| G65 | High pressure sender |
| G238 | Air quality sensor |
| J255 | Climatronic control unit |
| N280 | Air conditioning system compressor regulating valve |
| S10 | Fuse in relay plate fuse holder, in plenum chamber |
| S11 | Fuse in relay plate fuse holder, in plenum chamber |
| T6ma | 6-pin connector |
| T10d | 10-pin connector, blue, E-box in engine compartment |
| T10f | 10-pin connector, red, E-box in engine compartment |
| T10i | 10-pin connector, green, front right footwell |
| T12cb | 12-pin connector, on Climatronic control unit, connector position E |
| T17 | 17-pin connector, black, front right footwell |
| T24cc | 24-pin connector, on Climatronic control unit, connector position C |
| 33 | Earth point, on right behind dash panel |
| 85 | Earth connection -1-, in engine compartment wiring harness |
| 366 | Earth connection -1-, in main wiring harness |
| 387 | Earth connection -22-, in main wiring harness |
| 647 | Earth point -3-, on bulkhead in plenum chamber |
| B227 | Positive connection -1- (15a), in main wiring harness |
| D180 | Connection (87a), in engine compartment wiring harness |
| D181 | Connection -2- (87a), in engine compartment wiring harness |
| G135 | Defrost flap control motor potentiometer |
| G140 | Right footwell flap control motor potentiometer |
| J255 | Climatronic control unit |
| T12cb | 12-pin connector, on Climatronic control unit, connector position E |
| T24ca | 24-pin connector, on Climatronic control unit, connector position A |
| T24cb | 24-pin connector, on Climatronic control unit, connector position B |
| T24cc | 24-pin connector, on Climatronic control unit, connector position C |
| V107 | Defrost flap control motor |
| V109 | Right footwell flap control motor |
| 244 | Earth connection (sender earth), in Climatronic wiring harness |
| L31 | Connection (5 Volt), in air conditioning system wiring harness |
| * | Right-hand drive only |
| G221 | Right temperature flap control motor potentiometer |
| G388 | Front right torso vent potentiometer |
| J255 | Climatronic control unit |
| T24ca | 24-pin connector, on Climatronic control unit, connector position A |
| T24cb | 24-pin connector, on Climatronic control unit, connector position B |
| V159 | Right temperature flap control motor |
| V111 | Right centre vent control motor |
| 244 | Earth connection (sender earth), in Climatronic wiring harness |
| L31 | Connection (5 Volt), in air conditioning system wiring harness |
| * | Right-hand drive only |
| G139 | Control motor potentiometer, left footwell flap |
| G317 | Front right defroster/chest vent shut-off flap control motor potentiometer |
| J255 | Climatronic control unit |
| T24ca | 24-pin connector, on Climatronic control unit, connector position A |
| T24cb | 24-pin connector, on Climatronic control unit, connector position B |
| V108 | Footwell flap control motor, left |
| V300 | Right side vent servomotor |
| 244 | Earth connection (sender earth), in Climatronic wiring harness |
| L31 | Connection (5V), in air conditioner wiring harness |
| G220 | Left temperature flap control motor potentiometer |
| G318 | Front left defroster/chest vent shut-off flap control motor potentiometer |
| J255 | Climatronic control unit |
| T24ca | 24-pin connector, on Climatronic control unit, connector position A |
| T24cc | 24-pin connector, on Climatronic control unit, connector position C |
| V158 | Temperature flap control motor, left |
| V299 | Left side vent servomotor |
| 244 | Earth connection (sender earth), in Climatronic wiring harness |
| L31 | Connection (5V), in air conditioner wiring harness |
| G143 | Air recirculation flap control motor potentiometer |
| G387 | Front left torso vent potentiometer |
| J255 | Climatronic control unit |
| T24ca | 24-pin connector, on Climatronic control unit, connector position A |
| V110 | Left centre vent control motor |
| V154 | Fresh air and air recirculation flap control motor |
| 244 | Earth connection (sender earth), in Climatronic wiring harness |
| L31 | Connection (5 Volt), in air conditioning system wiring harness |
