Wiring Diagram AUDI A7 2010 - Climatronic control unit
| E94 | Heated driver seat regulator |
| E95 | Heated front passenger seat regulator |
| J255 | Climatronic control unit |
| SC1 | Fuse 1 on fuse holder C |
| ST2 | Fuse carrier 2 |
| T17o | 17-pin connector, in right A-pillar coupling station |
| T20c | 20-pin connector |
| 45 | Earth point, centre behind dash panel |
| 81 | Earth connection 1, in dash panel wiring harness |
| A204 | Connection (dash panel insert CAN bus, high), in dash panel wiring harness |
| A205 | Connection (dash panel insert CAN bus, low), in dash panel wiring harness |
| * | see applicable current flow diagram for fuse assignment |
| *2 | Data bus wire (CAN bus) |
Wiring Diagram AUDI A7 2010 - Fresh air blower control unit - Climatronic control unit - Coolant shut-off valve - Coolant circulation pump
| J126 | Fresh air blower control unit |
| J255 | Climatronic control unit |
| N82 | Coolant shut-off valve |
| ST2 | Fuse carrier 2 |
| SC2 | Fuse 2 on fuse holder C |
| T2t | 2-pin connector |
| T3at | 3-pin connector |
| T4cb | 4-pin connector |
| T17i | 17-pin connector, in left A-pillar coupling station |
| T20c | 20-pin connector |
| V50 | Coolant circulation pump |
| * | see applicable current flow diagram for fuse assignment |
| *2 | Only models with no auxiliary heater |
Wiring Diagram AUDI A7 2010 - Potentiometer in left centre dash panel vent - Potentiometer in left side vent - Climatronic control unit
| G626 | Potentiometer in left centre dash panel vent |
| G627 | Potentiometer in right centre dash panel vent |
| G628 | Potentiometer in left side vent |
| J255 | Climatronic control unit |
| L67 | Dash panel left vent illumination bulb |
| L68 | Dash panel central vent illumination |
| T8w | 8-pin connector |
| T8y | 8-pin connector |
| T16f | 16-pin connector |
| 45 | Earth point, centre behind dash panel |
| 199 | Earth connection 3, in dash panel wiring harness |
| 354 | Earth connection 6, in dash panel wiring harness |
| A58 | Connection (5 volt), in dash panel wiring harness |
| A175 | Connection (58s), in dash panel wiring harness |
Wiring Diagram AUDI A7 2010 - Sunlight penetration photosensor - Potentiometer in right side vent - Climatronic control unit
| G107 | Sunlight penetration photosensor |
| G629 | Potentiometer in right side vent |
| J255 | Climatronic control unit |
| L69 | Dash panel right vent illumination bulb |
| T4al | 4-pin connector |
| T8z | 8-pin connector |
| T16f | 16-pin connector |
| T20c | 20-pin connector |
| 45 | Earth point, centre behind dash panel |
| 213 | Earth connection, in dash panel wiring harness |
| 354 | Earth connection 6, in dash panel wiring harness |
| A58 | Connection (5 volt), in dash panel wiring harness |
| A67 | Connection (31, air conditioning system), in dash panel wiring harness |
| A175 | Connection (58s), in dash panel wiring harness |
Wiring Diagram AUDI A7 2010 - Climatronic control unit - Defroster flap control motor - Left centre vent control motor - Left temperature flap control motor
| J255 | Climatronic control unit |
| T4dl | 4-pin connector |
| T4dm | 4-pin connector |
| T4dn | 4-pin connector |
| T16p | 16-pin connector |
| V107 | Defroster flap control motor |
| V110 | Left centre vent control motor |
| V158 | Left temperature flap control motor |
| 97 | Earth connection 1, in air conditioning system wiring harness |
| 112 | Earth connection 2, in air conditioning system wiring harness |
| L5 | Connection 1, in evaporator housing unit wiring harness |
| L6 | Connection 2, in evaporator housing unit wiring harness |
| * | Only right-hand drive models |
Wiring Diagram AUDI A7 2010 - Climatronic control unit - Left footwell flap control motor - Left side vent control motor - Rear left temperature flap control motor
| J255 | Climatronic control unit |
| T4do | 4-pin connector |
| T4dw | 4-pin connector |
| T4dx | 4-pin connector |
| V108 | Left footwell flap control motor |
| V299 | Left side vent control motor |
| V313 | Rear left temperature flap control motor |
| 97 | Earth connection 1, in air conditioning system wiring harness |
| 112 | Earth connection 2, in air conditioning system wiring harness |
| L5 | Connection 1, in evaporator housing unit wiring harness |
| L6 | Connection 2, in evaporator housing unit wiring harness |
| * | Only right-hand drive models |
Wiring Diagram AUDI A7 2010 - Climatronic control unit - Rear left air quantity flap control motor - Rear right air quantity flap control motor
| J255 | Climatronic control unit |
| T4dy | 4-pin connector |
| T4dz | 4-pin connector |
| V239 | Rear left air quantity flap control motor |
| V240 | Rear right air quantity flap control motor |
