 5 (87a) in engine compartment wiring harness |
Wiring Diagram VW CADDY 2015 - Onboard supply control unit - Engine control unit - Charge pressure control solenoid valve - Exhaust gas recirculation cooler changeover valve - Coolant circulation pump 2
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| N75 | Charge pressure control solenoid valve |
| N345 | Exhaust gas recirculation cooler changeover valve |
| T4x | 4-pin connector, on radiator fan, bottom left, black |
| T14a | 14-pin connector, near left headlight, black |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| V178 | Coolant circulation pump 2 |
| 317 | Earth connection 7, in engine compartment wiring harness |
| 640 | Earth point 2, left in engine compartment |
| D102 | Connection 2 in engine compartment wiring harness |
| D180 | Connection (87a), in engine compartment wiring harness |
| * | Radiator fan connection |
Wiring Diagram VW CADDY 2015 - Throttle valve potentiometer - Position sender for charge pressure positioner - Throttle valve module - Onboard supply control unit - Engine control unit
| G69 | Throttle valve potentiometer |
| G212 | Exhaust gas recirculation potentiometer |
| G581 | Position sender for charge pressure positioner |
| J338 | Throttle valve module |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| N18 | Exhaust gas recirculation valve |
| T5q | 5-pin connector, black |
| T6o | 6-pin connector, grey |
| T60 | 60-pin connector |
| 220 | Earth connection (sender earth), in engine wiring harness |
| D101 | Connection 1 in engine compartment wiring harness |
Wiring Diagram VW CADDY 2015 - Brake light switch - Hall sender - Fuel pressure sender - Onboard supply control unit - Engine control unit
| F | Brake light switch |
| G40 | Hall sender |
| G247 | Fuel pressure sender |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| T3z | 3-pin connector, on front of engine, black |
| T4w | 4-pin connector, black |
| T52c | 52-pin connector, brown |
| T60 | 60-pin connector |
| T94 | 94-pin connector |
| 209 | Earth connection 6, in engine compartment wiring harness |
| 220 | Earth connection (sender earth), in engine wiring harness |
| B131 | Connection (54), in interior wiring harness |
| B351 | Positive connection 2 (87a) in main wiring harness |
| D101 | Connection 1 in engine compartment wiring harness |
| D106 | Connection 4 in engine compartment wiring harness |
| * | Only models with manual gearbox |
| *2 | Only models with dual clutch gearbox (DSG) |
Wiring Diagram VW CADDY 2015 - Clutch position sender - Onboard supply control unit - Engine control unit
| G476 | Clutch position sender |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| J743 | Mechatronic unit for dual clutch gearbox |
| T5m | 5-pin connector, black |
| T25 | 25-pin connector, black |
| T52c | 52-pin connector, brown |
| T94 | 94-pin connector |
| 209 | Earth connection 6, in engine compartment wiring harness |
| 376 | Earth connection 11, in main wiring harness |
| 655 | Earth point, on left headlight |
| D112 | Connection 10 in engine compartment wiring harness |
| * | Only models with dual clutch gearbox 0AM |
| *2 | Only models with start/stop system |
| *3 | Only models with manual gearbox |
| *4 | Only models with no start/stop system |
| *5 | Up to April 2012 |
| *6 | Only left-hand drive models |
| *7 | From May 2012 |
| *8 | Only right-hand drive models |
Wiring Diagram VW CADDY 2015 - Onboard supply control unit - Engine control unit
| E16 | Heater/heat output switch |
| J104 | ABS control unit |
| J359 | Low heat output relay |
| J360 | High heat output relay |
| J519 | Onboard supply control unit |
| J623 | Engine control unit, central in plenum chamber |
| T20c | 20-pin connector, black |
