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Wiring Diagram SKODA FABIA II 2013 - Battery - Fuse holder A
| A | Battery |
| B | Starter |
| J519 | Onboard supply control unit |
| SA | Fuse holder A |
| SA2 | Fuse 2 in fuse holder A |
| SA4 | Fuse 4 in fuse holder A |
| SA11 | Fuse 11 in fuse holder A |
| T73b | 73-pin connector |
| B316 | Positive connection 2 (30a) in main wiring harness |
| B317 | Positive connection 3 (30a) in main wiring harness |
| B319 | Positive connection 5 (30a) in main wiring harness |
| B323 | Positive connection 9 (30a) in main wiring harness |
| B326 | Positive connection 12 (30a) in main wiring harness |
| * | see applicable current flow diagram for engine |
Wiring Diagram SKODA FABIA II 2013 - Fuse holder B
| G85 | Steering angle sender |
| J104 | ABS control unit |
| J519 | Onboard supply control unit |
| R | Radio |
| SB | Fuse holder B |
| SB1 | Fuse 1 on fuse holder B |
| SB2 | Fuse 2 on fuse holder B |
| SB3 | Fuse 3 on fuse holder B |
| SB4 | Fuse 4 on fuse holder B |
| B280 | Positive connection 4 (15a) in main wiring harness |
| B281 | Positive connection 5 (15a) in main wiring harness |
Wiring Diagram SKODA FABIA II 2013 - Fuse holder B
| E43 | Mirror adjustment switch |
| E45 | Cruise control system switch |
| J519 | Onboard supply control unit |
| SB | Fuse holder B |
| SB5 | Fuse 5 on fuse holder B |
| SB6 | Fuse 6 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 |
| B282 | Positive connection 6 (15a) in main wiring harness |
| * | Only models with manual gearbox |
| *2 | Only models with cruise control system (CCS) |
| *3 | Only models with petrol engine |
Wiring Diagram SKODA FABIA II 2013 - Fuse holder B
| A25 | Voltage converter (12V/5V) |
| E192 | Heated driver seat switch |
| E193 | Heated front passenger seat switch |
| J217 | Automatic gearbox control unit |
| J345 | Trailer detector control unit, under seat on front right |
| J500 | Power steering control unit |
| J519 | Onboard supply control unit |
| J667 | Output module for left headlight |
| J668 | Output module for right headlight |
| J743 | Mechatronic unit for dual clutch gearbox |
| SB | Fuse holder B |
| SB12 | Fuse 12 on fuse holder B |
| SB13 | Fuse 13 on fuse holder B |
| SB14 | Fuse 14 on fuse holder B |
| SB15 | Fuse 15 on fuse holder B |
| SB16 | Fuse 16 on fuse holder B |
| SB25 | Fuse 25 on fuse holder B |
| SB26 | Fuse 26 on fuse holder B |
| SB27 | Fuse 27 on fuse holder B |
| B278 | Positive connection 2 (15a) in main wiring harness |
| * | Only models with dynamic cornering light |
Wiring Diagram SKODA FABIA II 2013 - Fuse holder B
| J519 | Onboard supply control unit |
| SB | Fuse holder B |
| SB20 | Fuse 20 on fuse holder B |
| SB21 | Fuse 21 on fuse holder B |
| SB22 | Fuse 22 on fuse holder B |
| SB23 | Fuse 23 on fuse holder B |
| SB24 | Fuse 24 on fuse holder B |
| SB42 | Fuse 42 on fuse holder B |
| SB43 | Fuse 43 on fuse holder B |
| SB44 | Fuse 44 on fuse holder B |
| SB45 | Fuse 45 on fuse holder B |
| B320 | Positive connection 6 (30a) in main wiring harness |
| * | Only models with no central locking |
| *2 | Only models with central locking |
Wiring Diagram SKODA FABIA II 2013 - Fuse holder B
Wiring Diagram SKODA FABIA II 2013 - Fuse holder B
| E9 | Fresh air blower switch |
| J126 | Fresh air blower control unit |
| J519 | Onboard supply control unit |
| SB | Fuse holder B |
| SB19 | Fuse 19 on fuse holder B |
| SB39 | Fuse 39 on fuse holder B |
| SB40 | Fuse 40 on fuse holder B |
| SB41 | Fuse 41 on fuse holder B |
Wiring Diagram SKODA FABIA II 2013 - Fuse holder B
| J519 | Onboard supply control unit |
| SB | Fuse holder B |
| SB35 | Fuse 35 on fuse holder B |
| SB36 | Fuse 36 on fuse holder B |
| SB37 | Fuse 37 on fuse holder B |
| * | Only models with no towing bracket, for models with towing bracket see current flow diagram for towing bracket |
Wiring Diagram SKODA FABIA II 2013 - Fuse holder B
| J519 | Onboard supply control unit |
| SB | Fuse holder B |
| SB8 | Fuse 8 on fuse holder B |
| SB57 | Fuse 57 on fuse holder B |
| SB58 | Fuse 58 on fuse holder B |
| B275 | Positive connection (87), in main wiring harness |
| B456 | Connection (56b), in main wiring harness |
| B635 | Positive connection 3 (87), in main wiring harness |
| * | Only models with daytime running lights |
| *2 | Only models with diesel engine |
| *3 | Only models with petrol engine |
Wiring Diagram SKODA FABIA II 2013 - Ignition/starter switch - Terminal 15 voltage supply relay
| B | Starter |
| D | Ignition/starter switch |
| J329 | Terminal 15 voltage supply relay |
| J519 | Onboard supply control unit |
| T6o | 6-pin connector |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| B276 | Positive connection (50), in main wiring harness |
| B626 | Positive connection 2 (15), in main wiring harness |
| * | Only models with manual gearbox |
Wiring Diagram SKODA FABIA II 2013 - X-contact relief relay - X contact relief relay 2
| J59 | X-contact relief relay |
| J339 | X contact relief relay 2 |
| J519 | Onboard supply control unit |
| T73b | 73-pin connector |
| 366 | Earth connection 1, in main wiring harness |
| 367 | Earth connection 2, in main wiring harness |
| B346 | Connection 1 (75), in main wiring harness |
| B623 | Connection 1 (75x), in main wiring harness |
Wiring Diagram SKODA FABIA II 2013 -
| J519 | Onboard supply control unit |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| 368 | Earth connection 3, in main wiring harness |
| 369 | Earth connection 4, in main wiring harness |
| * | Special equipment |
Wiring Diagram SKODA FABIA II 2013 - Blocking diode 2
| J519 | Onboard supply control unit |
| J811 | Blocking diode 2, in main wiring harness |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| 370 | Earth connection 5, in main wiring harness |
| 371 | Earth connection 6, in main wiring harness |
Wiring Diagram SKODA FABIA II 2013 - Daytime running lights switch - Daytime running lights blocking diode
| E579 | Daytime running lights switch |
| J134 | Daytime running lights blocking diode |
| J519 | Onboard supply control unit |
| T5f | 5-pin connector |
| 372 | Earth connection 7, in main wiring harness |
| 373 | Earth connection 8, in main wiring harness |
| B543 | Positive connection (58R), in main wiring harness |
| * | Only models with daytime running lights |
| *2 | Only models with no central locking |
| *3 | According to equipment |
Wiring Diagram SKODA FABIA II 2013 - Light switch
| E1 | Light switch |
| E23 | Front and rear fog light switch |
| J519 | Onboard supply control unit |
| L9 | Light switch illumination bulb |
| T17a | 17-pin connector |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| B340 | Connection 1 (58d), in main wiring harness |
| B543 | Positive connection (58R), in main wiring harness |
| * | Only models with no central locking |
| *2 | Only models with daytime running lights |
Wiring Diagram SKODA FABIA II 2013 - Front left headlight
| J519 | Onboard supply control unit |
| L1 | Left headlight twin filament bulb |
| MX1 | Front left headlight |
| M1 | Left side light bulb |
| T10a | 10-pin connector |
| T73a | 73-pin connector |
| 379 | Earth connection 14, in main wiring harness |
| B620 | Positive connection 2 (58L), in main wiring harness |
| B629 | Connection (56a), in main wiring harness |
