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Wiring Diagram VW TOURAN 2008 - Battery - terminal 15 voltage supply relay 2 - terminal 30 voltage supply relay 2 - fuses
| A | Battery |
| B | Starter |
| C | Alternator |
| J519 | Onboard supply control unit |
| J681 | Terminal 15 voltage supply relay 2 |
| J682 | Terminal 50 voltage supply relay |
| J689 | Terminal 30 voltage supply relay 2 |
| SA1 | Fuse 1 on fuse holder A |
| SA5 | Fuse 5 on fuse holder A |
| SB3 | Fuse 3 on fuse holder B |
| SB7 | Fuse 7 on fuse holder B |
| SC10 | Fuse 10 on fuse holder C |
| T40 | 40-pin connector |
| 1 | Earth strap, battery - body |
| 14 | Earth point, on gearbox |
| 508 | Screw connection (30) on E-box |
| 652 | Earth point, engine and gearbox earth |
| B163 | Positive connection 1 (15), in interior wiring harness |
| B278 | Connection 2 (15a), in main wiring harness |
| D50 | Positive connection (30), in engine compartment wiring harness |
| * | Models with 90 A/120 A alternator |
| ** | Models with 140 A alternator |
Wiring Diagram VW TOURAN 2008 - Fuses
| J519 | Onboard supply control unit |
| SB6 | Fuse 6 on fuse holder B |
| SB12 | Fuse 12 on fuse holder B |
| SB19 | Fuse 19 on fuse holder B |
| SB26 | Fuse 26 on fuse holder B |
| SB30 | Fuse 30 on fuse holder B |
| SC16 | Fuse 16 on fuse holder C |
| SC21 | Fuse 21 on fuse holder C |
| T40 | 40-pin connector |
| A167 | Positive connection 3 (30a) 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 |
| B277 | Connection 1 (15a), in main wiring harness |
| B504 | Positive connection 8 (30a) in dash panel wiring harness |
| ** | Only rain and light detector sensor |
| xx | Not models with 6-speed automatic gearbox 09G or dual clutch gearbox 02E/0AM (DSG) |
| -●- | Only models with static headlight range control |
Wiring Diagram VW TOURAN 2008 - X-contact relief relay - fuses
| J13 | Fresh air blower relay |
| J59 | X-contact relief relay (460) |
| J485 | Auxiliary heater operation relay (not models with Climatronic) |
| J519 | Onboard supply control unit |
| SB16 | Fuse 16 on fuse holder B |
| SB17 | Fuse 17 on fuse holder B |
| SC30 | Fuse 30 on fuse holder C |
| SC33 | Fuse 33 on fuse holder C |
| SC34 | Fuse 34 on fuse holder C |
| SC46 | Fuse 46 on fuse holder C |
| SC52 | Fuse 52 on fuse holder C |
| T40 | 40-pin connector |
| B162 | Connection (75a), in interior wiring harness |
| L62 | Positive connection (30a), in auxiliary heater wiring harness |
| ** | Only models with heated washer jets |
| *** | Only models with auxiliary heater |
| **** | Only models with no auxiliary heater |
Wiring Diagram VW TOURAN 2008 - Control unit for steering column electronics - ignition/starter switch - solenoid for ignition key withdrawal lock - fuses
| D | Ignition/starter switch |
| F319 | Selector lever locked in position P switch |
| J519 | Onboard supply control unit |
| J527 | Steering column electronics control unit |
| N376 | Ignition key withdrawal lock solenoid |
| SC29 | Fuse 29 on fuse holder C |
| T10u | 10-pin connector, under selector lever cover |
| T12j | 12-pin connector |
| T20d | 20-pin connector |
| 44 | Earth point, lower part of left A-pillar |
| 368 | Earth connection 3, in main wiring harness |
| 382 | Earth connection 17, in main wiring harness |
| 605 | Earth point, on top of steering column |
| B349 | Connection 2 (75A), in main wiring harness |
| --- | Only models with dual clutch gearbox 02E / 0AM (DSG) |
Wiring Diagram VW TOURAN 2008 - Steering column electronics control unit - driver side airbag igniter - horn plate - steering angle sender
| F138 | Airbag coil connector |
| G85 | Steering angle sender |
| H | Horn plate |
| J234 | Airbag control unit |
| J519 | Onboard supply control unit |
| J527 | Steering column electronics control unit |
| N95 | Driver side airbag igniter |
| T4ak | 4-pin connector |
| T10x | 10-pin connector |
| T12k | 12-pin connector |
| T20d | 20-pin connector |
| T50 | 50-pin connector |
Wiring Diagram VW TOURAN 2008 - Turn signal switch - headlight dipper and flasher switch - windscreen wiper switch - windscreen washer pump switch - CCS switch - multifunction display call-up button
| E2 | Turn signal switch |
| E4 | Headlight dipper and flasher switch |
| E22 | Intermittent wiper switch |
| E34 | Rear wiper switch |
| E38 | Intermittent wipe regulator |
| E44 | Washer pump switch (automatic wash/wipe and headlight washer system) |
| E45 | Cruise control system switch |
| E86 | Multifunction display call-up button |
| E109 | Multifunction display memory switch |
| E227 | Cruise control system (CCS) SET button |
| J519 | Onboard supply control unit |
| J527 | Steering column electronics control unit |
| J... | Engine control units |
| T8y | 8-pin connector |
| T10ae | 10-pin connector |
| T20d | 20-pin connector |
| * | Only models with multifunction display |