| 97 | Earth connection 1, in air conditioning system wiring harness |
| 112 | Earth connection 2, in air conditioning system wiring harness |
| 188 | Earth connection 3, in air conditioning system wiring harness |
| L5 | Connection 1, in evaporator housing unit wiring harness |
| L6 | Connection 2, in evaporator housing unit wiring harness |
| L7 | Connection 3, in evaporator housing unit wiring harness |
| * | Only right-hand drive models |
Wiring Diagram AUDI A7 2010 - Climatronic control unit - Right side vent control motor
| J255 | Climatronic control unit |
| T4dq | 4-pin connector |
| T4ea | 4-pin connector |
| T4eb | 4-pin connector |
| V109 | Right footwell flap control motor |
| V300 | Right side vent control motor |
| V314 | Rear right temperature flap control motor |
| 112 | Earth connection 2, in air conditioning system wiring harness |
| 188 | Earth connection 3, in air conditioning system wiring harness |
| L6 | Connection 2, in evaporator housing unit wiring harness |
| L7 | Connection 3, in evaporator housing unit wiring harness |
| * | Only right-hand drive models |
Wiring Diagram AUDI A7 2010 - Climatronic control unit - Right centre vent control motor - Right temperature flap control motor - Indirect ventilation flap control motor
| J255 | Climatronic control unit |
| T4dr | 4-pin connector |
| T4ds | 4-pin connector |
| T4ec | 4-pin connector |
| V111 | Right centre vent control motor |
| V159 | Right temperature flap control motor |
| V213 | Indirect ventilation flap control motor |
| 188 | Earth connection 3, in air conditioning system wiring harness |
| 243 | Earth connection 1, in Climatronic wiring harness |
| L6 | Connection 2, in evaporator housing unit wiring harness |
| L7 | Connection 3, in evaporator housing unit wiring harness |
Wiring Diagram AUDI A7 2010 - Climatronic control unit - Air flow flap control motor - Air recirculation flap control motor
| J255 | Climatronic control unit |
| T4dt | 4-pin connector |
| T4du | 4-pin connector |
| V71 | Air flow flap control motor |
| V113 | Air recirculation flap control motor |
| 243 | Earth connection 1, in Climatronic wiring harness |
| L6 | Connection 2, in evaporator housing unit wiring harness |
| L7 | Connection 3, in evaporator housing unit wiring harness |
| L8 | Connection 4, in evaporator housing unit wiring harness |
| * | Only right-hand drive models |
Wiring Diagram AUDI A7 2010 - Left vent temperature sender - Left footwell vent temperature sender - Evaporator output temperature sender - Climatronic control unit
| G150 | Left vent temperature sender |
| G151 | Right vent temperature sender |
| G261 | Left footwell vent temperature sender |
| G262 | Right footwell vent temperature sender |
| G263 | Evaporator output temperature sender |
| J255 | Climatronic control unit |
| T2it | 2-pin connector |
| T2iu | 2-pin connector |
| T2kl | 2-pin connector |
| T2km | 2-pin connector |
| T2kn | 2-pin connector |
| T16p | 16-pin connector |
| T20c | 20-pin connector |
| 244 | Earth connection (sender earth), in Climatronic wiring harness |
Wiring Diagram AUDI A7 2010 - Operating and display unit for rear air conditioning system
| E265 | Operating and display unit for rear air conditioning system |
| SB2 | Fuse 2 on fuse holder B |
| ST2 | Fuse carrier 2 |
| T20a | 20-pin connector |
| 44 | Earth point, lower part of left A-pillar |
| 366 | Earth connection 1, in main wiring harness |
| * | see applicable current flow diagram for fuse assignment |
Wiring Diagram AUDI A7 2010 - Operating and display unit for rear air conditioning system - Button for air ionisation system - Control unit for air ionisation system
| E265 | Operating and display unit for rear air conditioning system |
| E677 | Button for air ionisation system, on right B-pillar |
| J897 | Control unit for air ionisation system |
| L156 | Switch illumination bulb |
| ST1 | Fuse carrier 1 |
| SB1 | Fuse 1 on fuse holder B |
| T6bp | 6-pin connector |
| T6bq | 6-pin connector |
| T20a | 20-pin connector |
| 393 | Earth connection 28, in main wiring harness |
| B281 | Positive connection 5 (15a) in main wiring harness |
| B712 | Connection 7 (LIN bus) in main wiring harness |
| * | Only models with equipment for China |
| *2 | see applicable current flow diagram for fuse assignment |
Wiring Diagram AUDI A7 2010 - Operating and display unit for rear air conditioning system - Rear left chest vent control motor - Rear right chest vent control motor
| E265 | Operating and display unit for rear air conditioning system |
| T4cc | 4-pin connector |
| T4cd | 4-pin connector |
| T20a | 20-pin connector |
| V315 | Rear left chest vent control motor |