| * | Special equipment |
Wiring Diagram SKODA FABIA II 2013 - Front right headlight
| J519 | Onboard supply control unit |
| L2 | Right headlight twin filament bulb |
| MX2 | Front right headlight |
| M3 | Right side light bulb |
| T10b | 10-pin connector |
| T73a | 73-pin connector |
| 374 | Earth connection 9, in main wiring harness |
| B629 | Connection (56a), in main wiring harness |
| B700 | Positive connection 2 (58R), in main wiring harness |
Wiring Diagram SKODA FABIA II 2013 - Turn signal switch - Headlight dipper and flasher switch - Parking light switch - Left steering column switch
| E2 | Turn signal switch |
| E4 | Headlight dipper and flasher switch |
| E19 | Parking light switch |
| EX19 | Left steering column switch |
| J519 | Onboard supply control unit |
| T41a | 41-pin connector |
| T73a | 73-pin connector |
| 374 | Earth connection 9, in main wiring harness |
Wiring Diagram SKODA FABIA II 2013 - Hazard warning lights button - Front left turn signal bulb - Front right turn signal bulb - Left turn signal repeater bulb - Right turn signal repeater bulb
| E229 | Hazard warning lights button |
| J519 | Onboard supply control unit |
| K6 | Indicator lamp for hazard warning light |
| L76 | Button illumination bulb |
| M5 | Front left turn signal bulb |
| M7 | Front right turn signal bulb |
| M18 | Left turn signal repeater bulb |
| M19 | Right turn signal repeater bulb |
| T6e | 6-pin connector |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| 374 | Earth connection 9, in main wiring harness |
| 375 | Earth connection 10, in main wiring harness |
| B630 | Positive connection (left turn signal bulb), in main wiring harness |
| B631 | Positive connection (right turn signal bulb), in main wiring harness |
| * | Only models with extended servicing intervals (ESI) |
| *2 | For models with anti-theft alarm system |
Wiring Diagram SKODA FABIA II 2013 - Left tail light
| J519 | Onboard supply control unit |
| MX3 | Left tail light |
| M4 | Left tail light bulb |
| M6 | Rear left turn signal bulb |
| M9 | Left brake light bulb |
| M16 | Left reversing light bulb |
| T6l | 6-pin connector |
| 378 | Earth connection 13, in main wiring harness |
| B336 | Connection 2 (54), in main wiring harness |
| * | Only models with no towing bracket, for models with towing bracket see current flow diagram for towing bracket |
| *2 | Special equipment |
Wiring Diagram SKODA FABIA II 2013 - Right tail light
| J519 | Onboard supply control unit |
| L47 | Rear right fog light bulb |
| M2 | Right tail light bulb |
| MX4 | Right tail light |
| M8 | Rear right turn signal bulb |
| M10 | Right brake light bulb |
| T6m | 6-pin connector |
| B336 | Connection 2 (54), in main wiring harness |
| * | Only models with no towing bracket, for models with towing bracket see current flow diagram for towing bracket |
Wiring Diagram SKODA FABIA II 2013 - Additional brake light bulb - Left number plate light - Right number plate light
| J519 | Onboard supply control unit |
| M25 | Additional brake light bulb |
| T10c | 10-pin connector, on left in luggage compartment |
| X4 | Left number plate light |
| X5 | Right number plate light |
| 98 | Earth connection, in rear lid wiring harness |
| B336 | Connection 2 (54), in main wiring harness |
Wiring Diagram SKODA FABIA II 2013 - Reversing light switch - Brake pedal switch
| F | Brake light switch |
| F4 | Reversing light switch |
| F47 | Brake pedal switch |
| J519 | Onboard supply control unit |
| J623 | Engine control unit |
| T4d | 4-pin connector |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| 376 | Earth connection 11, in main wiring harness |
| 377 | Earth connection 12, in main wiring harness |
| B335 | Connection 1 (54), in main wiring harness |
| B336 | Connection 2 (54), in main wiring harness |
| B355 | Positive connection 6 (87a) in main wiring harness |
| B520 | Connection (RL), in main wiring harness |
| * | Only models with manual gearbox |
| *2 | see applicable current flow diagram for engine |
Wiring Diagram SKODA FABIA II 2013 - Headlight range control regulator - Left headlight range control motor - Right headlight range control motor
| E102 | Headlight range control regulator |
| J519 | Onboard supply control unit |
| L54 | Headlight range control regulator illumination bulb |
| T8b | 8-pin connector |
| T10a | 10-pin connector |
| T10b | 10-pin connector |
| V48 | Left headlight range control motor |
| V49 | Right headlight range control motor |
| B455 | Connection (HRC), in main wiring harness |
Wiring Diagram SKODA FABIA II 2013 - Right steering column switch - Intermittent wiper switch - Rear wiper switch - Intermittent wiper regulator - Windscreen wiper motor
| EX20 | Right steering column switch |
| E22 | Intermittent wiper switch |
| E34 | Rear wiper switch |
| E38 | Intermittent wiper regulator |
| J519 | Onboard supply control unit |
| T4a | 4-pin connector |
| T41a | 41-pin connector |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| V | Windscreen wiper motor |
| B621 | Connection 1 (53c), in main wiring harness |
| B622 | Connection (windscreen wiper), in main wiring harness |
Wiring Diagram SKODA FABIA II 2013 - Rear window wiper motor - Windscreen and rear window washer pump
| E234 | Rear lid handle release button |
| J519 | Onboard supply control unit |
| T4c | 4-pin connector |
| T10c | 10-pin connector, on left in luggage compartment |
| V12 | Rear window wiper motor |
| V59 | Windscreen and rear window washer pump |
| B621 | Connection 1 (53c), in main wiring harness |
| B622 | Connection (windscreen wiper), in main wiring harness |
| * | Only models with central locking |
Wiring Diagram SKODA FABIA II 2013 - Heated rear window button - Heated rear window
| E230 | Heated rear window button |
| J519 | Onboard supply control unit |
| K10 | Heated rear window warning lamp |
| L76 | Button illumination bulb |
| T6b | 6-pin connector |
| T10c | 10-pin connector, on left in luggage compartment |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| Z1 | Heated rear window |
| B341 | Connection 2 (58d), in main wiring harness |
Wiring Diagram SKODA FABIA II 2013 - Driver door contact switch - Front passenger door contact switch
| F2 | Driver door contact switch |
| F3 | Front passenger door contact switch |
| J519 | Onboard supply control unit |
| T28a | 28-pin connector, on right A-pillar |
| T28b | 28-pin connector, on left A-pillar |
| T73a | 73-pin connector |
| 205 | Earth connection, in driver door wiring harness |
| * | Only models with no central locking |
Wiring Diagram SKODA FABIA II 2013 - Front interior light - Front passenger reading light - Driver side reading light - Rear interior light
| J519 | Onboard supply control unit |
| T3a | 3-pin connector |
| T3b | 3-pin connector |
| T4ao | 4-pin connector |
| T73a | 73-pin connector |
| W1 | Front interior light |
| W13 | Front passenger reading light |
| W19 | Driver side reading light |
| W43 | Rear interior light |
| B559 | Positive connection 1 (30g) in main wiring harness |
| B632 | Connection (interior light, 31), in main wiring harness |
| * | According to equipment |
| *2 | Only models with sliding/tilting sunroof |
| *3 | Only models with no sliding/tilting sunroof |
Wiring Diagram SKODA FABIA II 2013 - Glove compartment light - Luggage compartment light on left