| *** | Only models with cruise control system |
Wiring Diagram VW TOURAN 2008 - Left headlight - left fog light - left headlight range control motor
| J519 | Onboard supply control unit |
| L22 | Left fog light bulb |
| M1 | Left side light bulb |
| M5 | Front left turn signal bulb |
| M29 | Left headlight dipped beam bulb |
| M30 | Left headlight main beam bulb |
| T5n | 5-pin connector, near left headlight* |
| T10i | 10-pin connector, on left headlight |
| T14j | 14-pin connector, near left headlight** |
| V48 | Left headlight range control motor |
| 132 | Earth connection 3, in engine compartment wiring harness |
| 203 | Earth connection, in front fog light wiring harness |
| 288 | Earth connection (HRC), in dash panel wiring harness |
| 376 | Earth connection 11, in main wiring harness |
| 655 | Earth point, on left headlight |
| B457 | Connection 1 (potentiometer), in main wiring harness |
| B458 | Connection 2 (potentiometer), in main wiring harness |
| * | Only models with fog light with no park assist steering |
| ** | Only models with fog light and park assist steering |
| *** | Only models with fog lights |
| -●- | Only models with static headlight range control |
Wiring Diagram VW TOURAN 2008 - Switch and instrument illumination regulator - headlight range control adjuster - dual one horn relay - horn relay - bass horn - treble horn
| E20 | Switch and instrument illumination regulator |
| E102 | Headlight range control regulator |
| H2 | Treble horn |
| H7 | Bass horn |
| J4 | Dual tone horn relay |
| J413 | Horn relay |
| J519 | Onboard supply control unit |
| L105 | Illumination regulator illumination bulb |
| T8e | 8-pin connector |
| 132 | Earth connection 3, in engine compartment wiring harness |
| 642 | Earth point for electronically controlled fan |
| 378 | Earth connection 13, in main wiring harness |
| A90 | Connection (dual tone horn), in dash panel wiring harness |
| * | Only models with treble tone horn |
| **** | Only models with two tone horn |
| -●- | Only models with static headlight range control |
Wiring Diagram VW TOURAN 2008 - Right headlight - right turn signal side repeater - right fog light - right headlight range control motor
| J519 | Onboard supply control unit |
| L23 | Right fog light bulb |
| M3 | Right side light bulb |
| M7 | Front right turn signal bulb |
| M31 | Right headlight dipped beam bulb |
| M32 | Right headlight main beam bulb |
| T5n | 5-pin connector, near left headlight* |
| T10j | 10-pin connector, on right headlight |
| T14j | 14-pin connector, near left headlight** |
| V49 | Right headlight range control motor |
| 288 | Earth connection (HRC), in dash panel wiring harness |
| 378 | Earth connection 13, in main wiring harness |
| B457 | Connection 1 (potentiometer), in main wiring harness |
| B458 | Connection 2 (potentiometer), in main wiring harness |
| * | Only models with fog light with no park assist steering |
| ** | Only models with fog light and park assist steering |
| *** | Only models with fog lights |
| -●- | Only models with static headlight range control |
Wiring Diagram VW TOURAN 2008 - Light switch - fog light switch - rear fog light switch
| E1 | Light switch |
| E7 | Fog light switch |
| E18 | Rear fog light switch |
| J519 | Onboard supply control unit |
| L9 | Light switch illumination bulb |
| T10h | 10-pin connector |
| 372 | Earth connection 7, in main wiring harness |
| B340 | Connection 1 (58d), in main wiring harness |
| *** | Only models with fog lights |
| -●- | Only models with brake wear indicator |
Wiring Diagram VW TOURAN 2008 - Rear turn signal - left brake light - right brake light - reversing light - tail light and rear fog light
| J519 | Onboard supply control unit |
| L46 | Rear left fog light bulb |
| L47 | Rear right fog light bulb |
| M2 | Right tail light bulb |
| M4 | Left tail light bulb |
| M6 | Rear left turn signal bulb |
| M8 | Rear right turn signal bulb |
| M9 | Left brake light bulb |
| M10 | Right brake light bulb |
| M16 | Left reversing light bulb |
| M17 | Right reversing light bulb |
| T6i | 6-pin connector |
| T6j | 6-pin connector |
| T10 | 10-pin connector, under roof at rear |
| T10e | 10-pin connector, on left in rear lid |
| 98 | Earth connection, in rear lid wiring harness |
| 249 | Earth connection 2, in interior wiring harness |
| 369 | Earth connection 4, in main wiring harness |
| 653 | Earth point, on left D-pillar |
| W71 | Connection (reversing light), in rear wiring harness |
| * | Left-hand drive models |
| -●- | Right-hand drive models |
| ** | Only models with no automatic anti-dazzle interior/external mirror/RNS commercial equipment |
| --- | Only models with automatic anti-dazzle interior/exterior mirror |
Wiring Diagram VW TOURAN 2008 - High level brake light bulb - number plate light - exterior mirror turn signal bulb