| T47 | 47-pin connector |
| T94 | 94-pin connector |
| 47 | Earth point, in front right footwell |
| 375 | Earth connection 10, in main wiring harness |
| 377 | Earth connection 12, in main wiring harness |
| 602 | Earth point, in front left footwell |
| 605 | Earth point, on top end of steering column |
| B383 | Connection 1 (powertrain CAN bus, high), in main wiring harness |
| B390 | Connection 1 (powertrain CAN bus, low), in main wiring harness |
| * | Only models with auxiliary air heater |
| *2 | Only models with no air conditioning system |
| *3 | Only models with start/stop system |
| *4 | Only left-hand drive models |
| *5 | Only right-hand drive models |
Wiring Diagram VW CADDY 2015 - Multifunction indicator - Control unit in dash panel insert - Onboard supply control unit - Data bus diagnostic interface
| J119 | Multifunction indicator |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| J533 | Data bus diagnostic interface |
| K83 | Exhaust emissions warning lamp |
| K132 | Electronic power control fault lamp |
| T16 | 16-pin connector |
| T20 | 20-pin connector, red |
| T32 | 32-pin connector, blue |
| T52c | 52-pin connector, brown |
| 367 | Earth connection 2, in main wiring harness |
| B383 | Connection 1 (powertrain CAN bus, high), in main wiring harness |
| B390 | Connection 1 (powertrain CAN bus, low), in main wiring harness |
| B397 | Connection 1 (convenience CAN bus, high), in main wiring harness |
| B406 | Connection 1 (convenience CAN bus, low), in main wiring harness |
| * | Diagnostic connection |
| *2 | Only models with start/stop system |
Wiring Diagram VW CADDY 2015 - Oil pressure switch - Fuel gauge - Coolant temperature gauge - Coolant shortage indicator sender - Oil level and oil temperature sender - Control unit in dash panel insert - Onboard supply control unit - Glow period warning lamp - Diesel particulate filter warning lamp
| F1 | Oil pressure switch |
| G1 | Fuel gauge |
| G3 | Coolant temperature gauge |
| G32 | Coolant shortage indicator sender |
| G266 | Oil level and oil temperature sender |
| H3 | Buzzer and gong |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| K3 | Oil pressure warning lamp |
| K29 | Glow period warning lamp |
| K31 | Cruise control system warning lamp |
| K38 | Oil level warning lamp |
| K105 | Reserve fuel warning lamp |
| K231 | Diesel particulate filter warning lamp |
| T6z | 6-pin connector, near left headlight, black |
| T14a | 14-pin connector, near left headlight, black |
| T32 | 32-pin connector, blue |
| T52a | 52-pin connector, black |
| 367 | Earth connection 2, in main wiring harness |
| 410 | Earth connection 1 (sender earth) in main wiring harness |
| * | Only models with flexible service interval display |
VW CADDY 2015 Overview of all control units
| 1 - | ABS control unit -J104- |
| q | Fitting location → Chapter |
| q | Connector assignment → Chapter |
| 2 - | Engine control unit -J623- |
| q | Fitting location → Chapter |
| q | Connector assignment for 121-pin connector -T121- → Chapter |
| q | Connector assignment for 60-pin connector -T60- and 94-pin connector -T94- → Chapter |
| 3 - | Front passenger door control unit -J387- |
| q | Fitting location → Chapter |
| q | Connector assignment → Chapter |
| 4 - | Control unit for cornering light and headlight range control -J745- |
| q | Fitting location → Chapter |
| 5 - | Mobile telephone operating electronics control unit -J412- |
| q | Fitting location → Chapter |
| q | Connector assignment → Chapter |
| 6 - | Control unit in dash panel insert -J285- |
| q | Connector assignment → Chapter |
| 7 - | Steering column electronics control unit -J527- |
| q | Fitting location → Chapter |
| q | Connector assignment → Chapter |