| E26 | Glove compartment light switch |
| J519 | Onboard supply control unit |
| W6 | Glove compartment light |
| W18 | Luggage compartment light on left |
| B559 | Positive connection 1 (30g) in main wiring harness |
| * | Special equipment |
| *2 | According to equipment |
Wiring Diagram SKODA FABIA II 2013 - Rear lid remote release button - Rear lid lock unit - Rear lid central locking motor
| E233 | Rear lid remote release button |
| F256 | Rear lid lock unit |
| J519 | Onboard supply control unit |
| L76 | Button illumination bulb |
| T4b | 4-pin connector |
| T4e | 4-pin connector |
| T10c | 10-pin connector, on left in luggage compartment |
| T28a | 28-pin connector, on right A-pillar |
| T73a | 73-pin connector |
| V53 | Rear lid central locking motor |
| B447 | Connection (luggage compartment light), in main wiring harness |
| * | Only models with no central locking |
| *2 | According to equipment |
Wiring Diagram SKODA FABIA II 2013 - Coil connector - Horn plate - Treble horn - Bass horn
| F350 | Coil connector |
| H | Horn plate |
| H2 | Treble horn |
| H7 | Bass horn |
| J519 | Onboard supply control unit |
| T12j | 12-pin connector |
| T41a | 41-pin connector |
| T73a | 73-pin connector |
| * | Special equipment |
| *2 | Only models with no multifunction steering wheel |
Wiring Diagram SKODA FABIA II 2013 - Electric socket - Cigarette lighter - 12 V socket
| J519 | Onboard supply control unit |
| T3c | 3-pin connector |
| T3d | 3-pin connector |
| U | Electric socket |
| U1 | Cigarette lighter |
| U5 | 12 V socket, in luggage compartment |
| B318 | Positive connection 4 (30a) in main wiring harness |
| * | Special equipment |
Wiring Diagram SKODA FABIA II 2013 - Dash panel insert - Digital clock
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| K | Dash panel insert |
| K1 | Main beam warning lamp |
| K13 | Rear fog light warning lamp |
| K17 | Fog light warning lamp |
| K60 | Dip beam and rear lights warning lamp |
| L10 | Dash panel insert illumination bulb |
| T32a | 32-pin connector |
| Y2 | Digital clock |
| * | Only models with no towing bracket, for models with towing bracket see current flow diagram for towing bracket |
Wiring Diagram SKODA FABIA II 2013 - Coolant temperature gauge - Rev. counter - Dash panel insert
| G3 | Coolant temperature gauge |
| G5 | Rev. counter |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| K | Dash panel insert |
| K2 | Alternator warning lamp |
| K31 | Cruise control system warning lamp |
| K47 | ABS warning lamp |
| K65 | Left turn signal warning lamp |
| K75 | Airbag warning lamp |
| K92 | Servotronic warning lamp |
| K94 | Right turn signal warning lamp |
| K155 | ESP and TCS warning lamp |
| K216 | ESP and TCS warning lamp 2 |
| K249 | Cold engine warning light |
| T32a | 32-pin connector |
| T73b | 73-pin connector |
| 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 |
Wiring Diagram SKODA FABIA II 2013 - Multifunction indicator - Dash panel insert
| E91 | Function selection switch |
| E92 | Reset button |
| G17 | Ambient temperature sensor |
| J119 | Multifunction indicator |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| K | Dash panel insert |
| K19 | Seat belt warning system warning lamp |
| K116 | Rear lid open warning lamp |
| K166 | Door open warning lamp |
| K171 | Bonnet open warning lamp |
| K220 | Tyre Pressure Monitoring System warning lamp |
| K231 | Diesel particulate filter warning lamp |
| T32a | 32-pin connector |
| * | Only models with multifunction display |
| *2 | Only models with diesel particulate filter |
Wiring Diagram SKODA FABIA II 2013 - Immobiliser reader coil - Buzzer and gong - Immobiliser control unit - Dash panel insert - Selector lever position display
| D2 | Immobiliser reader coil |
| H3 | Buzzer and gong |
| J285 | Control unit in dash panel insert |
| J362 | Immobiliser control unit |
| J519 | Onboard supply control unit |
| K | Dash panel insert |
| K169 | Selector lever lock warning lamp |
| K170 | Bulb failure warning lamp |
| T32a | 32-pin connector |
| Y6 | Selector lever position display |
| * | Only models with automatic gearbox |
Wiring Diagram SKODA FABIA II 2013 - Handbrake warning switch - Brake fluid level warning contact - Coolant shortage indicator sender - Windscreen washer fluid level sender - Dash panel insert
| F9 | Handbrake warning switch |
| F34 | Brake fluid level warning contact |
| G32 | Coolant shortage indicator sender |
| G33 | Windscreen washer fluid level sender |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| K | Dash panel insert |
| K14 | Handbrake warning lamp |
| K28 | Coolant temperature and coolant shortage warning lamp |
| K106 | Washer fluid low warning lamp |
| K118 | Brake system warning lamp |
| T32a | 32-pin connector |
| 410 | Earth connection 1 (sender earth) in main wiring harness |
| * | Special equipment |
Wiring Diagram SKODA FABIA II 2013 - Bonnet contact switch - Dash panel insert
| F266 | Bonnet contact switch |
| G266 | Oil level and oil temperature sender |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| K | Dash panel insert |
| K38 | Oil level warning lamp |
| T2o | 2-pin connector |
| T14a | 14-pin connector, front left in engine compartment |
| T32a | 32-pin connector |
| T73a | 73-pin connector |
| * | Only models with extended servicing intervals (ESI) |
| *2 | For models with anti-theft alarm system |
Wiring Diagram SKODA FABIA II 2013 - Data bus diagnostic interface - 16-pin connector
| J234 | Airbag control unit |
| J519 | Onboard supply control unit |
| J533 | Data bus diagnostic interface |
| T16b | 16-pin connector, on diagnostic connection |
| T73b | 73-pin connector |
| B625 | Connection (K-diagnosis wire), in main wiring harness |
SKODA FABIA II 2013
SKODA FABIA II 2013 Overview of the control units (only for vehicles with left-hand drive)
| Overview of the control units (only for vehicles with left-hand drive) |
| 1 - | Control unit with display for radio and navigation system -J503- |
| q | Pin assignment as of March 2010 |
| q | Pin assignment as of May 2011 |
| q | Pin assignment for radio pre-installation for aftermarket units |
| q | Pin assignment for mobile phone pre-installation |
| 2 - | Ignition starter switch -D- |
| q | Pin assignment as of March 2010 |
| q | Pin assignment as of May 2011 |
| 3 - | Multi-function steering wheel control unit -J453- |
| q | Fitting location |
| 4 - | Left steering column switch -EX19- / Right steering column switch -EX20- / Coil -F350- |
| q | Fitting location |
| q | Pin assignment |
| 5 - | Headlight range control adjuster -E102- |
| q | Fitting location |
| q | Pin assignment |
| 6 - | Light switch -E1- |
| q | Fitting location |
| q | Pin assignment |
| 7 - | Day driving light switch-off switch -E579- |
| q | Fitting location |
| q | Pin assignment |
| 8 - | Onboard control unit -J519- |
| q | Fitting location |
| q | Pin assignment as of March 2010 |
| q | Pin assignment as of May 2011 |
| 9 - | Control unit in dash panel insert -J285- / Immobilizer control unit -J362- |
| q | Pin assignment |
| q | Warning light control in dash panel insert as of March 2010 |
| q | Warning light control in dash panel insert as of May 2011 |
| q | Display control in dash panel insert |