| E234 | Rear lid handle release button |
| J386 | Driver door control unit |
| J387 | Front passenger side door control unit |
| J393 | Convenience system central control unit |
| J519 | Onboard supply control unit |
| L131 | Driver side exterior mirror turn signal bulb |
| L132 | Front passenger side exterior mirror turn signal bulb |
| M25 | High-level brake light bulb |
| T4f | 4-pin connector |
| T8 | 8-pin connector |
| T10 | 10-pin connector, under roof at rear |
| T10e | 10-pin connector, on left in rear lid |
| T16a | 16-pin connector |
| T16d | 16-pin connector |
| T20a | 20-pin connector |
| T20b | 20-pin connector |
| T28 | 28-pin connector, coupling point, left A-pillar |
| T28a | 28-pin connector, coupling point, right A-pillar |
| X | Number plate light |
| 98 | Earth connection, in rear lid wiring harness |
| 205 | Earth connection, in driver door wiring harness |
| 206 | Earth connection, in front passenger door wiring harness |
Wiring Diagram VW TOURAN 2008 - Hazard warning lights button - reversing light switch - brake light switch - bonnet contact switch - heated washer jets
| E229 | Hazard warning lights button |
| F | Brake light switch |
| F4 | Reversing light switch |
| F266 | Bonnet contact switch |
| J519 | Onboard supply control unit |
| J... | Engine control units |
| K6 | Indicator lamp for hazard warning light |
| T2ag | 2-pin connector, near right headlight |
| T4 | 4-pin connector |
| T4bc | 4-pin connector |
| Z20 | Left washer jet heater element |
| Z21 | Right washer jet heater element |
| 373 | Earth connection 8, in main wiring harness |
| A36 | Connection (75a), in main wiring harness |
| B131 | Connection (54), in interior wiring harness |
| D121 | Connection 19, in engine compartment wiring harness |
| ** | Only models with heated washer jets |
| xx | Not models with dual clutch gearbox 02E / 0AM (DSG) |
Wiring Diagram VW TOURAN 2008 - Windscreen wiper motor on driver side - relay for heater rear window - heat rear window - sensor for rain and light detection
| G397 | Rain and light sensor |
| J9 | Heated rear window relay |
| J400 | Wiper motor control unit |
| J519 | Onboard supply control unit |
| T10 | 10-pin connector, under roof at rear |
| T10d | 10-pin connector, under roof at rear |
| T10e | 10-pin connector, on left in rear lid |
| T10f | 10-pin connector, on right in rear lid |
| T3r | 3-pin connector |
| T4p | 4-pin connector |
| V216 | Driver side windscreen wiper motor |
| Z1 | Heated rear window |
| 238 | Earth connection 1, in interior wiring harness |
| 383 | Earth connection 18, in main wiring harness |
| 609 | Earth point, on right in plenum chamber |
| 653 | Earth point, on left D-pillar |
| B528 | Connection 1 (LIN bus), in main wiring harness |
| ** | Only rain and light detector sensor |
| --- | Only models with no rain and light detector sensor |
Wiring Diagram VW TOURAN 2008 - Rear window wiper motor - windscreen and rear window washer pump - double washer pump relay - 12 V socket (luggage compartment) - luggage compartment light
| F256 | Rear lid lock unit |
| J393 | Convenience system central control unit |
| J519 | Onboard supply control unit |
| J729 | Double washer pump relay 1 |
| J730 | Double washer pump relay 2 |
| T3i | 3-pin connector |
| T4g | 4-pin connector |
| T4u | 4-pin connector |
| T10 | 10-pin connector, under roof at rear |
| T10d | 10-pin connector, under roof at rear |
| T10e | 10-pin connector, on left in rear lid |
| T10f | 10-pin connector, on right in rear lid |
| T18 | 18-pin connector |
| U5 | 12 V socket, in right luggage compartment |
| V12 | Rear window wiper motor |
| V59 | Windscreen and rear window washer pump |
| W3 | Luggage compartment light |
| 195 | Earth connection, in rear door switch wiring harness |
| 383 | Earth connection 18, in main wiring harness |
| B183 | Connection 1 (washer pump), in interior wiring harness |
| B184 | Connection 2 (washer pump), in interior wiring harness |
| B559 | Connection 1 (30g), in main wiring harness |
Wiring Diagram VW TOURAN 2008 - Front interior light - reading lights - illuminated vanity mirror - glove compartment light
| E26 | Glove compartment light switch |
| F147 | Driver vanity mirror contact switch |
| F148 | Front passenger vanity mirror contact switch |
| J519 | Onboard supply control unit |
| T3f | 3-pin connector |
| T8d | 8-pin connector, near front interior light |
| W1 | Front interior light |
| W6 | Glove compartment light |
| W14 | Illuminated vanity mirror, front passenger side |
| W20 | Illuminated vanity mirror, driver side |
| W39 | Left centre reading light |
| W40 | Right centre reading light |
| 347 | Earth connection, in roof wiring harness |
| B154 | Connection 1 (DCt), in interior wiring harness |
| B250 | Positive connection, in roof wiring harness |