| 8 - | Data bus diagnostic interface -J533- |
| q | Fitting location → Chapter |
| q | Connector assignment → Chapter |
| 9 - | Trailer detector control unit -J345- |
| q | Fitting location → Chapter |
| q | Connector assignment → Chapter |
| 10 - | Parking aid control unit -J446- (2JB ) |
| q | Fitting location → Chapter |
| 11 - | All-wheel drive control unit -J492- |
| q | Fitting location → Chapter |
| 12 - | Heated front seats control unit -J774- |
| q | Fitting location → Chapter |
| 13 - | Driver door control unit -J386- |
| q | Fitting location → Chapter |
| q | Connector assignment → Chapter |
| 14 - | Remote control receiver for auxiliary coolant heater -R149- |
| q | Fitting location → Chapter |
| 15 - | Onboard supply control unit -J519- |
| q | Fitting location → Chapter |
| q | Connector assignment of 52-pin connector -T52a- black → Chapter |
| q | Connector assignment of 52-pin connector -T52b- white → Chapter |
| q | Connector assignment of 52-pin connector -T52c- brown → Chapter |
| 16 - | Park assist steering control unit -J791- (7X5 ),Parking aid control unit -J446- (2JG, 2JX ) |
| q | Fitting location → Chapter |
| q | Connector assignment → Chapter |
| 17 - | Voltage stabiliser -J532- |
| q | Fitting location → Chapter |
| 18 - | Special vehicle control unit -J608- |
| q | Fitting location → Chapter |
| 19 - | Power steering control unit -J500- |
| q | Fitting location → Chapter |
| q | Connector assignment → Chapter |
| 20 - | Airbag control unit -J234- |
| q | Fitting location → Chapter |
| q | Connector assignment → Chapter |
| 21 - | Battery monitoring control unit -J367- |
| q | Fitting location → Chapter |
| 22 - | Wiper motor control unit -J400- |
| q | Fitting location → Chapter |
|
|
| 121-pin connector assignment: |
| A - | Engine control unit -J623- |
| Connector: |
| B - | 81-pin connector -T81- (Pin 1 - Pin 81) |
| C - | 40-pin connector -T40- (Pin 82 - Pin 121) |
Note
| The 40-pin connector -T40- and the 81-pin connector -T81- are represented in the wiring diagram as a 121-pin connector -T121- . |
|
| 154-pin connector assignment: |
| A - | Engine control unit -J623- |
| Connector: |
| B - | 94-pin connector -T94- |
| C - | 60-pin connector -T60- |
|
|
| Connector assignment: |
| A - | Power steering control unit -J500- |
| Connector: |
| B - | 2-pin connector -T2b- |
| C - | 3-pin connector -T3o- |
| D - | 5-pin connector -T5s- |
|
|
| Connector assignment: |
| A - | ABS control unit -J104- |
| q | with ESP only |
| Connector: |
| B - | 47-pin connector, on wiring harness (T47) |
|
|
| Connector assignment: |
| A - | Airbag control unit -J234- |
| Connector: |
| B - | 50-pin connector -T50- |
|
Note
|
| Connector assignment: |
| A - | Front passenger door control unit -J387- |
| Connector: |
| B - | 32-pin connector -T32a- |
| C - | 16-pin connector -T16g- |
| D - | 20-pin connector -T20b- |
|
|
| Connector assignment |
| A - | Mobile telephone operating electronics control unit -J412- |
| Connector: |
| B - | 54-pin connector -T54- |
|
|
|
| Connector assignment: |
| A - | Trailer detector control unit -J345- |
| Connector: |
| B - | 16-pin connector -T16x- |
| C - | 12-pin connector -T12m- |
|
|
| Connector assignment → Chapter |
| 1 - | Steering column electronics control unit -J527- |
| q | under steering column, near steering column switch |
| Connector assignment: |
| A - | 16-pin connector -T16a- |
| 1 - Terminal 30 |
| 2 - Terminal 31 |
| 3 - connector 1 (convenience CAN bus, low), in main wiring harness -B406- |
| 4 - connector 1 (convenience CAN bus, low), in main wiring harness -B397- |
| 5 - Engine control unit -J623- (CCS off) |
| 6 - Onboard supply control unit -J519- or Engine control unit -J623- (terminal 50) |