| 10 - | Data bus diagnostic interface -J533- (only on vehicles with start/stop system) |
| q | Fitting location |
| q | Pin assignment |
| 11 - | Engine control unit -J623- |
| q | Fitting location |
| q | 52-pin + 28-pin assignment |
| q | 94-pin + 60-pin assignment |
| 12 - | Battery monitor control unit -J367- |
| q | Fitting location |
| 13 - | Power steering control unit -J500- |
| q | Fitting location |
| q | Pin assignment |
| 14 - | Power output module for left headlight -J667- |
| q | Pin assignment |
| 15 - | Radiator fan control unit -J293- |
| q | Fitting location as of March 2010 |
| q | Pin assignment as of March 2010 |
| q | Fitting location as of November 2010 |
| q | Pin assignment as of November 2010 |
| 16 - | Automatic glow period control unit -J179- |
| q | Fitting location |
| 17 - | Automatic gearbox control unit -J217- |
| q | Fitting location |
| q | Pin assignment |
| 18 - | Double clutch gearbox mechatronics -J743- |
| 19 - | Lambda probe after catalytic converter -G130- |
| q | Fitting location |
| q | Pin assignment |
| 20 - | Lambda probe -G39- |
| q | Fitting location |
| q | Pin assignment |
| 21 - | Power output module for right headlight -J668- |
| q | Pin assignment |
| 22 - | ABS control unit -J104- |
| q | Fitting location |
| q | Pin assignment: |
| 23 - | Airbag control unit -J234- |
| q | Fitting location |
| q | Pin assignment: |
| 24 - | Fresh air blower control unit -J126- |
| 25 - | Control unit for cornering light and headlight range control -J745- |
| q | Fitting location |
| 26 - | Multimedia system control unit -J650- |
| q | Fitting location |
| q | Pin assignment |
| 27 - | Fresh air and air recirculation flap control unit -J251- / Air conditioning system control unit -J301- / Climatronic control unit -J255- |
| q | Pin assignment: Fresh air and air recirculation flap control unit -J251- |
| q | Pin assignment: Air conditioning system control unit -J301- |
| q | Pin assignment: Climatronic control unit -J255- |
| Overview of the control units (only for vehicles with right-hand drive) |
| 1 - | Fresh air and air recirculation flap control unit -J251- / Air conditioning system control unit -J301- / Climatronic control unit -J255- |
| q | Pin assignment: Fresh air and air recirculation flap control unit -J251- |
| q | Pin assignment: Air conditioning system control unit -J301- |
| q | Pin assignment: Climatronic control unit -J255- |
| 2 - | Control unit with display for radio and navigation system -J503- |
| q | Pin assignment as of March 2010 |
| q | Pin assignment as of May 2011 |
| q | Pin assignment for radio pre-installation for aftermarket units |
| q | Pin assignment for mobile phone pre-installation |
| 3 - | Multimedia system control unit -J650- |
| q | Fitting location |
| q | Pin assignment |
| 4 - | Fresh air blower control unit -J126- |
| 5 - | Control unit for cornering light and headlight range control -J745- |
| q | Fitting location |
| 6 - | ABS control unit -J104- |
| q | Fitting location |
| q | Pin assignment: |
| 7 - | Engine control unit -J623- |
| q | Fitting location |
| q | 52-pin + 28-pin assignment |
| q | 94-pin + 60-pin assignment |
| 8 - | Battery monitor control unit -J367- |
| q | Fitting location |
| 9 - | Power steering control unit -J500- |
| q | Fitting location |
| q | Pin assignment |
| 10 - | Power output module for left headlight -J667- |
| Pin assignment |
| 11 - | Radiator fan control unit -J293- |
| q | Fitting location as of November 2010 |
| q | Pin assignment as of November 2010 |
| 12 - | Automatic glow period control unit -J179- |
| q | Fitting location |
| 13 - | Automatic gearbox control unit -J217- |
| q | Fitting location |
| q | Pin assignment |
| 14 - | Double clutch gearbox mechatronics -J743- |
| 15 - | Lambda probe after catalytic converter -G130- |
| q | Fitting location |
| q | Pin assignment |
| 16 - | Lambda probe -G39- |
| q | Fitting location |
| q | Pin assignment |
| 17 - | Power output module for right headlight -J668- |
| Pin assignment |
| 18 - | Airbag control unit -J234- |
| q | Fitting location |
| q | Pin assignment: |
| 19 - | Data bus diagnostic interface -J533- (only on vehicles with start/stop system) |
| q | Fitting location |
| q | Pin assignment |
| 20 - | Control unit in dash panel insert -J285- / Immobilizer control unit -J362- |
| q | Pin assignment |
| q | Warning light control in dash panel insert as of March 2010 |
| q | Warning light control in dash panel insert as of May 2011 |
| q | Display control in dash panel insert |
| 21 - | Onboard control unit -J519- |
| q | Fitting location |
| q | Pin assignment as of March 2010 |
| q | Pin assignment as of May 2011 |
| 22 - | Day driving light switch-off switch -E579- |
| q | Fitting location |
| q | Pin assignment |
| 23 - | Light switch -E1- |
| q | Fitting location |
| q | Pin assignment |
| 24 - | Headlight range control adjuster -E102- |
| q | Fitting location |
| q | Pin assignment |
| 25 - | Ignition starter switch -D- |
| q | Pin assignment as of November 2010 |
| q | Pin assignment as of May 2011 |
| 26 - | Left steering column switch -EX19- / Right steering column switch -EX20- / Coil -F350- |
| q | Fitting location |
| q | Pin assignment |
| 27 - | Multi-function steering wheel control unit -J453- |
| q | Fitting location |
| Control unit with display for radio and navigation system -J503- |
| Pin assignment, as of March 2010: |
| A | - | Control unit with display for radio and navigation system -J503- |
| B | - | 12-pin connector, at wiring harness - T12d |
| C | - | 12-pin connector, at wiring harness - T12e |
| D | - | 8-pin connector, at wiring harness - T8p |
| E | - | 8-pin connector, at wiring harness - T8n |
| Pin assignment, as of May 2011: |
| A | - | Control unit with display for radio and navigation system -J503- |
| B | - | 12-pin connector, at wiring harness - T12d |
| C | - | 12-pin connector, at wiring harness - T12e |
| D | - | 8-pin connector, at wiring harness - T8p |
| E | - | 8-pin connector, at wiring harness - T8n |
| F | - | 26-pin connector, at wiring harness - T26a |
|
| A | - | 6-pin connector, at wiring harness - T6ae |
| B | - | 8-pin connector, at wiring harness - T8p |
| C | - | 8-pin connector, at wiring harness - T8n |
|
| A | - | 4-pin connector, at wiring harness - T4ah |
|
| 1 | - | T8a/50 |
| 2 | - | T8a/75 |
| 3 | - | T8a/30 |
| 4 | - | T8a/P |
| 5 | - | T8a/50b |
| 6 | - | T8a/15 |
| 7 | - | T8a/30 |
| 8 | - | T8a/86s |
|
| 1 | - | T6o/50 |
| 2 | - | T6o/15 |
| 3 | - | T6o/30 |
| 4 | - | T6o/86s |
| 5 | - | T6o/30 |
| 6 | - | T6o/75 |
|
|
| Pin assignment: |
| A | - | Left steering column switch -EX19- / Right steering column switch -EX20- / Coil -F350- |
| B | - | 41-pin connector, at wiring harness - T41a |
|
|
|
|
| A | - | Headlight range control adjuster -E102- |
| B | - | 8-pin connector, at wiring harness - T8b |
|
|
|
| A | - | Light switch -E1- |
| B | - | 17-pin connector, at wiring harness - T17a |
|
|
|
| A | - | Day driving light switch-off switch -E579- |
| B | - | 5-pin connector, at wiring harness - T5f |
| Control unit in dash panel insert -J285- / Immobilizer control unit -J362- |
| Pin assignment: |
| A | - | Control unit in dash panel insert -J285- / Immobilizer control unit -J362- |
| B | - | 32-pin connector, at wiring harness - T32a |