| V316 | Rear right chest vent control motor |
| 391 | Earth connection 26, in main wiring harness |
| B476 | Connection 12, in main wiring harness |
| B712 | Connection 7 (LIN bus) in main wiring harness |
Wiring Diagram AUDI A7 2010 - Operating and display unit for rear air conditioning system - Potentiometer in rear left chest vent - Potentiometer in rear right chest vent
| E265 | Operating and display unit for rear air conditioning system |
| G630 | Potentiometer in rear left chest vent |
| G631 | Potentiometer in rear right chest vent |
| T8v | 8-pin connector |
| T20a | 20-pin connector |
| B474 | Connection 10, in main wiring harness |
Wiring Diagram AUDI A7 2010 - Operating and display unit for rear air conditioning system - Rear left chest vent temperature sender - Vent temperature sender for rear left footwell
| E265 | Operating and display unit for rear air conditioning system |
| G635 | Rear left chest vent temperature sender |
| G636 | Rear right chest vent temperature sender |
| G637 | Vent temperature sender for rear left footwell |
| G638 | Vent temperature sender for rear right footwell |
| T2an | 2-pin connector |
| T2ix | 2-pin connector |
| T2iy | 2-pin connector |
| T2iz | 2-pin connector |
| T20a | 20-pin connector |
| 392 | Earth connection 27, in main wiring harness |
| 394 | Earth connection 29, in main wiring harness |
Wiring Diagram AUDI A7 2010 - Operating and display unit for rear air conditioning system
| E128 | Heated rear left seat switch with regulator |
| E129 | Heated rear right seat switch with regulator |
| E265 | Operating and display unit for rear air conditioning system |
| G94 | Rear left seat temperature sensor |
| G95 | Rear right seat temperature sensor |
| ST1 | Fuse carrier 1 |
| SF11 | Fuse 11 in fuse holder F |
| T3r | 3-pin connector |
| T6t | 6-pin connector, in coupling point for rear seat, left |
| T6u | 6-pin connector, in coupling point for rear seat, right |
| T20a | 20-pin connector |
| Z10 | Heated bench seat cushion for rear left seat |
| Z12 | Heated bench seat cushion for rear right seat |
| * | see applicable current flow diagram for seat heating |
| *2 | see applicable current flow diagram for fuse assignment |
Wiring Diagram AUDI A7 2010 - Rear left vent illumination bulb - Rear right vent illumination bulb
| L88 | Rear left vent illumination bulb |
| L89 | Rear right vent illumination bulb |
| T2iv | 2-pin connector |
| T2iw | 2-pin connector |
| 373 | Earth connection 8, in main wiring harness |
| 687 | Earth point 1, on centre tunnel |
| B731 | Connection 1 (58s), in main wiring harness |
| B732 | Connection 2 (58s), in main wiring harness |
Wiring Diagram AUDI A7 2010 - Air quality sensor - Refrigerant pressure and temperature sender - Humidity sender in fresh air intake duct - Onboard supply control unit - Air conditioner compressor regulating valve
| G238 | Air quality sensor |
| G395 | Refrigerant pressure and temperature sender |
| G657 | Humidity sender in fresh air intake duct |
| J519 | Onboard supply control unit |
| N280 | Air conditioner compressor regulating valve |
| ST1 | Fuse carrier 1 |
| SB6 | Fuse 6 on fuse holder B |
| T2s | 2-pin connector |
| T3ay | 3-pin connector |
| T3p | 3-pin connector |
| T16c | 16-pin connector |
| T17a | 17-pin connector, Coupling station, E-box on left in plenum chamber |
| T17d | 17-pin connector |
| T32a | 32-pin connector |
| T32c | 32-pin connector |
| B287 | Positive connection 11 (15a) in main wiring harness |
| B549 | Connection 2 (LIN bus) in main wiring harness |
| * | see applicable current flow diagram for fuse assignment |
Wiring Diagram AUDI A7 2010 - Data bus diagnostic interface - Wiring junction for dash panel insert CAN bus - high
| J533 | Data bus diagnostic interface |
| T32b | 32-pin connector |
| T46b | 46-pin connector |
| TV36 | Wiring junction for dash panel insert CAN bus, high, on relay and fuse carrier, on right in luggage compartment |
| TV40 | Wiring junction for dash panel insert CAN bus, low |
| B708 | Connection 1 (dash panel insert CAN bus high) in main wiring harness |
| B709 | Connection 1 (dash panel insert CAN bus low) in main wiring harness |
AUDI A7 2010
AUDI A7 2010 Fitting location, image processing control unit J851
| Fitting location, left-hand drive |
| Under front passenger seat. |
| A - | Image processing control unit -J851- |
| B - | 12-pin connector -T12i- , black |
| C - | 5-pin connector -T5i- , black, camera control unit -J852- |
|
| A - | Image processing control unit -J851- |
| B - | 12-pin connector -T12i- , black |
| C - | 5-pin connector -T5i- , black, camera control unit -J852- |
|
| A - | Airbag control unit -J234- |