| 7 - Not assigned |
| 8 - Not assigned |
| 9 - Not assigned |
| 10 - Not assigned |
| 11 - Selector lever sensors control unit -J587- (P) |
| 12 - Not assigned |
| 13 - Not assigned |
| 14 - Onboard supply control unit -J519- (terminal 15) |
| 15 - Not assigned |
| 16 - Not assigned |
| B - | 4-pin connector, yellow -T4k- |
| 1 - Airbag 1 - |
| 2 - Airbag 1 + |
| 3 - Not assigned |
| 4 - Not assigned |
|
|
|
|
| Connector assignment: |
| A - | Driver door control unit -J386- |
| Connector: |
| B - | 32-pin connector -T32b- (only vehicles with window regulator) |
| - | 16-pin connector -T16e- (only for vehicles without window regulator, not shown) |
| C - | 16-pin connector -T16f- |
| D - | 20-pin connector -T20a- |
|
|
| 52-pin connector -T52a- black -A- |
| 1 - | Fuse 26 on fuse holder B -SB26- (Terminal 30a) |
| t | Onboard supply control unit -J519- |
| t | Left fog light bulb -L22- , or left cornering light bulb -L148- |
| t | Rear left fog light bulb -L46- , or rear right fog light bulb -L47- |
| t | Left daytime running light bulb -L174- |
| t | Right side light bulb -M3- |
| t | Left tail light bulb -M4- |
| t | Front left turn signal bulb -M5- |
| t | Rear right turn signal bulb -M8- |
| t | Right brake light bulb -M10- |
| t | Left reversing light bulb -M16- |
| t | Right turn signal repeater bulb -M19- |
| t | Left headlight dipped beam bulb -M29- |
| t | Left headlight main beam bulb -M30- |
| 2 - | - |
| 3 - | Right turn signal repeater bulb -M19- |
| 4 - | Left turn signal repeater bulb -M18- |
| 5 - | Left headlight main beam bulb -M30- |
| 6 - | Left daytime running light bulb -L174- (2-filament light bulb) |
| 7 - | - |
| 8 - | - |
| 9 - | Rear right turn signal bulb -M8- |
| 10 - | Front left turn signal bulb -M5- |
| 11 - | Left headlight dipped beam bulb -M29- |
| 12 - | Connection (door contact switch), in rear wiring harness -W22- , luggage compartment light switch -F5- , rear lid lock unit -F256- , luggage compartment light -W3- |
| 13 - | Rear lid handle release button -E234- |
| 14 - | Bonnet contact switch -F266- |
| 15 - | Rear right central locking lock unit -F223- |
| 16 - | Reversing light switch -F4- |
| 17 - | Rear fog light switch -E18- |
| 18 - | Light switch -E1- (Daytime running light) |
| 19 - | Light switch -E1- (Side lights) |
| 20 - | Light switch -E1- (Driving light assist) |
| 21 - | Fog light switch -E7- |
| 22 - | Light switch -E1- (Headlight dipped beam) |
| 23 - | Earth connection -31- |
| 24 - | Fuse 3 on fuse holder B -SB3- (terminal 30_ref) |
| 25 - | Left fog light bulb -L22- , left cornering light bulb -L148- |
| 26 - | Right brake light bulb -M10- |
| 27 - | Left tail light bulb -M4- (2-filament light bulb) |
| 28 - | Left reversing light bulb -M16- |
| 29 - | Contact switch for rear left door -F227- , rear lid lock unit -F256- |
| 30 - | Rear right door contact switch -F11- |
| 31 - | - |
| 32 - | Rear left interior locking button -E310- |
| 33 - | Interior illumination switch -E599- , Rear left door lock unit -VX23- , Surround lighting 1 in rear lid -W61- , Surround lighting 2 in rear lid -W62- |
| 34 - | Rear left central locking lock unit -F222- |
| 35 - | Heater/heat output switch -E16- |
| 36 - | Interior monitoring deactivation switch -E267- |
| 37 - | - |
| 38 - | Rear left central locking lock unit -F222- |
| 39 - | - |
| 40 - | Rear right central locking lock unit -F223- |
| 41 - | Rear left door contact switch -F10- |
| 42 - | Earth connection -31- |
| 43 - | Washer pump -V5- , Rear window wiper motor -V12- , windscreen and rear window washer pump -V59- |
| 44 - | Right side light bulb -M3- (2-filament light bulb) |
| 45 - | High-mounted brake light bulb -M25- |
| 46 - | Rear lid release motor -V139- |