| * | Right-hand drive only |
| G134 | Sunlight penetration photosensor 2 |
| G308 | Evaporator temperature sensor |
| G385 | Front left chest vent temperature sensor |
| G386 | Front right chest vent temperature sensor |
| G454 | Refrigerant temperature sender |
| J255 | Climatronic control unit |
| T6k | 6-pin connector, brown, E-box in engine compartment |
| T10i | 10-pin connector, green, front right footwell |
| T10ma | 10-pin connector, black, E-box in engine compartment |
| T12cb | 12-pin connector, on Climatronic control unit, connector position E |
| T17 | 17-pin connector, black, front right footwell |
| T24ca | 24-pin connector, on Climatronic control unit, connector position A |
| T24cc | 24-pin connector, on Climatronic control unit, connector position C |
| L31 | Connection (5 Volt), in air conditioning system wiring harness |
| L56 | Connection (sender), in Climatronic wiring harness |
| * | Applies only to models with engine code BAC |
| ** | Applies only to models with engine code AXQ |
| *** | Not installed in models with engine code AZZ |
| G89 | Fresh air intake duct temperature sender |
| G261 | Left footwell vent temperature sender |
| G262 | Right footwell vent temperature sender |
| G462 | Front blower regulation (Bitron) sender |
| J255 | Climatronic control unit |
| SB56 | Fuse -56- on left fuse holder |
| SC23 | Fuse -23- on right fuse holder |
| T2ca | 2-pin connector |
| T4ca | 4-pin connector |
| T10i | 10-pin connector, green, in front right footwell |
| T12cb | 12-pin connector, on Climatronic control unit, connector position E |
| T17 | 17-pin connector, black, front right footwell |
| T24ca | 24-pin connector, on Climatronic control unit, connector position A |
| T24cc | 24-pin connector, on Climatronic control unit, connector position C |
| V305 | Front blower regulation (Bitron) motor |
| 33 | Earth point, on right behind dash panel |
| 97 | Earth connection -1-, in air conditioning system wiring harness |
| 390 | Earth connection -25-, in main wiring harness |
| B291 | Positive connection -15- (15a), in main wiring harness |
| L56 | Connection (sender), in Climatronic wiring harness |
| * | Applies only to models with an auxiliary coolant heater |
| ** | Applies only to models with no auxiliary coolant heater |
| J160 | Circulation pump relay |
| SB2 | Fuse -2- on left fuse holder |
| T2p | 2-pin connector |
| T14g | 14-pin connector, under front left mud wing |
| V55 | Circulation pump |
| 12 | Earth point, on left in engine compartment |
| 32 | Earth point, on left behind dash panel |
| 373 | Earth connection -8-, in main wiring harness |
| 374 | Earth connection -9-, in main wiring harness |
| 384 | Earth connection -19-, in main wiring harness |
| * | Applies only to models with an auxiliary coolant heater, as of January 2003 |
| E265 | Rear Climatronic controls and display unit |
| J285 | Control unit with display in dash panel insert |
| J533 | Data bus diagnostic interface |
| SC25 | Fuse -25- on fuse holder |
| T16cb | 16-pin connector, on rear Climatronic control and display unit, connector position D |
| T32b | 32-pin connector, green, on dash panel insert |
| 33 | Earth point, on right behind dash panel |
| 366 | Earth connection -1-, in main wiring harness |
| 386 | Earth connection -21-, in main wiring harness |
| B397 | Connection -1- (convenience CAN bus, high), in main wiring harness |
| B405 | Connection -9- (convenience CAN bus, high), in main wiring harness |
| B406 | Connection -1- (convenience CAN bus, low), in main wiring harness |
| B414 | Connection -9- (convenience CAN bus, low), in main wiring harness |
| E265 | Rear Climatronic controls and display unit |
| G391 | Rear left temperature flap potentiometer |
| G392 | Rear right temperature flap potentiometer |
| T12cd | 12-pin connector, rear centre console |
| T16ca | 16-pin connector, on rear Climatronic control and display unit, connector position C |
| T20ca | 20-pin connector, on rear Climatronic control and display unit, connector position B |