| B - | 100-pin connector -T100- , yellow |
|
| A - | Control unit for sensor electronics -J849- |
| B - | 50-pin connector -T50- , ivory |
|
| A - | Control unit for night vision system -J853- |
| B - | 5-pin connector -T5e- , black, camera for night vision system -R212- |
| C - | 12-pin connector -T12b- , black |
|
| A - | Active steering control unit -J792- |
| B - | 10-pin connector -T10c- , black |
| C - | 8-pin connector -T8m- , black |
| D - | 5-pin connector -T5k- , black, Active steering motor -V477- |
|
| A - | Active steering control unit -J792- |
| B - | 10-pin connector -T10c- , black |
| C - | 8-pin connector -T8m- , black |
| D - | 5-pin connector -T5k- , black, Active steering motor -V477- |
|
| A - | 16-pin connector -T16- , black |
|
| A - | 16-pin connector -T16- , black |
|
| A - | Headlight range control unit -J431- |
| A - | Control unit for cornering light and headlight range control -J745- |
| q | models with cornering light |
| B - | 26-pin connector -T26a- , black |
|
| A - | Headlight range control unit -J431- |
| A - | Control unit for cornering light and headlight range control -J745- |
| q | models with cornering light |
| B - | 26-pin connector -T26a- , black |
|
| A - | 32-pin connector -T32c- , grey |
| B - | 32-pin connector -T32a- , black |
| C - | 16-pin connector -T16c- , brown |
| D - | 17-pin connector -T17d- , black |
| E - | 17-pin connector -T17c- , brown |
| F - | 17-pin connector -T17e- , red |
| G - | 6-pin connector -T6d- , grey |
| H - | Onboard supply control unit -J519- |
|
| A - | 32-pin connector -T32c- , grey |
| B - | 32-pin connector -T32a- , black |
| C - | 16-pin connector -T16c- , brown |
| D - | 17-pin connector -T17d- , black |
| E - | 17-pin connector -T17c- , brown |
| F - | 17-pin connector -T17e- , red |
| G - | 6-pin connector -T6d- , grey |
| H - | Onboard supply control unit -J519- |
|
| A - | Engine control unit -J623- |
| B - | 60-pin connector -T60- , black |
| C - | 94-pin connector -T94- , black |
|
| A - | Engine control unit -J623- |
| B - | 60-pin connector -T60- , black |
| C - | 94-pin connector -T94- , black |
|
| 1 - | Engine control unit -J623- |
| A - | 105-pin connector -T105- , black |
| B - | 91-pin connector -T91- , black |
|
| 1 - | Engine control unit -J623- |
| A - | 56-pin connector -T56a- , black |
| q | Contact carrier colour: black |
| B - | 91-pin connector -T91- , black |
| q | Contact carrier colour: black |
| C - | 56-pin connector -T56b- , black |
| q | Contact carrier colour: white |
| D - | 56-pin connector -T56c- , black |
| q | Contact carrier colour: blue |
| E - | 56-pin connector -T56d- , black |
| q | Contact carrier colour: violet |
|
| A - | Garage door operation control unit -J530- |
| B - | 4-pin connector -T4r- , black |
|
| A - | Control unit for heads-up display -J898- |
| B - | 10-pin connector -T10g- , black |
|
| A - | ABS control unit -J104- |
| B - | 47-pin connector -T47- , black |
|
| 1 - | ABS control unit -J104- |
| A - | 38-pin connector -T38a- , black |
|
| A - | Adaptive cruise control unit -J428- |
| B - | 8-pin connector -T8k- , black |
|
| A - | Control unit 2 for adaptive cruise control -J850- |
| B - | 8-pin connector -T8l- , black |
|
| A - | 10-pin connector -T10b- , black |
| B - | Sliding sunroof adjustment control unit -J245- |
| q | with sliding sunroof motor -V1- |
|
| A - | 6-pin connector -T6e- , blue, microphone unit in front roof module -R164- |
| B - | 10-pin connector -T10ab- , red |
| C - | 5-pin connector -T5d- , black, sunroof button -E325- |
| D - | 4-pin connector -T4v- , black, anti-theft alarm sensor -G578- |
| E - | 6-pin connector -T6f- , black, garage door operating unit -E284- |
| F - | 10-pin connector -T10ac- , black, rear left reading light button -E454- , rear right reading light button -E455- |
| G - | Roof electronics control unit -J528- |
| q | with front interior light -W1- , front left reading light button -E633- , front right reading light button -E634- , front button for rear reading light -E635- , front left reading light -W65- , front right reading light -W66- , front interior light button -E326- |
|
| A - | Control unit for front left belt tensioner -J854- /control unit for front right belt tensioner -J855- |
| q | with driver seat belt tensioner igniter 1 -N153- , front passenger seat belt tensioner igniter 1 -N154- , driver side belt force limiter -G551- , front passenger side belt force limiter -G552- |
| B - | 5-pin connector -T5f- , left, black, airbag control unit -J234- |
| B - | 5-pin connector -T5h- , right, black, airbag control unit -J234- |
| C - | 4-pin connector -T4x- , left, black |
| C - | 4-pin connector -T4ac- , right, black |