| 47 - | - |
| 48 - | Left sliding door central locking motor -V95- |
| 49 - | Right sliding door central locking motor -V58- |
| 50 - | - |
| 51 - | - |
| 52 - | - |
|
| 52-pin connector -T52b- white-B- |
| 1 - | Fuse 50 on fuse holder C -SC50- (terminal 30_ZV) |
| 2 - | Washer pump -V5- , Rear window wiper motor -V12- , windscreen and rear window washer pump -V59- |
| 3 - | - |
| 4 - | - |
| 5 - | Rear left door lock unit -VX23- |
| 6 - | - |
| 7 - | Left sliding door central locking motor -V95- |
| 8 - | Right sliding door central locking motor -V58- |
| 9 - | - |
| 10 - | - |
| 11 - | Rear lid release motor -V139- |
| 12 - | Terminal 15 voltage supply relay -J329- |
| 13 - | - |
| 14 - | Heater/heat output switch -E16- |
| 15 - | Switch and instrument illumination regulator -E20- |
| 16 - | Rear left interior locking button -E310- |
| 17 - | - |
| 18 - | - |
| 19 - | - |
| 20 - | - |
| 21 - | Heated front seats control unit -J774- |
| 22 - | Heated rear window relay -J9- |
| 23 - | - |
| 24 - | Indicator lamp for hazard warning light -K6- |
| 25 - | - |
| 26 - | - |
| 27 - | - |
| 28 - | X-contact relief relay -J59- |
| 29 - | Engine control unit -J623- , terminal 50 voltage supply relay -J682- |
| 30 - | Switch and instrument illumination regulator -E20- |
| 31 - | - |
| 32 - | - |
| 33 - | Wiper motor control unit -J400- , rain and light sensor -G397- (LIN bus) |
| 34 - | - |
| 35 - | - |
| 36 - | Alarm horn -H12- , interior monitoring sensor -G273- , vehicle inclination sender -G384- , Anti-theft alarm sensor -G578- (LIN bus) |
| 37 - | Interior monitoring deactivation switch -E267- |
| 38 - | Fuel pump relay -J17-Fuel supply relay -J643- |
| 39 - | - |
| 40 - | Headlight washer system relay -J39- |
| 41 - | Horn relay -J413- |
| 42 - | Fuse 46 on fuse holder C -Klemme- 30a |
| t | Front interior light -W1- |
| t | Luggage compartment light -W3- |
| t | Glove compartment light -W6- |
| t | Rear interior light -W43- |
| 43 - | (Terminal 30g) |
| t | Front interior light -W1- |
| t | Luggage compartment light -W3- |
| t | Glove compartment light -W6- |
| t | Rear interior light -W43- |
| 44 - | - |
| 45 - | - |
| 46 - | - |
| 47 - | - |
| 48 - | - |
| 49 - | - |
| 50 - | Rear left fog light bulb -L46- (2-filament light bulb) or rear right fog light bulb -L47- (2-filament light bulb) |
| 51 - | Terminal -58d- |
| 52 - | Earth connection -31- |
|
| 52-pin connector -T52c- brown -C- |
| 1 - | Fuse 24 on fuse holder C -SC24- (terminal 30DWA) |
| t | Alarm horn -H12- |
| t | Interior monitoring sensor -G273- |
| 2 - | - |
| 3 - | Right tail light bulb -M2- (2-filament light bulb) |
| 4 - | Left brake light bulb -M9- |
| 5 - | Earth connection -31- |
| 6 - | - |
| 7 - | Hazard warning lights button -E229- |
| 8 - | - |
| 9 - | - |
| 10 - | Front interior light -W1- , Rear interior light -W43-Terminal -TK- |
| 11 - | - |
| 12 - | - |
| 13 - | Steering column electronics control unit -J527-Terminal -15- |
| 14 - | Steering column electronics control unit -J527-Terminal -50- |
| 15 - | Connection 1 (convenience CAN bus, high), in main wiring harness -B397- |
| 16 - | Connection 1 (convenience CAN bus, low), in main wiring harness -B406- |
| 17 - | Terminal -54- |
| 18 - | - |
| 19 - | - |
| 20 - | - |
| 21 - | - |
| 22 - | - |
| 23 - | - |
| 24 - | - |
| 25 - | Right fog light bulb -L23- , or right cornering light bulb -L149- |
| 26 - | Left side light bulb -M1- (2-filament light bulb) |
| 27 - | Licence plate light -X- |
| 28 - | Right reversing light bulb -M17- , automatic anti-dazzle interior mirror -Y7- |
| 29 - | - |
| 30 - | Clutch position sender -G476- , or mechatronic unit for dual clutch gearbox -J743- PN signal, orterminal -31- |