| B559 | Positive connection 1 (30g), in flexible printed circuit main wiring harness |
Wiring Diagram VW TOURAN 2008 - Cigarette lighter - rear reading lights
| J29 | Blocking diode |
| J519 | Onboard supply control unit |
| L28 | Cigarette lighter illumination bulb |
| T3h | 3-pin connector |
| U1 | Cigarette lighter |
| U9 | Rear cigarette lighter |
| W11 | Rear left reading light |
| W12 | Rear right reading light |
| 44 | Earth point, lower part of left A-pillar |
| 238 | Earth connection 1, in interior wiring harness |
| 347 | Earth connection, in roof wiring harness |
| 366 | Earth connection 1, in main wiring harness |
| 374 | Earth connection 9, in main wiring harness |
| 377 | Earth connection 12, in main wiring harness |
| B154 | Connection 1 (DCt), in interior wiring harness |
| B250 | Positive connection, in roof wiring harness |
| B348 | Connection 1 (75a), in main wiring harness |
| ### | Only models with rear cigarette lighter with flexible printed circuit |
Wiring Diagram VW TOURAN 2008 - Heater/heater output switch - fresh air blower switch - fresh air blower - air recirculation flap servomotor - heated rear window button
| E9 | Fresh air blower switch |
| E16 | Heater/heat output switch |
| E159 | Fresh air and air recirculation flap switch |
| E230 | Heated rear window button |
| G143 | Potentiometer for air recirculation flap control motor |
| J485 | Auxiliary heater operation relay (not models with Climatronic) |
| J519 | Onboard supply control unit |
| K10 | Heated rear window warning lamp |
| K114 | Fresh air and air recirculation warning lamp |
| L16 | Fresh air regulator illumination bulb |
| N24 | Fresh air blower series resistor with overheating fuse |
| T4r | 4-pin connector |
| T5 | 5-pin connector |
| T6k | 6-pin connector |
| T10k | 10-pin connector, on right under dash panel |
| T20c | 20-pin connector |
| V2 | Fresh air blower |
| V113 | Air recirculation flap control motor |
| 284 | Earth connection 6, in interior wiring harness |
| L77 | Connection, in fresh air blower wiring harness |
| L78 | Connection 2, in fresh air blower wiring harness |
| *** | Only models with auxiliary heater |
| **** | Only models with no auxiliary heater |
Wiring Diagram VW TOURAN 2008 - Data bus diagnosis interface - self-diagnosis connection
| J519 | Onboard supply control unit |
| J533 | Data bus diagnostic interface, on left under dash panel, above relay carrier |
| J... | Engine control units |
| T16 | 16-pin connector, on left under dash panel behind storage compartment, self-diagnosis connection |
| T20 | 20-pin connector |
| 367 | Earth connection 2, in main wiring harness |
| A76 | Connection (K-diagnosis wire), in dash panel wiring harness |
| A178 | Connection (infotainment CAN bus, high), in dash panel wiring harness |
| A179 | Connection (infotainment CAN bus, low), in dash panel 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 |
| * | Only models with manual gearbox |
| --- | Only models with dual clutch gearbox 02E / 0AM (DSG) |
Wiring Diagram VW TOURAN 2008 - Data bus diagnostic interface - dash panel insert - bonnet open warning lamp
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| J533 | Data bus diagnostic interface, on left under dash panel, above relay carrier |
| K171 | Bonnet open warning lamp |
| T20 | 20-pin connector |
| T36 | 36-pin connector |
| 367 | Earth connection 2, in main wiring harness |
| #x# | From May 2009 |
| xxx | To April 2009 |
Wiring Diagram VW TOURAN 2008 - Dash panel insert - immobilizer control unit - brake wear indicator - brake fluid level warning contact - speedometer
| D2 | Immobiliser reader coil |
| F34 | Brake fluid level warning contact |
| G21 | Speedometer |
| G34 | Front left brake pad wear sender |
| H3 | Warning buzzer |
| J245 | Sliding sunroof adjustment control unit |
| J285 | Control unit in dash panel insert |
| J362 | Immobiliser control unit |
| J519 | Onboard supply control unit |
| K117 | Immobiliser warning lamp |
| K166 | Door open warning lamp |
| K31 | Cruise control system warning lamp |
| K32 | Brake pad warning lamp |
| T6b | 6-pin connector |
| T36 | 36-pin connector |
| B379 | Connection 1 (brake wear indicator), in main wiring harness |
| B380 | Connection 2 (brake wear indicator), in main wiring harness |
| -●●- | Only models with sliding sunroof |
| -●- | Only models with brake wear indicator |
Wiring Diagram VW TOURAN 2008 - Fuel gauge - coolant temperature and coolant shortage indicator - oil pressure warning lamp - handbrake warning - washer fluid level warning lamp
| F1 | Oil pressure switch |
| F9 | Handbrake warning switch |
| G | Fuel gauge sender |
| G1 | Fuel gauge** |
| G3 | Coolant temperature gauge |
| G32 | Coolant shortage indicator sender |
| G33 | Windscreen washer fluid level sender |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| J538 | Fuel pump control unit |