|
| A - | 12-pin connector -T12v- , black, airbag coil connector and return ring with slip ring -F138- , driver side airbag igniter -N95- , driver side airbag igniter 2 -N250- |
| B - | 2-pin connector -T2fk- , black, airbag coil connector and return ring with slip ring -F138- , heated steering wheel -Z36- |
| C - | 6-pin connector -T6am- , black, intermittent wiper switch -E22- |
| D - | 13-pin connector -T13b- , black, turn signal switch -E2- , headlight flasher switch -E5- , cruise control system switch -E45- |
| E - | Steering column electronics control unit -J527- |
| q | with turn signal switch -E2- , headlight flasher switch -E5- , intermittent wiper switch -E22- , cruise control system switch -E45- , coil connector -F350- , steering angle sender -G85- , lane departure warning button -E517- , airbag coil connector and return ring with slip ring -F138- |
|
| A - | Steering column electronics control unit -J527- |
| G - | 4-pin connector -T4ah- , yellow, from airbag control unit -J234- |
| F - | 16-pin connector -T16e- , black |
| E - | not assigned |
|
| A - | Power steering control unit -J500- |
| q | with electromechanical power steering motor -V187- , steering moment sender -G269- |
| B - | 2-pin connector -T2fa- , black |
| C - | 6-pin connector -T6ak- , black |
| D - | Sensor connection |
|
| A - | Auxiliary heater control unit -J364- |
| q | with temperature sensor 2 for supplementary and auxiliary heating -G587- , flame monitor -G64- , temperature sensor -G18- , glow plug for heater -Q9- , combustion air blower -V6- , fuel pre-heating heater element -Z66- |
| B - | 2-pin connector -T2az- , brown |
| C - | 6-pin connector -T6k- , black |
|
| -T6k- (C) | Designation |
| 1 | Dash panel insert CAN bus high B708 connection 1 (dash panel insert CAN bus high) in main wiring harness Data bus diagnostic interface -J533- |
| 2 | Dash panel insert CAN bus low B709 connection 1 (dash panel insert CAN bus low) in main wiring harness Data bus diagnostic interface -J533- |
| 3 | Heater coolant shut-off valve -N279- |
| 4 | Metering pump -V54- |
| 5 | Terminal 31, to 380 earth connection 15 in main wiring harness 43 earth point at bottom of right A-pillar |
| 6 | Remote control receiver for auxiliary heater -R64- |
| -T2az- (B) | Designation |
| 1 | Terminal 30, from fuse holder F -SF- |
| 2 | Terminal 31, to 379 earth connection 14 in main wiring harness 43 earth point at bottom of right A-pillar |
|
| A - | 20-pin connector -T20c- , black |
| B - | Climatronic control unit -J255- |
| q | with heated driver seat regulator -E94- , heated front passenger seat regulator -E95- |
| C - | 16-pin connector -T16f- , brown |
| D - | 16-pin connector -T16p- , black |
|
| A - | 18-pin connector -T18d- , black |
| B - | Control unit for electrically adjustable steering column -J866- |
|
| A - | 32-pin connector -T32- , blue |
| B - | 2-pin connector -T2bm- , MOST bus, black |
| C - | Control unit in dash panel insert -J285- |
| q | with fuel gauge -G1- , display in dash panel insert -Y24- , main beam warning lamp -K1- , ABS warning lamp -K47- , warning lamp for left turn signal -K261- , airbag warning lamp -K75- , diesel electronics warning lamp -K104- , engine electronics warning lamp -K149- , warning lamp for right turn signal -K262- |
|
| 1 - | Radiator fan control unit -J293- |
| q | Radiator fan -V7- |
| 2 - | Radiator fan control unit 2 -J671- |
| q | Radiator fan 2 -V177- |
| 3 - | 4-pin connector -T4bg- , black |
| 4 - | 4-pin connector -T4bf- , black |
|
| 1 - | Camera control unit -J852- |
| q | Fitting location and connectors → chapter |
| 2 - | Automatic anti-dazzle interior mirror -Y7- |
| q | with light sensor -G399- , rain and light sensor -G397- |
| 3 - | Humidity sender -G355- |
| 4 - | Main beam assist control unit -J844- |
|
| Fitting location, camera control unit -J852- |
| A - | Camera control unit -J852- |
| B - | 5-pin connector -T5c- , black, to image processing control unit -J851- |
| C - | 12-pin connector -T12a- , black |
Note:
|
| 1 - | 14-pin connector -T14c- /14-pin connector -T14d- , black |
| 2 - | Control unit for left daytime running light and side light -J860- /control unit for right daytime running light and side light -J861- |
| 3 - | Output module for left headlight -J667- /output module for right headlight -J668- |
| 4 - | Left gas discharge bulb control unit -J343- /right gas discharge bulb control unit -J344- |
Note:
|
| 1 - | 14-pin connector -T14c- /14-pin connector -T14d- , black |
| 2 - | Output module 3 for left LED headlight -A33- /output module 3 for right LED headlight -A29- |
| 3 - | Output module 2 for left LED headlight -A32- /output module 2 for right LED headlight -A28- |