| 32-pin connector -T32a- : |
| 1 | - | Fuel gauge sender -G- |
| 2 | - | Fuel gauge sender -G- |
| 3 | - | not assigned |
| 4 | - | not assigned |
| 5 | - | not assigned |
| 6 | - | not assigned |
| 7 | - | Immobilizer reading coil -D2- |
| 8 | - | Immobilizer reading coil -D2- |
| 9 | - | Speed signal - Ouput |
| 10 | - | Speedometer sender -G22- |
| 11 | - | Oil level and oil temperature sender -G266- |
| 12 | - | not assigned |
| 13 | - | Rear fog light warning light -K13- |
| 14 | - | Main beam warning light -K1- |
| 15 | - | not assigned |
| 16 | - | Terminal 31 - Input |
| 17 | - | Windscreen washer fluid level sender -G33- |
| 18 | - | Coolant shortage indicator sender -G32- |
| 19 | - | Ambient temperature sensor -G17- |
| 20 | - | Terminal 31 (sender mass) - Output |
| 21 | - | Multi-function display -J119- |
| - | Function selection switch -E91- | |
| 22 | - | Multi-function display -J119- |
| - | Function selection switch -E91- | |
| 23 | - | Multi-function display -J119- |
| - | Reset button -E92- | |
| 24 | - | not assigned |
| 25 | - | Handbrake warning switch -F9- |
| 26 | - | Brake fluid level warning contact -F34- |
| 27 | - | Oil pressure switch -F1- |
| 28 | - | Drive train CAN bus, high |
| 29 | - | Drive train CAN bus, low |
| 30 | - | Fog light warning light -K17- |
| 31 | - | Terminal 15 - Input |
| 32 | - | Terminal 30 - Input |
| Warning light control in dash panel insert - K, as of May 2011 |
| Warning light | Signal source |
| Main beam warning light -K1- | T32a/14 |
| Alternator warning light -K2- | CAN bus Onboard control unit -J519- |
| Oil pressure warning light -K3- | T32a/27 |
| Brake system warning light -K118- | T32a/26, CAN bus ABS control unit -J104- |
| Handbrake warning light -K14- | T32a/25 |
| Rear fog light warning light -K13- | T32a/13 |
| Fog light warning light -K17- | T32a/30 |
| Seat belt warning light -K19- | CAN bus Airbag control unit -J234- |
| Coolant temperature and coolant shortage indicator warning light -K28- | CAN bus Engine control unit -J623- |
| Coolant temperature and coolant shortage indicator warning light -K28- | T32a/18 |
| Glow period warning light -K29- | CAN bus Engine control unit -J623- |
| Oil level warning light -K38- | T32a/11 |
| ABS warning light -K47- | CAN bus ABS control unit -J104- |
| Dipped beam and rear lights warning light -K60- | CAN bus Onboard control unit -J519- |
| CCS warning light -K31- | CAN bus Onboard control unit -J519- |
| Left turn signal warning light -K65- | CAN bus Onboard control unit -J519- |
| Airbag warning light -K75- | CAN bus Airbag control unit -J234- |
| Exhaust emissions warning lamp -K83- | CAN bus Engine control unit -J623- |
| ESP and TCS warning light -K155- | CAN bus ABS control unit -J104- |
| Servotronic warning light -K92- | CAN bus Onboard control unit -J519- |
| Right turn signal warning light -K94- | CAN bus Onboard control unit -J519- |
| Fuel reserve warning light -K105- | T32a/1, T32a/2 |
| Washer fluid low warning light -K106- | T32a/17 |
| Rear lid open warning light -K116- | CAN bus Onboard control unit -J519- |
| Electronic power control fault lamp -K132- | CAN bus Engine control unit -J623- |
| Door open warning light -K166- | CAN bus Onboard control unit -J519- |
| Selector lever lock warning light -K169- | CAN bus Automatic gearbox control unit -J217- , Double clutch gearbox mechatronics -J743- |
| Bonnet open warning light -K171- | CAN bus Onboard control unit -J519- |
| ESP and TCS warning light 2 -K216- | CAN bus ABS control unit -J104- |
| Warning light for tyre pressure display -K220- | CAN bus ABS control unit -J104- |
| Diesel particle filter warning light -K231- | CAN bus Engine control unit -J623- |
| Bulb failure warning light -K170- | CAN bus Onboard control unit -J519- |
| Warning light for engine cold -K249- | CAN bus Engine control unit -J623- |
| Display control in dash panel insert K |
| Display | Signal source |
| Fuel gauge -G1- | T32a/1, T32a/2 |
| Coolant temperature gauge -G3- | CAN bus Engine control unit -J623- |
| Rev. counter -G5- | CAN bus Engine control unit -J623- |
| Speedometer -G21- | T32a/10, CAN bus ABS control unit -J104- |
| Buzzer and gong -H3- | CAN bus Control unit in dash panel insert -J285- |
| Digital clock -Y2- | CAN bus Control unit in dash panel insert -J285- |
| Odometer display -Y4- | CAN bus Control unit in dash panel insert -J285- |
| Multi-function display -J119- | T32a/19, 21, 22, 23, CAN bus Engine control unit -J623- , Control unit in dash panel insert -J285- |
| Selector lever position indicator -Y6- | CAN bus Automatic gearbox control unit -J217- , Double clutch gearbox mechatronics -J743- |
|
|
|
| Pin assignment, as of March 2010: |
| A | - | 73-pin connector (black) - T73a |
| B | - | 73-pin connector (white) - T73b |
| 73-pin connector -T73a- (black): |
| 1 | - | not assigned |
| 2 | - | not assigned (without start/stop system) |
| - | Output for 2-filament lamp for left headlight -L1- , Dipped beam bulb, left -M29- , Cornering light bulb, left -L148- , Headlight range control motor, left -V48- (for start/stop system) | |
| 3 | - | not assigned |
| 4 | - | Output for Interior light (31) |
| 5 | - | not assigned (without start/stop system) |
| - | Output for day driving light bulb, right -L175- (for start/stop system) | |
| 6 | - | not assigned (without start/stop system) |
| - | Output for rear fog light bulb, left -L46- (for start/stop system and only for vehicles with left-hand drive) | |
| - | Output for rear fog light bulb, right -L47- (for start/stop system and only for vehicles with right-hand drive) | |
| 7 | - | Input of light switch -E1- (fog lights) |
| 8 | - | not assigned |
| 9 | - | not assigned |
| 10 | - | Output for central locking motor in rear lid -V53- |
| 11 | - | Output for central locking motor in driver door -V56- , central locking motor in front passenger door -V57- , central locking motor in rear left door, lock -V214- , central locking motor in rear right door, lock -V215- |
| 12 | - | Output for central locking motor in driver door -V56- , motor for SAFE function of central locking in driver door -V161- |
| 13 | - | Output for motor for SAFE function of central locking in driver door -V161- , motor for SAFE function of central locking in front passenger door -V162- , motor for SAFE function of central locking in rear left door -V163- , motor for SAFE function of central locking in rear right door -V164- |
| 14 | - | Input (31) - for central locking |
| 15 | - | Output for central locking motor in front passenger door -V57- , motor for SAFE function of central locking in front passenger door -V162- , central locking motor in rear left door, lock -V214- , central locking motor in rear right door, lock -V215- |
| 16 | - | Input (30) - for central locking |
| 17 | - | Input of central locking lock unit, rear left -F222- |
| 18 | - | Input of central locking lock unit, rear right -F223- |
| 19 | - | Input of door contact switch, driver side -F2- (31) |
| 20 | - | Input of door contact switch, front passenger side -F3- (31) |
| 21 | - | Input of central locking lock unit, front passenger side -F221- |
| 22 | - | Input of central locking lock unit, driver side -F220- |
| 23 | - | Input of rear lid remote release button -E233- , rear lid handle release button -E234- (31) (on vehicles without central locking) |