| V313 | Rear left temperature flap control motor |
| V314 | Rear right temperature flap control motor |
| L46 | Connection (5 Volt), in Climatronic controls wiring harness |
| L68 | Connection -2- (sender), in Climatronic wiring harness |
| E265 | Rear Climatronic controls and display unit |
| G389 | Rear left air quantity flap potentiometer |
| G390 | Rear right air quantity flap potentiometer |
| T12cd | 12-pin connector, rear centre console |
| T16ca | 16-pin connector, on rear Climatronic control and display unit, connector position C |
| T16cb | 16-pin connector, on rear Climatronic control and display unit, connector position D |
| T17ca | 17-pin connector, black, rear centre console |
| T20ca | 20-pin connector, on rear Climatronic control and display unit, connector position B |
| V239 | Rear left air quantity flap control motor |
| V240 | Rear right air quantity flap control motor |
| 401 | Earth connection (sender earth), in interior wiring harness |
| L46 | Connection (5 Volt), in Climatronic controls wiring harness |
| L68 | Connection -2- (sender), in Climatronic wiring harness |
| B370 | Connection -2- (5V), in main wiring harness |
| E265 | Rear Climatronic controls and display unit |
| G471 | Rear left chest vent potentiometer |
| G472 | Rear right chest vent potentiometer |
| T16ca | 16-pin connector, on rear Climatronic control and display unit, connector position C |
| T20ca | 20-pin connector, on rear Climatronic control and display unit, connector position B |
| V315 | Rear left chest vent control motor |
| V316 | Rear right chest vent control motor |
| 401 | Earth connection (sender earth), in interior wiring harness |
| B370 | Connection -2- (5V), in main wiring harness |
| E265 | Rear Climatronic controls and display unit |
| G328 | Right B-pillar and footwell shut-off flap control motor potentiometer |
| G329 | Left B-pillar and footwell shut-off flap control motor potentiometer |
| T16ca | 16-pin connector, on rear Climatronic control and display unit, connector position C |
| T20ca | 20-pin connector, on rear Climatronic control and display unit, connector position B |
| V211 | Right B-pillar and footwell shut-off flap control motor |
| V212 | Left B-pillar and footwell shut-off flap control motor |
| 401 | Earth connection (sender earth), in interior wiring harness |
| B370 | Connection -2- (5V), in main wiring harness |
| E265 | Rear Climatronic controls and display unit |
| G405 | Rear left vent temperature sender |
| G406 | Rear right vent temperature sender |
| G463 | Rear blower regulation sender |
| G464 | Rear evaporator temperature sensor |
| SB57 | Fuse -57- on fuse holder |
| T2cb | 2-pin connector |
| T4cb | 4-pin connector |
| T16ca | 16-pin connector, on rear Climatronic control and display unit, connector position C |
| T16cb | 16-pin connector, on rear Climatronic control and display unit, connector position D |
| T17ca | 17-pin connector, black, rear centre console |
| T20ca | 20-pin connector, on rear Climatronic control and display unit, connector position B |
| V306 | Rear blower regulation motor |
| L2 | Connection, in air conditioning system wiring harness |
| 50 | Earth point, on left in luggage compartment |
| J496 | Additional coolant pump relay |
| J708 | Residual heat relay |
| SB2 | Fuse -2- on left fuse holder |
| T6k | 6-pin connector, brown, E-box in engine compartment |
| T10f | 10-pin connector, red, E-box in engine compartment |
| V36 | Coolant pump |
| 12 | Earth point, on left behind dash panel |
| 32 | Earth point, on left behind dash panel |
| 209 | Earth connection -6-, in engine compartment wiring harness |
| 373 | Earth connection -8-, in main wiring harness |
| 374 | Earth connection -9-, in main wiring harness |
| 384 | Earth connection -19-, in main wiring harness |
| 646 | Earth point -2-, bulkhead |
| * | Applies only to models with engine code AZZ, with no auxiliary coolant heater |
| ** | Applies only to models with engine code AXQ, with no auxiliary coolant heater |
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