| 4 - | Output module 1 for left LED headlight -A31- /output module 1 for right LED headlight -A27- |
|
| A - | Control unit for electronic steering column lock -J764- |
| B - | 6-pin connector -T6- , black |
|
| 1 - | Fresh air blower control unit -J126- |
| q | with fresh air blower -V2- |
| A - | 4-pin connector -T4cb- , black |
|
| -T4cb- (A) | Designation |
| 1 | Terminal 31, to 81 earth connection 1 in dash panel wiring harness 45 earth point behind centre of dash panel |
| 2 | |
| 3 | Terminal 30, from fuse holder C -SC- |
| 4 | Climatronic control unit -J255- |
|
| 1 - | Active steering motor -V477- |
| 2 - | Active steering safety lock actuator -F437- |
| A - | 6-pin connector -T6m- , black |
| B - | 4-pin connector -T4ag- , black |
| C - | 2-pin connector -T2bk- , black |
|
| -T6m- (A) | Designation | -T6m- (A) | Designation | |
| 1 | Active steering control unit -J792- | 4 | Active steering control unit -J792- | |
| 2 | Active steering control unit -J792- | 5 | Active steering control unit -J792- | |
| 3 | Active steering control unit -J792- | 6 | Active steering control unit -J792- |
| -T4ag- (B) | Designation | -T2bk- (C) | Designation | |
| 1 | Active steering control unit -J792- | 1 | Active steering control unit -J792- | |
| 2 | Active steering control unit -J792- | 2 | Active steering control unit -J792- | |
| 3 | Active steering control unit -J792- | |||
| 4 | Terminal 31, shield earth |
|
| 1 - | Wiper motor control unit -J400- |
| q | with windscreen wiper motor -V- |
| A - | 4-pin connector -T4t- , black |
| q | Left and right-hand models have different assignments |
|
| -T4t- (A) | Designation |
| 1 (LHD) | Terminal 30, from fuse holder B -SB- |
| 1 (RHD) | LIN bus B698 connection 3 (LIN bus) in main wiring harness Onboard supply control unit -J519- |
| 2 (LHD) | Terminal 31, to 369 earth connection 4 in main wiring harness 44 earth point on lower left of A-pillar |
| 2 (RHD) | |
| 3 (LHD) | |
| 3 (RHD) | Terminal 31, to 369 earth connection 4 in main wiring harness 44 earth point on lower left of A-pillar |
| 4 (LHD) | LIN bus B698 connection 3 (LIN bus) in main wiring harness Onboard supply control unit -J519- |
| 4 (RHD) | Terminal 30, from fuse holder B -SB- |
|
| 1 - | Control unit for structure-borne sound -J869- |
| A - | 6-pin connector -T6bw- , black |
|
| -T6bw- (A) | Designation |
| 1 | Actuator for structure-borne sound -R214- |
| 2 | Actuator for structure-borne sound -R214- |
| 3 | Terminal 15, from B279 positive connection 3 (15a) in main wiring harness Fuse holder B -SB- |
| 4 | Terminal 31, to 366 earth connection 1 in main wiring harness 44 earth point on lower left of A-pillar |
| 5 | Powertrain CAN bus, low B390 connection 1 (powertrain CAN bus, low) in main wiring harness |
| 6 | Powertrain CAN bus, high B383 connection 1 (powertrain CAN bus, high) in main wiring harness |
|
| A - | Power unit mounting control unit -J931- |
| B - | 28-pin connector -T28- , black |
|
| -T28- (B) | Designation | -T28- (B) | Designation | -T28- (B) | Designation | -T28- (B) | Designation | |||
| 53 | Terminal 30, from B321 positive connection 7 (30a) in main wiring harness Fuse holder F -SF- | 60 | 67 | Terminal 30, from B321 positive connection 7 (30a) in main wiring harness Fuse holder F -SF- | 74 | Power unit mounting actuator 1 -N513- | ||||
| 54 | Terminal 15, from B281 positive connection 5 (15a) in main wiring harness Fuse holder B -SB- | 61 | 68 | Power unit mounting actuator 1 -N513- | 75 | Power unit mounting actuator 2 -N514- | ||||
| 55 | 62 | 69 | Power unit mounting actuator 2 -N514- | 76 | ||||||
| 56 | CAN bus extended low B109 connection 1 (CAN bus extended low) in main wiring harness | 63 | Earth Power unit mounting sender 1 -G748- | 70 | 5 V output, to D129 connection 27 in engine compartment wiring harness Power unit mounting sender 2 -G749- Power unit mounting sender 1 -G748- | 77 | ||||
| 57 | CAN bus extended high B108 connection 1 (CAN bus extended high) in main wiring harness | 64 | 71 | Earth Power unit mounting sender 2 -G749- | 78 | Signal Power unit mounting sender 1 -G748- | ||||
| 58 | 65 | 72 | 79 | Signal Power unit mounting sender 2 -G749- | ||||||
| 59 | Speed signal from D130 connection 28 in engine compartment wiring harness Engine control unit -J623- to digital sound package control unit -J525- | 66 | Terminal 31, to 398 earth connection 33 in main wiring harness 379 earth connection 14 in main wiring harness 43 earth point at bottom of right A-pillar | 73 | 80 | Terminal 31, to 398 earth connection 33 in main wiring harness 379 earth connection 14 in main wiring harness 43 earth point at bottom of right A-pillar |