| 31 - | Steering column electronics control unit -J527-Terminal -15- |
| 32 - | Alternator -C- , Heater/heat output switch -E16- |
| 33 - | - |
| 34 - | Connection (diagnosis), in interior wiring harness -B159- |
| t | Voltage stabiliser -J532- |
| t | Starter relay 1 -J906- |
| t | Engine control unit -J623- |
| 35 - | Switch and instrument illumination regulator -E20- |
| 36 - | - |
| 37 - | - |
| 38 - | - |
| 39 - | - |
| 40 - | - |
| 41 - | - |
| 42 - | Fuse 16 on fuse holder B -SB16- (Terminal 30a) |
| t | Right fog light bulb -L23- , or right cornering light bulb -L149- |
| t | Rear left fog light bulb -L46- , or rear right fog light bulb -L47- |
| t | Right daytime running light bulb -L175- |
| t | Left side light bulb -M1- |
| t | Right tail light bulb -M2- |
| t | Rear left turn signal bulb -M6- |
| t | Front right turn signal bulb -M7- |
| t | Left brake light bulb -M9- |
| t | Right reversing light bulb -M17- |
| t | Left turn signal repeater bulb -M18- |
| t | High-mounted brake light bulb -M25- |
| t | Right headlight dipped beam bulb -M31- |
| t | Right headlight main beam bulb -M32- |
| 43 - | - |
| 44 - | - |
| 45 - | - |
| 46 - | Right headlight main beam bulb -M32- |
| 47 - | Right daytime running light bulb -L175- (2-filament light bulb) |
| 48 - | - |
| 49 - | - |
| 50 - | Front right turn signal bulb -M7- |
| 51 - | Rear left turn signal bulb -M6- |
| 52 - | Right headlight dipped beam bulb -M31- |
|
|
| Connector assignment: |
| A - | Park assist steering control unit -J791- (7X5 ),Parking aid control unit -J446- (2JG, 2JX ) |
| Connectors: |
| B - | 12-pin connector, black -T12f- , 12-pin connector, black -T12g- |
| C - | 12-pin connector, brown -T12e- |
| D - | 16-pin connector, brown -T16k- , 16-pin connector, brown -T16l- |
|
|
| Connector assignment: |
| A - | Data bus diagnostic interface -J533- |
| Connector: |
| B - | 20-pin connector, red -T20- |
|
| 1 - | Voltage stabiliser -J532- |
| A - | 12-pin connector, black -T12c- |
|
| Dash panel insert -K- with control unit in dash panel insert -J285- |
| Connector assignment for 32-pin connector, blue -T32- |
| 1 - | Fuel gauge sensor -G- (full) |
| 2 - | Fuel gauge sensor -G- (empty) |
| 3 - | Fuel gauge sensor 2 -G169- (full) |
| 4 - | Fuel gauge sensor 2 -G169- (empty) |
| 5 - | - |
| 6 - | - |
| 7 - | Immobiliser reader coil -D2- |
| 8 - | Immobiliser reader coil -D2- |
| 9 - | Output for speed signal |
| 10 - | - |
| 11 - | Oil level and oil temperature sender -G266- |
| 12 - | - |
| 13 - | - |
| 14 - | - |
| 15 - | - |
| 16 - | Terminal 31 |
| 17 - | Windscreen washer fluid level sender -G33- (washer fluid level warning lamp -K37- ) |
| 18 - | Coolant shortage indicator sender -G32- (coolant temperature and coolant shortage warning lamp -K28- ) |
| 19 - | Ambient temperature sensor -G17- |
| 20 - | Earth for sensor |
| 21 - | - |
| 22 - | - |
| 23 - | - |
| 24 - | - |
| 25 - | Handbrake warning switch -F9- (handbrake warning lamp -K139- ) |
| 26 - | Brake fluid level warning contact -F34- (brake fluid level warning lamp -K33- ) |
| 27 - | Oil pressure switch -F1- (oil pressure warning lamp -K3- ) |
| 28 - | Data bus diagnostic interface -J533- CAN bus, high |
| 29 - | Data bus diagnostic interface -J533- CAN bus, low |
| 30 - | - |
| 31 - | Terminal 15a |
| 32 - | Terminal 30a |
|
| 1 - | Wiper motor control unit -J400- |
| A - | 4-pin connector, black -T4p- |
|
| 1 - | Battery monitoring control unit -J367- |
| A - | 2-pin connector -T2- |
Note
|
| 1 - | Control unit for cornering light and headlight range control -J745- |
| A - | 26-pin connector -T26b- |
Note
|
| 1 - | Remote control receiver for auxiliary coolant heater -R149- |
| A - | 6-pin connector, blue -T6v- |
| B - | Aerial connection point |
|