| K2 | Alternator warning lamp |
| K3 | Oil pressure warning lamp |
| K28 | Coolant temperature and coolant shortage warning lamp |
| K37 | Washer fluid level warning lamp |
| K65 | Left turn signal warning lamp |
| K94 | Right turn signal warning lamp |
| K105 | Reserve fuel warning lamp |
| K118 | Brake system warning lamp |
| T5a | 5-pin connector |
| T10q | 10-pin connector |
| T14a | 14-pin connector, near battery |
| T36 | 36-pin connector |
| 410 | Earth connection 1 (sender earth) in main wiring harness |
| ** | Not engine code BSX ⇒ Current flow diagram for engine |
Wiring Diagram VW TOURAN 2008 - Dash panel insert - ambient temperature sensor - main beam warning lamp- side light rear fog light and engine electronics - rev. counter
| G5 | Rev. counter |
| G17 | Ambient temperature sensor |
| J119 | Multifunction display |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| K1 | Main beam warning lamp |
| K4 | Side light warning lamp |
| K13 | Rear fog light warning lamp |
| K149 | Engine electronics warning lamp |
| T2z | 2-pin connector, near left headlight |
| T5n | 5-pin connector, near left headlight* |
| T14j | 14-pin connector, near left headlight** |
| T36 | 36-pin connector |
| Y4 | Trip counter |
| 410 | Earth connection 1 (sender earth) in main wiring harness |
| * | Only models with fog light with no park assist steering |
| ** | Only models with fog light and park assist steering |
| *** | Only models with fog lights and multifunction display |
| --- | Only models with no fog light and with multifunction display |
VW TOURAN 2008 Overview of control units
| 1 - | ABS control unit -J104- |
| q | 26-pin connector assignment |
| q | 47-pin connector assignment |
| 2 - | Engine control unit -J623- |
| q | 121-pin connector assignment |
| q | 154-pin connector assignment |
| 3 - | Aerial selection control unit -J515- |
| 4 - | Vehicle inclination sender -G384- |
| 5 - | Convenience system central control unit -J393- |
| q | Connector assignment |
| 6 - | Traffic information control unit -J559- /Chip card reader control unit -J676- |
| q | Fitting location |
| 7 - | Climatronic control unit -J255- |
| 7 - | Air conditioning system control unit -J301- |
| 8 - | Control unit in dash panel insert -J285- |
| q | Connector assignment 32-pin connector -T32- |
| 8 - | Traffic data aerial -R173- |
| 9 - | Steering column electronics control unit -J527- |
| q | Fitting location from May 2010 |
| q | Connector assignment to May 2010 |
| q | Connector assignment from May 2010 |
| q | Connector assignment |
| 11 - | Park assist steering control unit -J791- / Parking aid control unit -J446- |
| q | Fitting location |
| q | Connector assignment |
| 12 - | Onboard supply control unit -J519- |
| q | Connector assignment to May 2010 |
| q | Fitting location from May 2010 |
| q | Connector assignment from May 2010 52-pin connector -T52 A--black- |
| q | Connector assignment from May 2010 52-pin connector -T52 B--white- |
| q | Connector assignment from May 2010 52-pin connector -T52 C--brown- |
| q | Connector assignment |
| 13 - | Mechatronic unit for dual clutch gearbox -J743- |
| q | 20-pin connector assignment |
| Dual clutch gearbox 0AM: |
| q | Fitting location |
| q | 25-pin connector assignment |
| 14 - | Voltage stabiliser -J532- |
| 15 - | Headlight range control unit -J431- |
| q | Connector assignment |
| 15 - | Control unit for cornering light and headlight range control -J745- |
| q | Connector assignment |
| q | Connector assignment 75-pin connector -T75- |
| q | Connector assignment 50-pin connector -T50- |
| 17 - | Power steering control unit -J500- |
| q | Connector assignment |
| q | Fitting location from May 2010 |
|
| 26-pin connector assignment: |
| A - | ABS control unit -J104- |
| Connector: |
| B - | 26-pin connector -T26a- on wiring harness |
| Back to overview |
| 47-pin connector assignment: |
| A - | ABS control unit -J104- |
| Connector: |
| B - | 47-pin connector -T47- /-T47a- on wiring harness |
| Back to overview |
|
| 121-pin connector assignment: |
| A - | Engine control unit -J623- |
| Connector: |
| B - | 81-pin connector -T81- on wiring harness |
| C - | 40-pin connector -T40- on wiring harness |
Note
| -T121- is comprised of items B and C. |
| Back to overview |
| 154-pin connector: |
| A - | Engine control unit -J623- |
| Connector: |
| B - | 94-pin connector -T94- on wiring harness |
| C - | 60-pin connector -T60- on wiring harness |
Note
| -T154- is comprised of items B and C. |
| Back to overview |
|
|
| Connector assignment: |
| A - | Convenience system central control unit -J393- |
| Connector: |
| B - | 6-pin connector -T6- on wiring harness |
| C - | 18-pin connector -T18- on wiring harness |
| D - | 8-pin connector -T8- on wiring harness |
| E - | 6-pin connector -T6- on wiring harness |