| 24 | - | Input of central locking lock unit, driver side -F220- , central locking lock unit, front passenger side -F221- |
| 25 | - | Input of interior locking switch, driver side -E150- |
| 26 | - | Input of door contact switch, rear right -F11- |
| 27 | - | Input of bonnet contact switch -F266- (31) |
| 28 | - | Input of hazard warning light button -E229- (31) |
| 29 | - | Input of horn activation -H- (31) |
| 30 | - | Input of rear lid lock unit -F256- (31) |
| 31 | - | |
| 32 | - | Input of turn signal switch -E2- (right turn signal) (31) |
| 33 | - | Input of turn signal switch -E2- (left turn signal) (31) |
| 34 | - | Input of door contact switch, rear left -F10- |
| 35 | - | Output for sliding sunroof control unit -J245- (activation) |
| 36 | - | |
| 37 | - | not assigned |
| 38 | - | Output for heated exterior mirror, driver side, heated exterior mirror, front passenger side |
| 39 | - | Input (31) |
| 40 | - | Output for side light bulb, right -M3- (58R) |
| 41 | - | Output for side light bulb, left -M1- |
| 42 | - | Input of ignition starter switch -D- (86s) |
| 43 | - | Input of brake light switch -F- (54) |
| 44 | - | Input of ignition starter switch -D- (15) |
| 45 | - | Input of light switch -E1- (58R) |
| 46 | - | not assigned |
| 47 | - | |
| 48 | - | Output (authorisation) for sliding sunroof control unit -J245- (15) |
| 49 | - | Output for headlight washer system relay -J39- |
| 50 | - | |
| 51 | - | not assigned |
| 52 | - | Output for fuel supply relay -J643- (31), fuel pump control unit -J538- |
| 53 | - | not assigned |
| 54 | - | Input of ignition starter switch -D- (75) (for start/stop system) |
| 55 | - | Output for starter lock relay |
| 56 | - | Output for hazard warning light system warning light -K6- + bulb for button illumination -L76- |
| 57 | - | |
| 58 | - | Output for warning light for SAFE function of central locking -K133- |
| 59 | - | Output for interior locking warning light, driver side -K174- |
| 60 | - | Output for heated rear window warning light -K10- |
| 61 | - | |
| 62 | - | Input (56a) of headlight dipper/flasher switch -E4- (for start/stop system) |
| 63 | - | not assigned (without start/stop system) |
| - | Input (30) (for start/stop system) | |
| 64 | - | Input for heated exterior mirror driver's side -Z4- , heated exterior mirror front passenger's side -Z5- |
| 65 | - | Output for front interior light -W1- , glove box light -W6- , luggage compartment light, right -W35- (30g) |
| 66 | - | Input for front interior light -W1- , glove box light -W6- , luggage compartment light, right -W35- (30) |
| 67 | - | not assigned |
| 68 | - | Input for windscreen wiper motor -V- (30) |
| 69 | - | Output for windscreen wiper motor -V- (1st stage) |
| 70 | - | Input (31) |
| 71 | - | Output for windscreen wiper motor -V- (2nd stage) |
| 72 | - | Output for high tone horn -H2- , low tone horn -H7- |
| 73 | - | Input (30) for high tone horn -H2- , low tone horn -H7- |
| 73-pin connector -T73b- (white): |
| 1 | - | not assigned |
| 2 | - | not assigned (without start/stop system) |
| - | Output for 2-filament lamp for right headlight -L2- , Dipped beam bulb, right -M31- , Cornering light bulb, right -L149- , Headlight range control motor, right -V49- (for start/stop system) | |
| 3 | - | not assigned (without start/stop system) |
| - | Output for day driving light bulb, left -L174- (for start/stop system) | |
| 4 | - | |
| 5 | - | not assigned |
| 6 | - | not assigned |
| 7 | - | not assigned (without start/stop system) |
| - | Output for number plate light, left -X4- , number plate light, right -X5- (for start/stop system) | |
| 8 | - | not assigned |
| 9 | - | Output for static cornering light, left -M51- |
| 10 | - | Output for static cornering light, right -M52- |
| 11 | - | Input for reversing light bulb, left -M16- , reversing light bulb, right -M17- , static cornering light, left -M51- , static cornering light, right -M52- |
| 12 | - | Output for reversing light bulb, left -M16- , reversing light bulb, right -M17- (on vehicles without manual gearbox) (up to 11.10) |
| - | Output for reversing light bulb, left -M16- , reversing light bulb, right -M17- (not valid for vehicles with manual gearbox without start/stop system) (as of 11.10) | |
| 13 | - | Input for turn signal (30) |
| 14 | - | Output for turn signal bulb, front left -M5- , turn signal bulb, rear left -M6- , side turn signal bulb, left -M18- |
| 15 | - | Output for turn signal bulb, front right -M7- , turn signal bulb, rear right -M8- , side turn signal bulb, right -M19- |
| 16 | - | Output for brake light bulb, left -M9- , brake light bulb, right -M10- (54) |
| 17 | - | LIN bus door control unit driver's side -J386- , door control unit front passenger's side -J387- , rear left door control unit -J388- , rear right door control unit -J389- |
| 18 | - | Drive train CAN bus, low |
| 19 | - | Drive train CAN bus, high |
| 20 | - | Convenience CAN bus, high |
| 21 | - | Convenience CAN bus, low |
| 22 | - | Drive train CAN bus low (switched) |
| 23 | - | Drive train CAN bus high (switched) |
| 24 | - | LIN bus interior monitoring sensor -G273- , vehicle inclination sender -G384- |
| 25 | - | not assigned |
| 26 | - | not assigned |
| 27 | - | Input of intermittent wiper switch -E22- (1st stage) |
| 28 | - | not assigned |
| 29 | - | |
| 30 | - | Input of deactivation button of interior monitoring and vehicle inclination -E616- |
| 31 | - | Input of heated rear window button -E230- (31) |
| 32 | - | Input of windscreen wiper motor -V- |
| 33 | - | |
| 34 | - | Input of light switch -E1- (58L) |
| 35 | - | |
| 36 | - | LIN bus alarm horn -H12- |
| 37 | - | Diagnosis wire K |
| 38 | - | Input (31) |
| 39 | - | Input (30) |
| 40 | - | |
| 41 | - | Output for selector lever position magnet -N110- |
| 42 | - | |
| 43 | - | not assigned (without start/stop system) |
| - | Input of fog light and rear fog light switch -E23- (for start/stop system) | |
| 44 | - | Input of CCS SET button -E227- (SET-) |
| 45 | - | Input of CCS switch -E45- (on/off) |
| 46 | - | Input of CCS SET button -E227- (RES+) |
| 47 | - | Input of CCS switch -E45- (off) |
| 48 | - | Input of reversing light switch -F4- (not valid for vehicles with automatic gearbox) |
| 49 | - | Input of alternator -C- terminal L (without start/stop system) (up to 11.10) |
| - | Input of alternator with voltage regulator -CX1- terminal L (without start/stop system) (as of 11.10) | |
| 50 | - | Input of ignition starter switch -D- (50) |
| 51 | - | Input of ignition starter switch -D- (75) (without start/stop system) |
| 52 | - | Input of light switch -E1- (for headlight washer system) |
| 53 | - | Input of intermittent wiper switch -E22- (2nd stage) |
| 54 | - | |
| 55 | - | Input of double clutch gearbox mechatronics -J743- , automatic gearbox control unit -J217- |
| 56 | - | |
| 57 | - | |
| 58 | - | Input of exterior mirror heating button |
| 59 | - | Input of fuse in fuse holder A on the battery (30 analogue) |
| 60 | - | Input (31 analog) |
| 61 | - | Input of rear wiper switch -E34- |
| - | Output for rear window wiper motor -V12- | |
| 62 | - | Input of intermittent wiper control -E38- |
| 63 | - | Output for heated rear window -Z1- |
| 64 | - | not assigned |