|
| 1 - | Catalytic converter heater control unit 1 -J1021- |
| A - | 2-pin connector -T2qc- , black |
| B - | 4-pin connector -T4gk- , black |
| C - | 2-pin connector -T2qb- , brown |
|
| -T4gk- (B) | Designation | -T4gk- (B) | Designation | |
| 1 | Powertrain CAN bus, high E123 connection 1 (powertrain CAN bus, high) in engine wiring harness | 3 | Powertrain CAN bus, low E123 connection 1 (powertrain CAN bus, low) in engine wiring harness | |
| 2 | Terminal 31, to 714 earth point on right on engine | 4 | Terminal 87, from D181 connection 2 (87a) in engine compartment wiring harness |
| -T2qc- (A) | Designation | -T2qb- (C) | Designation | |
| 1 | Catalytic converter heater 1 -Z119- | 1 | Terminal 30 wiring junction -TV2- Catalytic converter heater fuse -S351- | |
| 2 | Catalytic converter heater 2 -Z120- | 2 | Terminal 30 wiring junction -TV2- Catalytic converter heater fuse 2 -S354- |
|
| 1 - | Control unit 1 for information electronics -J794- |
| A - | 2-pin connector -T2at- , aerial connection, LTE, Bordeaux, LTE aerial 1 -R297- |
| B - | 2-pin connector -T2nf- , aerial connection, DAB, black, aerial amplifier 3 -R112- , digital radio aerial -R183- |
| B - | 2-pin connector -T2nf- , aerial connection, SAT, brown,satellite aerial -R170- , USA only |
| C - | Quad connector |
| D - | 8-pin connector -T8f- , black |
| E - | 12-pin connector -T12d- , grey |
| F - | 12-pin connector -T12f- , green |
| G - | 12-pin connector -T12g- , blue |
| H - | 8-pin connector -T8e- , brown |
| J - | 2-pin connector -T2aw- , MOST bus, black |
| K - | 4-pin connector -T4df- , grey, display unit for front information display and operating unit control unit -J685- |
| L - | 5-pin connector -T5bq- , brown, USB connection holder -R193- |
| M - | 4-pin connector -T4gf- , aerial connection, AM/FM, white, aerial amplifier -R24- |
| N - | 2-pin connector -T2au- , aerial connection, GPS, blue, roof aerial -R216- , GPS aerial -R50- |
| O - | 2-pin connector -T2at- , aerial connection, LTE, Bordeaux, LTE aerial 2 -R306- |
|
| -T8f- (D) | Designation | -T8e- (H) | Designation | |
| 9 | Subwoofer -R211- | 1 | Rear right treble loudspeaker -R16- Rear right mid-range and bass loudspeaker -R160- | |
| 10 | Centre loudspeaker -R208- | 2 | Front right treble loudspeaker -R22- Front right mid-range and bass loudspeaker -R102- | |
| 11 | 3 | Front left treble loudspeaker -R20- Front left mid-range and bass loudspeaker -R101- | ||
| 12 | 4 | Rear left treble loudspeaker -R14- Rear left mid-range and bass loudspeaker -R159- | ||
| 13 | Subwoofer -R211- | 5 | Rear right treble loudspeaker -R16- Rear right mid-range and bass loudspeaker -R160- | |
| 14 | Centre loudspeaker -R208- | 6 | Front right treble loudspeaker -R22- Front right mid-range and bass loudspeaker -R102- | |
| 17 | Terminal 31, to 372 earth connection 7 in main wiring harness 687 earth point 1 on centre tunnel | 7 | Front left treble loudspeaker -R20- Front left mid-range and bass loudspeaker -R101- | |
| 18 | Terminal 30, from fuse holder F -SF- | 8 | Rear left treble loudspeaker -R14- Rear left mid-range and bass loudspeaker -R159- |
| -T12d- (E) | Designation | -T12f- (F) | Designation | |
| 1 | Display unit for front information display and operating unit control unit -J685- | 1 | Connection for external audio sources -R199- | |
| 2 | Multimedia system operating unit -E380- | 2 | Connection for external audio sources -R199- | |
| 3 | Ring break diagnostic cable B444 connection 1 (diagnosis) in main wiring harness | 3 | Connection for external audio sources -R199- | |
| 4 | Multimedia system operating unit -E380- | 4 | ||
| 5 | Telephone bracket -R126- B478 connection 14 in main wiring harness | 5 | ||
| 6 | Dash panel insert CAN bus high B708 connection 1 (dash panel insert CAN bus high) in main wiring harness | 6 | ||
| 7 | Display unit for front information display and operating unit control unit -J685- | 7 | Connection for external audio sources -R199- | |
| 8 | Multimedia system operating unit -E380- | 8 | Screen earth | |
| 9 | Multimedia system operating unit -E380- | 9 | ||
| 10 | Multimedia system operating unit -E380- | 10 | ||
| 11 | Telephone bracket -R126- | 11 | ||
| 12 | Dash panel insert CAN bus low B709 connection 1 (dash panel insert CAN bus low) in main wiring harness | 12 |
| -T12g- (G) | Designation | -T12g- (G) | Designation | |
| 1 | Left front microphone -R140- | 7 | Left front microphone -R140- | |
| 2 | Front right microphone -R141- | 8 | Front right microphone -R141- | |
| 3 | 9 | |||
| 4 | 10 | |||
| 5 | 11 | |||
| 6 | Reversing camera system control unit -J772- | 12 | Reversing camera system control unit -J772- |
|