| F - | 18-pin connector -T18a- on wiring harness |
| Back to overview |
|
|
|
| 36-pin connector -T36- on wiring harness: |
| 1 - | Voltage supply positive, terminal 15 |
| 2 - | Voltage supply positive, terminal 30 |
| 3 - | Vacant |
| 4 - | Vacant |
| 5 - | Brake fluid level warning lamp -K33- |
| 6 - | Handbrake warning switch -F9- |
| 7 - | Immobiliser reader coil -D2- |
| 8 - | Immobiliser reader coil -D2- |
| 9 - | Speedometer -G21- Output signal on instrument cluster, not assigned in current flow diagram |
| 10 - | Vacant |
| 11 - | Vacant |
| 12 - | Data bus diagnostic interface -J533- Dash panel CAN, low |
| 13 - | Data bus diagnostic interface -J533- Dash panel CAN, high |
| 14 - | Vacant |
| 15 - | Data bus diagnostic interface -J533- Dash panel CAN wake-up wire |
| 16 - | Vacant |
| 17 - | Fuel gauge -G1- (full) |
| 18 - | Fuel gauge -G1- (empty) |
| 19 - | Earth connection 2, in main wiring harness -367- Terminal 31 |
| 20 - | Vacant |
| 21 - | Vacant |
| 22 - | Front left brake pad wear sender -G34- |
| 23 - | Vacant |
| 24 - | Fuel tank flap lock warning lamp |
| 25 - | Oil pressure switch -F1- |
| 26 - | Oil level and oil temperature sender -G266- |
| 27 - | Vacant |
| 28 - | Sliding sunroof adjustment control unit -J245- ,Control unit with display for radio and navigation -J503- Speedometer signal, output |
| 29 - | Vacant |
| 30 - | Vacant |
| 31 - | Vacant |
| 32 - | Vacant |
| 33 - | Earth connection (sender earth) in interior wiring harness -401- |
| 34 - | Windscreen washer fluid level sender -G33- |
| 35 - | Coolant shortage indicator sender -G32- |
| 36 - | Ambient temperature sensor -G17- |
| Back to overview |
| 32-pin connector -T32- on wiring harness: |
| 1 - | Fuel gauge sender -G- (full) |
| 2 - | Fuel gauge sender -G- (empty) |
| 3 - | Vacant |
| 4 - | Vacant |
| 5 - | Vacant |
| 6 - | Vacant |
| 7 - | Immobiliser reader coil -D2- |
| 8 - | Immobilizer reader coil 2 -D3- |
| 9 - | Vacant |
| 10 - | Vacant |
| 11 - | Oil level and oil temperature sender -G266- |
| 12 - | Vacant |
| 13 - | Vacant |
| 14 - | Vacant |
| 15 - | Front left brake pad wear sender -G34- |
| 16 - | Earth connection 22, in main wiring harness -367- |
| 17 - | Washer fluid level warning lamp -K37- |
| 18 - | Coolant temperature and coolant shortage warning lamp -K28- |
| 19 - | Ambient temperature sensor -G17- |
| 20 - | Earth connection 1 (sender earth) in main wiring harness -410- |
| 21 - | Vacant |
| 22 - | Vacant |
| 23 - | Vacant |
| 24 - | Vacant |
| 25 - | Handbrake warning lamp -K139- |
| 26 - | Brake fluid level warning lamp -K33- |
| 27 - | Oil pressure warning lamp -K3- |
| 28 - | Data bus diagnostic interface -J533- Dash panel CAN, high |
| 29 - | Data bus diagnostic interface -J533- Dash panel CAN, low |
| 30 - | Vacant |
| 31 - | Voltage supply positive, terminal 15 |
| 32 - | Voltage supply positive, terminal 30a |
| Back to overview |
|
|
| Connector assignment: |
| A - | Steering column electronics control unit -J527- |
| B - | Airbag connector: |
| 1 - | Airbag 1 - |
| 2 - | Airbag 1+ |
| 3 - | Airbag 2+ |
| 4 - | Airbag 2 - |
| C - | Connector for turn signal switch -E2- / Headlight dipper and flasher switch -E4- / Cruise control system switch -E45- : |
| 1 - | Cruise control system terminal 15 voltage supply |
| 2 - | CCS off |
| 3 - | Cruise control system (CCS) SET button -E227- Res (+), Set (-) |
| 4 - | CCS on/off |
| 5 - | Earth CCS |
| 6 - | Cruise control system terminal 58 illumination |
| 7 - | Headlight flasher |
| 8 - | Main beam |
| 9 - | Turn signal |
| 10 - | Turn signal earth |
| D - | 20-pin connector -T20d- on wiring harness |
| 1 - | Taxi two-way radio 2 |
| 2 - | Taxi two-way radio 1 |
| 3 - | Taxi alarm 2 |
| 4 - | Taxi alarm 1 |
| 5 - | Vacant |
| 6 - | Vacant |
| 7 - | Vacant |
| 8 - | Vacant |
| 9 - | Vacant |
| 10 - | Powertrain CAN shielding |
| 11 - | Data bus diagnostic interface -J533- / Connection 1 (powertrain CAN bus, low), in main wiring harness -B390- |
| 12 - | Data bus diagnostic interface -J533- / Connection 1 (powertrain CAN bus, high), in main wiring harness -B383- |
| 13 - | Cruise control system, output |
| 14 - | Data bus diagnostic interface -J533- / Connection 1 (convenience CAN bus, high), in main wiring harness -B397- |
| 15 - | Data bus diagnostic interface -J533- / Connection 1 (convenience CAN bus, low), in main wiring harness -B406- |
| 16 - | Selector lever locked in position P switch -F319- |
| 17 - | Terminal 15 |
| 18 - | Terminal 50 |
| 19 - | Terminal 30 |
| 20 - | Terminal 31 |
| E - | 4-pin connector -T4ak- on wiring harness |
| 1 - | Airbag 1 - |
| 2 - | Airbag 1+ |
| 3 - | Airbag 2+ |
| 4 - | Airbag 2 - |
| F - | 12-pin connector -T12j- / ignition/starter switch -D- / ignition key withdrawal lock solenoid -N376- : |
| 1 - | Vacant |
| 2 - | Vacant |
| 3 - | 2-pin connector -T2dy- / ignition key withdrawal lock solenoid -N376- Terminal 30 |