| 65 | - | not assigned |
| 66 | - | not assigned |
| 67 | - | Input for heated rear window -Z1- (30) |
| 68 | - | not assigned (without start/stop system) |
| - | Input (30) (for start/stop system) | |
| 69 | - | not assigned |
| 70 | - | not assigned |
| 71 | - | not assigned |
| 72 | - | not assigned |
| 73 | - | not assigned |
| Pin assignment, as of May 2011: |
| A | - | 73-pin connector (black) - T73a |
| B | - | 73-pin connector (white) - T73b |
| 73-pin connector -T73a- (black): |
| 1 | - | not assigned |
| 2 | - | not assigned (without start/stop system) |
| - | 2-filament lamp for left headlight -L1- , Dipped beam bulb, left -M29- , Cornering light bulb, left -L148- , (for start/stop system) | |
| 3 | - | not assigned |
| 4 | - | Output for Interior light (31) |
| 5 | - | not assigned (without start/stop system) |
| - | Output for day driving light bulb, right -L175- (for start/stop system) | |
| 6 | - | not assigned (without start/stop system) |
| - | Output for rear fog light bulb, left -L46- (for start/stop system and only for vehicles with left-hand drive) | |
| - | Output for rear fog light bulb, right -L47- (for start/stop system and only for vehicles with right-hand drive) | |
| 7 | - | Input of light switch -E1- (fog lights) |
| 8 | - | not assigned |
| 9 | - | not assigned |
| 10 | - | Output for central locking motor in rear lid -V53- |
| 11 | - | Output for central locking motor in driver door -V56- , central locking motor in front passenger door -V57- , central locking motor in rear left door, lock -V214- , central locking motor in rear right door, lock -V215- |
| 12 | - | Output for central locking motor in driver door -V56- , motor for SAFE function of central locking in driver door -V161- |
| 13 | - | Output for motor for SAFE function of central locking in driver door -V161- , motor for SAFE function of central locking in front passenger door -V162- , motor for SAFE function of central locking in rear left door -V163- , motor for SAFE function of central locking in rear right door -V164- |
| 14 | - | Input (31) - for central locking |
| 15 | - | Output for central locking motor in front passenger door -V57- , motor for SAFE function of central locking in front passenger door -V162- , central locking motor in rear left door, lock -V214- , central locking motor in rear right door, lock -V215- |
| 16 | - | Input (30) - for central locking |
| 17 | - | Input of central locking lock unit, rear left -F222- |
| 18 | - | Input of central locking lock unit, rear right -F223- |
| 19 | - | Input of door contact switch, driver side -F2- (31) |
| 20 | - | Input of door contact switch, front passenger side -F3- (31) |
| 21 | - | Input of central locking lock unit, front passenger side -F221- |
| 22 | - | Input of central locking lock unit, driver side -F220- |
| 23 | - | Input of rear lid remote release button -E233- , rear lid handle release button -E234- (31) (on vehicles without central locking) |
| 24 | - | Input of central locking lock unit, driver side -F220- , central locking lock unit, front passenger side -F221- |
| 25 | - | Input of interior locking switch, driver side -E150- |
| 26 | - | Input of door contact switch, rear right -F11- |
| 27 | - | Input of bonnet contact switch -F266- (31) |
| 28 | - | Input of hazard warning light button -E229- (31) |
| 29 | - | Input of horn activation -H- (31) |
| 30 | - | Input of rear lid lock unit -F256- (31) |
| 31 | - | |
| 32 | - | Input of turn signal switch -E2- (right turn signal) (31) |
| 33 | - | Input of turn signal switch -E2- (left turn signal) (31) |
| 34 | - | Input of door contact switch, rear left -F10- |
| 35 | - | Output for sliding sunroof control unit -J245- (activation) |
| 36 | - | |
| 37 | - | not assigned |
| 38 | - | Output for heated exterior mirror, driver side, heated exterior mirror, front passenger side |
| 39 | - | Input (31) |
| 40 | - | Output for side light bulb, right -M3- (58R) |
| 41 | - | Output for side light bulb, left -M1- |
| 42 | - | Input of ignition starter switch -D- (86s) |
| 43 | - | Input of brake light switch -F- (54) |
| 44 | - | Input of ignition starter switch -D- (15) |
| 45 | - | Input of light switch -E1- (58R) |
| 46 | - | not assigned |
| 47 | - | |
| 48 | - | Output (authorisation) for sliding sunroof control unit -J245- (15) |
| 49 | - | Output for headlight washer system relay -J39- |
| 50 | - | |
| 51 | - | not assigned |
| 52 | - | Output for fuel supply relay -J643- (31), fuel pump control unit -J538- |
| 53 | - | not assigned |
| 54 | - | Input of ignition starter switch -D- (75) (for start/stop system) |
| 55 | - | Output for starter lock relay |
| 56 | - | Output for hazard warning light system warning light -K6- + bulb for button illumination -L76- |
| 57 | - | |
| 58 | - | Output for warning light for SAFE function of central locking -K133- |
| 59 | - | Output for interior locking warning light, driver side -K174- |
| 60 | - | Output for heated rear window warning light -K10- |
| 61 | - | |
| 62 | - | Input (56a) of headlight dipper/flasher switch -E4- (for start/stop system) |
| 63 | - | not assigned (without start/stop system) |
| - | Input (30) (for start/stop system) | |
| 64 | - | Input for heated exterior mirror driver's side -Z4- , heated exterior mirror front passenger's side -Z5- |
| 65 | - | Output for front interior light -W1- , glove box light -W6- , luggage compartment light, right -W35- (30g) |
| 66 | - | Input for front interior light -W1- , glove box light -W6- , luggage compartment light, right -W35- (30) |
| 67 | - | not assigned |
| 68 | - | Input for windscreen wiper motor -V- (30) |
| 69 | - | Output for windscreen wiper motor -V- (1st stage) |
| 70 | - | Input (31) |
| 71 | - | Output for windscreen wiper motor -V- (2nd stage) |
| 72 | - | Output for high tone horn -H2- , low tone horn -H7- |
| 73 | - | Input (30) for high tone horn -H2- , low tone horn -H7- |
| 73-pin connector -T73b- (white): |
| 1 | - | not assigned |
| 2 | - | not assigned (without start/stop system) |
| - | 2-filament lamp for right headlight -L2- , Dipped beam bulb, right -M31- , Cornering light bulb, right -L149- , (for start/stop system) | |
| 3 | - | not assigned (without start/stop system) |
| - | Output for day driving light bulb, left -L174- (for start/stop system) | |
| 4 | - | |
| 5 | - | not assigned |
| 6 | - | not assigned |
| 7 | - | not assigned (without start/stop system) |
| - | Output for number plate light, left -X4- , number plate light, right -X5- (for start/stop system) | |
| 8 | - | not assigned |
| 9 | - | Output for static cornering light, left -M51- |
| 10 | - | Output for static cornering light, right -M52- |
| 11 | - | Input for reversing light bulb, left -M16- , reversing light bulb, right -M17- , static cornering light, left -M51- , static cornering light, right -M52- |
| 12 | - | Output for reversing light bulb, left -M16- , reversing light bulb, right -M17- (on vehicles without manual gearbox) (up to 11.10) |
| - | Output for reversing light bulb, left -M16- , reversing light bulb, right -M17- (not valid for vehicles with manual gearbox without start/stop system) (as of 11.10) | |
| 13 | - | Input for turn signal (30) |
| 14 | - | Output for turn signal bulb, front left -M5- , turn signal bulb, rear left -M6- , side turn signal bulb, left -M18- |