| 1 - | Seat and steering column adjustment control unit with memory -J136- |
| A - | 12-pin connector -T12x- , black |
| B - | 32-pin connector -T32m- , grey |
| C - | 16-pin connector -T16q- , black |
|
| -T12x- (A) | Designation | -T12x- (A) | Designation | |
| 1 | Driver seat backrest adjustment motor -V45- | 7 | Driver seat rake adjustment motor -V243- | |
| 2 | Driver seat depth adjustment motor -V256- | 8 | Driver seat height adjustment motor -V245- | |
| 3 | Driver seat height adjustment motor -V245- | 9 | Driver seat longitudinal adjustment motor -V28- | |
| 4 | Driver seat depth adjustment motor -V256- | 10 | Driver seat rake adjustment motor -V243- | |
| 5 | Driver seat longitudinal adjustment motor -V28- | 11 | Terminal 30, from driver seat adjustment thermal fuse 1 -S44- | |
| 6 | Driver seat backrest adjustment motor -V45- | 12 | Terminal 31, to 95 earth connection 1 in wiring harness 371 earth connection 6 in main wiring harness 34 earth point under driver seat |
| -T32m- - (B) | Designation | -T32m- (B) | Designation | |
| 1 | 17 | |||
| 2 | 18 | |||
| 3 | Driver door control unit -J386- | 19 | ||
| 4 | 20 | |||
| 5 | Driver seat massage function button -E670- | 21 | ||
| 6 | Seat longitudinal adjustment button -E418- Switch module 2 for driver seat -E667- | 22 | Driver seat backrest adjustment switch -E96- Switch module for driver seat -E663- | |
| 7 | Seat height adjustment button -E424- Switch module 2 for driver seat -E667- | 23 | Driver seat height adjustment switch -E364- Switch module for driver seat -E663- | |
| 8 | 24 | Driver seat rake adjustment switch -E222- Switch module for driver seat -E663- | ||
| 9 | 25 | Driver seat longitudinal adjustment switch -E363- Switch module for driver seat -E663- | ||
| 10 | 413 Earth connection 4 in seat adjustment wiring harness Switch module 2 for driver seat -E667- Driver seat massage function button -E670- Switch module for driver seat -E663- | 26 | ||
| 11 | 27 | |||
| 12 | 28 | Backrest adjustment button -E425- Switch module 2 for driver seat -E667- | ||
| 13 | 29 | |||
| 14 | 30 | |||
| 15 | Convenience CAN bus, low M28 connection (convenience CAN bus, low) in driver seat adjustment wiring harness | 31 | ||
| 16 | Convenience CAN bus, high M27 connection (convenience CAN bus, high) in driver seat adjustment wiring harness | 32 |
| -T16q- (C) | Designation | -T16q- (C) | Designation | |
| 1 | Driver seat cushion lateral support heater -Z31- | 9 | M43 connection 3 in driver seat wiring harness Driver seat backrest fan -V388- Driver seat backrest fan 2 -V417- | |
| 2 | Heated driver seat -Z6- | 10 | M44 connection 4 in driver seat wiring harness Driver seat backrest fan -V388- Driver seat backrest fan 2 -V417- | |
| 3 | M42 connection 2 in driver seat wiring harness Driver seat cushion fan -V390- Driver seat cushion fan 2 -V419- | 11 | ||
| 4 | 12 | 136 earth connection 2 in seat heating wiring harness | ||
| 5 | 13 | |||
| 6 | 14 | Front left seat temperature sender -G344- | ||
| 7 | Front left seat temperature sender -G344- | 15 | ||
| 8 | M41 connection 1 in driver seat wiring harness Driver seat cushion fan -V390- Driver seat cushion fan 2 -V419- | 26 |
|
| 1 - | Seat occupied recognition control unit -J706- |
| A - | 3-pin connector -T3- , black |
| B - | Connection, seat occupied recognition control unit -G452- |
|
| -T3- (A) | Designation |
| 1 | Terminal 30, from B282 positive connection 6 (15a) in main wiring harness Fuse holder B |
| 2 | Airbag control unit -J234- |
| 3 | Terminal 31, to 312 earth connection 2 in airbag wiring harness 475 earth connection (airbag) in main wiring harness Airbag control unit -J234- |
|
| 1 - | Tyre Pressure Monitoring System control unit -J502- |
| A - | 12-pin connector -T12ao- , black |
|
| -T12ao- (A) | Designation | -T12ao- (A) | Designation | |
| 1 | 7 | Dash panel insert CAN bus, high Wiring junction for dash panel insert CAN bus, high -TV36- | ||
| 2 | 8 | Dash panel insert CAN bus, low Wiring junction for dash panel insert CAN bus, low -TV40- | ||
| 3 | B605 connection 1 in interior wiring harness to Tyre Pressure Monitoring System aerials | 9 | Front left Tyre Pressure Monitoring System aerial -R59- | |
| 4 | Front right Tyre Pressure Monitoring System aerial -R60- | 10 | Rear left Tyre Pressure Monitoring System aerial -R61- | |
| 5 | Rear right Tyre Pressure Monitoring System aerial -R62- | 11 | B606 connection 2 in interior wiring harness to Tyre Pressure Monitoring System aerials | |
| 6 | Terminal 30, from fuse holder F -SF- | 12 | Terminal 31, to 380 earth connection 15 in main wiring harness 43 earth point at bottom of right A-pillar |
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