| 4 - | 2-pin connector -T2dy- / ignition key withdrawal lock solenoid -N376- Earth |
| 5 - | Vacant |
| 6 - | Vacant |
| 7 - | Ignition/starter switch -D- Terminal 50, output |
| 8 - | Ignition/starter switch -D- Terminal 30 |
| 9 - | Ignition/starter switch -D- Terminal S, output |
| 10 - | Ignition/starter switch -D- Terminal X, output |
| 11 - | Ignition/starter switch -D- Terminal P, output |
| 12 - | Ignition/starter switch -D- Terminal 15, output |
| G - | Connector for intermittent wiper switch -E22- / sliding sunroof adjustment regulator -E38- / washer pump switch (automatic wash/wipe and headlight washer system) -E44- / multifunction display call-up button -E86- / reset button -E92- : |
| 1 - | Wiper switch signal |
| 2 - | Earth wiper |
| 3 - | Rear lid wash/wipe signal |
| 4 - | Vacant |
| 5 - | MFD signal |
| 6 - | Earth MFD, interval potentiometer |
| 7 - | Intermittent operation speeds signal |
| 8 - | Vacant |
| H - | Connector for steering angle sender -G85- : |
| 1 - | Photoelectric beam 5 |
| 2 - | Photoelectric beam 3 |
| 3 - | Photoelectric beam 1 |
| 4 - | 12 Volt voltage supply, steering angle sender |
| 5 - | 5 Volt voltage supply, steering angle sender |
| 6 - | Photoelectric beam 6 |
| 7 - | Photoelectric beam 4 |
| 8 - | Photoelectric beam 2 |
| 9 - | Earth |
| 10 - | Photoelectric beam 7 |
| I - | 10-pin connector -T10x- / coil connector -F350- / airbag coil connector and return ring with slip ring -F138- : |
| 1 - | Vacant |
| 2 - | Vacant |
| 3 - | Airbag 1 + |
| 4 - | Airbag 1 - |
| 5 - | Airbag 2 + |
| 6 - | Airbag 2 - |
| 7 - | Earth for coil connector, multifunction steering wheel and signal horn |
| 8 - | CCS in detent -Off-, signal horn |
| 9 - | LIN bus, heated steering wheel temperature sensor |
| 10 - | Multifunction steering wheel voltage supply terminal 15 |
| Back to overview |
| Steering column electronics control unit -J527- , from May 2010 |
| Fitting location: |
| 1 - | Steering column electronics control unit -J527- |
| Near steering column switch |
| Connectors: |
| q | -A-16-pin connector -T16k- |
| q | -B-4-pin connector -T4k- |
| Back to overview |
|
| 1 - | Fuse 6 on fuse holder B -SB6- via B504 Positive connection 8 (30a) in interior wiring harness |
| q | Only models with no start/stop system |
| - Fuse 57 on fuse holder C -SC57- via B321 Positive connection 7 (30a) in main wiring harness |
| q | Only models with start/stop system |
| 2 - | 382 Earth connection 17 in main wiring harness |
| 3 - | B406 Connection 1 (convenience CAN bus, low), in main wiring harness |
| 4 - | B397 Connection 1 (convenience CAN bus, high), in main wiring harness |
| 5 - | Engine control unit -J623- , GRA E_A) |
| 6 - | Onboard supply control unit -J519- , (T52c/14), (terminal 50) |
| 7 - | Terminal S, vacant |
| 8 - | Vacant |
| 9 - | Vacant |
| 10 - | Vacant |
| 11 - | Selector lever locked in position P switch -F319- , P locked |
| 12 - | B390 Connection 1 (powertrain CAN bus, low), in main wiring harness |
| 13 - | B383 Connection 1 (powertrain CAN bus, high), in main wiring harness |
| 14 - | Onboard supply control unit -J519- , (T52c/13, T52c/31) |
| 15 - | Vacant |
| 16 - | Vacant |
|
| 1 - | Airbag control unit -J234- , (T50/21), (airbag 1+) |
| 2 - | Airbag control unit -J234- , (T50/20), (airbag 1–) |
| 3 - | Vacant |
| 4 - | Vacant |
| Back to overview |
|
|
| Connector assignment: |
| A - | Data bus diagnostic interface -J533- |
| Connector: |
| B - | 20-pin connector -T20- on wiring harness |
| Back to overview |
|
| A - | Park assist steering control unit -J791- / Parking aid control unit -J446- |
| B - | Front parking aid warning buzzer -H22- |
| Back to overview |
| Connector assignment: |
| A - | Parking aid control unit -J446- / park assist steering control unit -J791- |
| B - | 16-pin connector -T16j- |
| Connector assignment: |
| 1 - | Fuse 11 on fuse holder B -SB11- Terminal 15 |
| 2 - | Rear parking aid warning buzzer -H15- Pin 1 - |
| 3 - | Vacant |
| 4 - | Parking aid button -E266- Pin 4 |
| 5 - | Vacant |
| 6 - | Data bus diagnostic interface -J533- , Powertrain CAN bus high |
| 7 - | Vacant |
| 8 - | Earth connection |
| 9 - | Warning light for park assist steering -K241- Pin 2 |
| 10 - | Rear parking aid warning buzzer -H15- Pin 1 + |
| 11 - | Vacant |
| 12 - | Vacant |
| 13 - | Parking aid warning lamp -K136- Pin 2 |
| 14 - | Vacant |
| 15 - | Data bus diagnostic interface -J533- Powertrain CAN bus low |
| 16 - | Park assist steering button -E581- Pin 5 |
| C - | 12-pin connector -T12t- |
| Connector assignment: |
| 1 - | Front sender, pin 3 - |
| 2 - | Front sender, pin 1 + |
| 3 - | Front parking aid warning buzzer -H22- Pin 2 - |
| 4 - | Front parking aid warning buzzer -H22- Pin 1 + |
| 5 - | Front left parking aid sender -G255- Pin 2 signal |