| 15 | - | Output for turn signal bulb, front right -M7- , turn signal bulb, rear right -M8- , side turn signal bulb, right -M19- |
| 16 | - | Output for brake light bulb, left -M9- , brake light bulb, right -M10- (54) |
| 17 | - | LIN bus door control unit driver's side -J386- , door control unit front passenger's side -J387- , rear left door control unit -J388- , rear right door control unit -J389- |
| 18 | - | Drive train CAN bus, low |
| 19 | - | Drive train CAN bus, high |
| 20 | - | Convenience CAN bus, high |
| 21 | - | Convenience CAN bus, low |
| 22 | - | Drive train CAN bus low (switched) |
| 23 | - | Drive train CAN bus high (switched) |
| 24 | - | LIN bus interior monitoring sensor -G273- , vehicle inclination sender -G384- |
| 25 | - | not assigned |
| 26 | - | not assigned |
| 27 | - | Input of intermittent wiper switch -E22- (1st stage) |
| 28 | - | not assigned |
| 29 | - | |
| 30 | - | Input of deactivation button of interior monitoring and vehicle inclination -E616- |
| 31 | - | Input of heated rear window button -E230- (31) |
| 32 | - | Input of windscreen wiper motor -V- |
| 33 | - | |
| 34 | - | Input of light switch -E1- (58L) |
| 35 | - | |
| 36 | - | LIN bus alarm horn -H12- |
| 37 | - | Diagnosis wire K |
| 38 | - | Input (31) |
| 39 | - | Input (30) |
| 40 | - | |
| 41 | - | Output for selector lever position magnet -N110- |
| 42 | - | |
| 43 | - | not assigned (without start/stop system) |
| - | Input of fog light and rear fog light switch -E23- (for start/stop system) | |
| 44 | - | Input of CCS SET button -E227- (SET-) |
| 45 | - | Input of CCS switch -E45- (on/off) |
| 46 | - | Input of CCS SET button -E227- (RES+) |
| 47 | - | Input of CCS switch -E45- (off) |
| 48 | - | Input of reversing light switch -F4- (not valid for vehicles with automatic gearbox) |
| 49 | - | Input of alternator -C- terminal L (without start/stop system) (up to 11.10) |
| - | Input of alternator with voltage regulator -CX1- terminal L (without start/stop system) (as of 11.10) | |
| 50 | - | Input of ignition starter switch -D- (50) |
| 51 | - | Input of ignition starter switch -D- (75) (without start/stop system) |
| 52 | - | Input of light switch -E1- (for headlight washer system) |
| 53 | - | Input of intermittent wiper switch -E22- (2nd stage) |
| 54 | - | |
| 55 | - | Input of double clutch gearbox mechatronics -J743- , automatic gearbox control unit -J217- |
| 56 | - | |
| 57 | - | |
| 58 | - | Input of exterior mirror heating button |
| 59 | - | Input of fuse in fuse holder A on the battery (30 analogue) |
| 60 | - | Input (31 analog) |
| 61 | - | Input of rear wiper switch -E34- |
| - | Output for rear window wiper motor -V12- | |
| 62 | - | Input of intermittent wiper control -E38- |
| 63 | - | Output for heated rear window -Z1- |
| 64 | - | not assigned |
| 65 | - | not assigned |
| 66 | - | not assigned |
| 67 | - | Input for heated rear window -Z1- (30) |
| 68 | - | not assigned (without start/stop system) |
| - | Input (30) (for start/stop system) | |
| 69 | - | not assigned |
| 70 | - | not assigned |
| 71 | - | not assigned |
| 72 | - | not assigned |
| 73 | - | not assigned |
|
|
| Pin assignment: |
| A | - | Data bus diagnostic interface -J533- |
| B | - | 20-pin connector, at wiring harness - T20 |
|
| 52-pin + 28-pin assignment: |
| A | - | Engine control unit -J623- |
| B | - | 28-pin connector, at wiring harness - T28c |
| C | - | 52-pin connector, at wiring harness - T52a |
| 94-pin + 60-pin assignment: |
| A | - | Engine control unit -J623- |
| B | - | 94-pin connector, at wiring harness - T94a |
| C | - | 60-pin connector, at wiring harness - T60a |
|
|
| Pin assignment: |
| A | - | Power steering control unit -J500- |
| B | - | 3-pin connector, at wiring harness - T3s |
| C | - | 2-pin connector, at wiring harness - T2h |
| D | - | 4-pin connector, at wiring harness - T4r |
| Power output module for left headlight -J667- |
| Pin assignment: |
| A | - | Power output module for left headlight -J667- |
| B | - | 10-pin connector, at wiring harness - T10a |
|
| Pin assignment, as of March 2010: |
| A | - | Radiator fan control unit -J293- |
| B | - | 6-pin connector, at wiring harness - T6w |
| C | - | 4-pin connector, at wiring harness - T4ab |
|
| Pin assignment, as of November 2010: |
| A | - | Radiator fan control unit -J293- |
| B | - | 10-pin connector, at wiring harness - T10g |
|
|
| Pin assignment: |
| A | - | Automatic gearbox control unit -J217- |
| B | - | 52-pin connector, at wiring harness - T52b |
Note
|
|
| A | - | 4-pin connector, at wiring harness - T4k |
Note
|
|
| |
| A | - | 4-pin connector, at wiring harness - T4j |
| B | - | 6-pin connector, at wiring harness - T6aj |
| Power output module for right headlight -J668- |
| Pin assignment: |
| A | - | Power output module for right headlight -J668- |
| B | - | 10-pin connector, at wiring harness - T10b |
|
|
|
| 1 | - | Terminal 30 |
| 2 | - | not assigned |
| 3 | - | not assigned |
| 4 | - | Tyre pressure monitor button -E226- |
| 5 | - | TCS and ESP button -E256- |
| 6 | - | Front right speed sensor -G45- |
| 7 | - | Terminal 30 |
| 8 | - | not assigned (without start/stop system) |
| - | Voltage stabiliser 2 -J570- (for start/stop system) | |
| 9 | - | not assigned |
| 10 | - | not assigned |
| 11 | - | not assigned |
| 12 | - | not assigned |
| 13 | - | Earth |
| 14 | - | Drive train CAN bus, low |
| 15 | - | not assigned |
| 16 | - | not assigned (without start/stop system) |
| - | Voltage stabiliser 2 -J570- (for start/stop system) | |
| 17 | - | not assigned |
| 18 | - | Front right speed sensor -G45- |
| 19 | - | Rear right speed sensor -G44- |
| 20 | - | Rear left speed sensor -G46- |
| 21 | - | not assigned |
| 22 | - | Front left speed sensor -G47- |
| 23 | - | not assigned |
| 24 | - | not assigned |
| 25 | - | Terminal 30 |
| 26 | - | Drive train CAN bus, high |
| 27 | - | not assigned |
| 28 | - | not assigned |
| 29 | - | not assigned |
| 30 | - | Brake light switch -F- |
| 31 | - | Rear right speed sensor -G44- |
| 32 | - | not assigned |
| 33 | - | Rear left speed sensor -G46- |
| 34 | - | Front left speed sensor -G47- |
| 35 | - | Terminal 15 |
| 36 | - | not assigned |
| 37 | - | not assigned |
| 38 | - | Earth |
|
|
| Pin assignment: |
| A | - | Airbag control unit -J234- |
| B | - | 50-pin connector, at wiring harness - T50a |
|
|
|
|
| Pin assignment: |
| A | - | Multimedia system control unit -J650- |
| B | - | 12-pin connector, at wiring harness - T12b |
| Fresh air and air recirculating flap control unit -J251- |
| Pin assignment: |
| A | - | Fresh air and air recirculating flap control unit -J251- |
| B | - | not assigned |
| C | - | 16-pin connector, at wiring harness - T16c |
| D | - | 5-pin connector, at wiring harness - T5h |
| Pin assignment: Air conditioning system control unit -J301- |
| Pin assignment: |
| A | - | Air conditioning system control unit -J301- |
| B | - | 18-pin connector, at wiring harness - T18c |
| C | - | 16-pin connector, at wiring harness - T16e |
| D | - | 5-pin connector, at wiring harness - T5h |
| Climatronic control unit -J255- |
| Pin assignment: |
| A | - | Climatronic control unit -J255- |
| B | - | 20-pin connector, at wiring harness - T20a |
| C | - | 16-pin connector, at wiring harness - T16d |