| 6 - | Front centre left parking aid sender -G254- Pin 2 signal |
| 7 - | Front centre right parking aid sender -G253- Pin 2 signal |
| 8 - | Front right parking aid sender -G252- Pin 2 signal |
| 9 - | Front left sender for park assist steering on left side of vehicle -G568- Pin 2 signal |
| 10 - | Front right sender for park assist steering on right side of vehicle -G569- Pin 2 signal |
| 11 - | Vacant |
| 12 - | Vacant |
| D - | 12-pin connector -T12n- |
| Connector assignment: |
| 1 - | Vacant |
| 2 - | Rear centre right parking aid sender -G205- Pin 2 signal |
| 3 - | Rear centre left parking aid sender -G204- Pin 2 signal |
| 4 - | Rear right parking aid sender -G206- Pin 2 signal |
| 5 - | Rear left parking aid sender -G203- Pin 2 signal |
| 6 - | Vacant |
| 7 - | Vacant |
| 8 - | Rear sender Pin 3 - |
| 9 - | Vacant |
| 10 - | Vacant |
| 11 - | Rear sender, pin 1 + |
| 12 - | Vacant |
| Back to overview |
|
| Connector assignment: |
| A = 11-pin connector -T11b- on wiring harness |
| 1 - | Terminal 30 |
| 2 - | Right dipped beam bulb/ right gas discharge light control unit |
| 3 - | Right main beam bulb (not for xenon) |
| 4 - | Right fog light bulb |
| 5 - | Right dipped beam screen motor (xenon) |
| 6 - | Front right turn signal bulb |
| 7 - | Left side light bulb |
| 8 - | Vacant |
| 9 - | Earth |
| 10 - | Fuel pump control unit |
| 11 - | Terminal 50 voltage supply relay |
| B = 12-pin connector -T12a- on wiring harness: |
| 1 - | Right reversing light bulb, automatic anti-dazzle interior mirror |
| 2 - | Vacant |
| 3 - | Vacant |
| 4 - | Rear left fog light bulb |
| 5 - | Right brake light bulb |
| 6 - | Vacant |
| 7 - | Footwell lighting bulb front left, footwell lighting bulb front right |
| 8 - | Vacant |
| 9 - | Right tail light bulb |
| 10 - | Rear right turn signal bulb |
| 11 - | Left interior light, right interior light, button illumination bulb |
| 12 - | Terminal 58d |
| Back to overview |
| C = 12-pin connector -T12m- on wiring harness: |
| 1 - | Heated driver seat control unit, heated front passenger seat control unit |
| 2 - | Left brake light bulb |
| 3 - | Vacant |
| 4 - | Vacant |
| 5 - | Vacant |
| 6 - | Vacant |
| 7 - | Vacant |
| 8 - | Number plate light |
| 9 - | Additional brake light bulb |
| 10 - | Left tail light bulb |
| 11 - | Rear left turn signal bulb |
| 12 - | Left reversing light bulb (only models without rear left fog light bulb) |
| D = 11-pin connector -T11c- on wiring harness: |
| 1 - | Terminal 30 |
| 2 - | Left fog light bulb |
| 3 - | Left headlight main beam bulb |
| 4 - | Left headlight dipped beam bulb |
| 5 - | Earth |
| 6 - | Left dipped beam screen motor |
| 7 - | Bridge to T8a/2- |
| 8 - | Headlight washer system relay |
| 9 - | Vacant |
| 10 - | Right side light bulb |
| 11 - | Front left turn signal bulb |
| E = 16-pin connector -T16k- on wiring harness: |
| 1 - | Lighting switch terminal 58 |
| 2 - | Brake light switch |
| 3 - | Vacant |
| 4 - | Vacant |
| 5 - | Vacant |
| 6 - | Fog light switch |
| 7 - | Earth (only models with manual gearbox not for American markets) |
| 7 - | Clutch position sender (only models with manual gearbox for American markets) |
| 8 - | Lighting switch terminal 56 |
| 9 - | Vacant |
| 10 - | Vacant |
| 11 - | Vacant |
| 12 - | Vacant |
| 13 - | Rear fog light switch |
| 14 - | Light switch, driving light assist |
| 15 - | Vacant |
| 16 - | Light switch (daytime running lights) |
| Back to overview |
| F = 8-pin connector -T8a- on wiring harness: |
| 1 - | Terminal 50 voltage supply relay |
| 2 - | Bridge to Connector -T11c/7- |
| 3 - | Windscreen wiper motor, rain and light sensor (LIN bus) |
| 4 - | Alternator -C- |
| 5 - | Bonnet contact switch |
| 6 - | Vacant |
| 7 - | Terminal 30 |
| 8 - | Terminal 31 |
| G = 12-pin connector -T12n- on wiring harness: |
| 1 - | Steering column electronics control unit terminal 50 |
| 2 - | Indicator lamp for hazard warning light |
| 3 - | Vacant |
| 4 - | Switch and instrument illumination regulator |
| 5 - | Vacant |
| 6 - | Vacant |
| 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 : |
| - | Pin connector H is vacant. |
| Back to overview |
| I = 2-pin connector -T2z- on wiring harness: |
| 1 - | Fuses terminal 30 |
| 2 - | Terminal 75a |
| J = 6-pin connector -T6l- on wiring harness: |
| 1 - | Washer pump fuse |
| 2 - | Washer pump |
| 3 - | Horn fuse |
| 4 - | Washer pump |
| 5 - | Earth |
| 6 - | Treble tone horn, bass tone horn |
| K = 10-pin connector -T10- on wiring harness: |
| 1 - | Heated rear window |
| 2 - | Vacant |
| 3 - | Vacant |
| 4 - | Vacant |
| 5 - | Fuse terminal 30 |
| 6 - | Heated rear window fuse |
| 7 - | Vacant |
| 8 - | Vacant |
| 9 - | Vacant |
| 10 - | Terminal 30g |
| L = 2-pin connector -T2- - on wiring harness: |
| 1 - | Fuse terminal 30 |
| 2 - | Interior terminal 15 |
| Back to overview |
|
