| G92 | Potentiometer for temperature flap control motor |
| G308 | Evaporator temperature sensor |
| G470 | Potentiometer for front air distribution control motor |
| J301 | Air conditioning system control unit |
| T2fr | 2-pin connector, black |
| T6ay | 6-pin connector, blue |
| T6ze | 6-pin connector, blue |
| T6zg | 6-pin connector, blue |
| T16q | 16-pin connector, black |
| V68 | Temperature flap control motor |
| V113 | Air recirculation flap control motor |
| V428 | Air distribution flap control motor |
| L9 | Connection 1, in air conditioning system wiring harness |
| L10 | Connection 2, in air conditioning system wiring harness |
| * | Only left-hand drive models |
| *2 | Only right-hand drive models |
| G191 | Centre vent temperature sender |
| G192 | Footwell vent temperature sender |
| J8 | Auxiliary heater relay |
| J301 | Air conditioning system control unit |
| J493 | Auxiliary coolant heater relay |
| N24 | Fresh air blower series resistor with overheating fuse |
| S25 | Hot air blower single fuse |
| T1ar | Single connector, black, behind glove compartment |
| T2fp | 2-pin connector, black |
| T2fq | 2-pin connector, black |
| T2fs | 2-pin connector, black, near heater blower |
| T5r | 5-pin connector, black |
| T16q | 16-pin connector, black |
| T17a | 17-pin connector, black, behind glove compartment |
| T20c | 20-pin connector, black |
| V2 | Fresh air blower |
| 638 | Earth point, on right A-pillar |
| 639 | Earth point, left A-pillar |
| L6 | Connection 2, in evaporator housing unit wiring harness |
| L11 | Connection 3, in air conditioning system wiring harness |
| L79 | Connection 4, in air conditioning system wiring harness |
| * | Only left-hand drive models |
| *2 | see applicable current flow diagram for fuse assignment |
| *3 | Only right-hand drive models |
| *4 | Only models with no auxiliary coolant heater |
| *5 | Only models with auxiliary coolant heater |
| G65 | High-pressure sender |
| J301 | Air conditioning system control unit |
| J541 | Coolant shut-off valve relay |
| J708 | Residual heat relay |
| N280 | Air conditioner compressor regulating valve |
| N422 | Climatronic coolant shut-off valve |
| SC30 | Fuse 30 on fuse holder C |
| T10a | 10-pin connector, brown, in E-box in engine compartment |
| T10j | 10-pin connector, dark brown, in E-box in engine compartment |
| T17a | 17-pin connector, black, behind glove compartment |
| T20c | 20-pin connector, black |
| 12 | Earth point, on left in engine compartment |
| 132 | Earth connection 3, in engine compartment wiring harness |
| 201 | Earth connection 5, in engine compartment wiring harness |
| 281 | Earth point 1, engine prewiring harness |
| B278 | Positive connection 2 (15a) in main wiring harness |
| * | see applicable current flow diagram for fuse assignment |
| *2 | According to equipment |
| *3 | Only for countries with hot climate |
| E653 | Button for left seat heating |
| E654 | Button for right seat heating |
| G59 | Driver seat temperature sensor |
| G60 | Front passenger seat temperature sensor |
| J301 | Air conditioning system control unit |
| J519 | Onboard supply control unit |
| J774 | Heated front seats control unit |
| SC15 | Fuse 15 on fuse holder C |
| T8s | 8-pin connector, black, under driver seat |
| T8t | 8-pin connector, black |
| T8u | 8-pin connector, black, under front passenger seat |
| T17a | 17-pin connector, black, behind glove compartment |
| T20c | 20-pin connector, black |
| T73b | 73-pin connector, white |
| B397 | Connection 1 (convenience CAN bus, high), in main wiring harness |
| B406 | Connection 1 (convenience CAN bus, low), in main wiring harness |
| * | see applicable current flow diagram for fuse assignment |
| *2 | Only models with seat heating |
| *3 | see applicable current flow diagram for seat heating |
| *4 | Only models with no dimmable instrument illumination |
| E20 | Switch and instrument illumination regulator |
| E179 | Rear fresh air blower switch, in centre of dash panel |
| N10 | Series resistor for rear fresh air blower |
| T5e | 5-pin connector, black |
| T6ac | 6-pin connector, black |
| T6x | 6-pin connector, purple, under front passenger seat |
| T16e | 16-pin connector, black |
| V80 | Rear fresh air blower |
| 654 | Earth point, on right D-pillar |
| B340 | Connection 1 (58d), in main wiring harness |
| B341 | Connection 2 (58d), in main wiring harness |
| L77 | Connection, in fresh air blower wiring harness |
| * | Only panel van and Kombi models, not for double cab |
| *2 | Only models with dimmable instrument illumination |
| *3 | Only models with no dimmable instrument illumination |
| E179 | Rear fresh air blower switch, in centre of dash panel |
| G479 | Potentiometer for rear temperature flap motor |
| T6x | 6-pin connector, purple, under front passenger seat |
| T10ay | 10-pin connector, red, under front passenger seat |
| T16e | 16-pin connector, black |
| V137 | Rear temperature flap control motor |
| 170 | Earth connection 1, in air conditioning system/Climatronic operating unit wiring harness |
| L46 | Connection (5 Volt), in Climatronic operating unit wiring harness |
| * | Only models with rear air distribution control motor |
| *2 | Only panel van and Kombi models, not for double cab |
| *3 | Only models with no rear air distribution control motor |
| E179 | Rear fresh air blower switch, in centre of dash panel |
| G478 | Potentiometer for rear air distribution control motor |
| N82 | Coolant shut-off valve |
| T5e | 5-pin connector, black |
| T6h | 6-pin connector, purple, under driver seat |
| T10ay | 10-pin connector, red, under front passenger seat |
| T16e | 16-pin connector, black |
| V80 | Rear fresh air blower |
| V136 | Rear air distribution control motor |
| 34 | Earth point, under driver seat |
| 68 | Earth point, on left of rear cross member |
| 86 | Earth connection 1, in rear wiring harness |
| 170 | Earth connection 1, in air conditioning system/Climatronic operating unit wiring harness |
| L46 | Connection (5 Volt), in Climatronic operating unit wiring harness |
| * | Only models with rear air distribution control motor |
| *2 | Only panel van and Kombi models, not for double cab |
| *3 | Only models with double cab |
| E179 | Rear fresh air blower switch, in roof |
| J487 | Fresh air blower isolation relay |
| N10 | Series resistor for rear fresh air blower |
| SC24 | Fuse 24 on fuse holder C |
| SC42 | Fuse 42 on fuse holder C |
| T5c | 5-pin connector, black |
| T6x | 6-pin connector, purple, under front passenger seat |
| T16a | 16-pin connector, black |
| V80 | Rear fresh air blower |
| 427 | Earth connection 3, in right rear end wiring harness |
| 429 | Earth connection 4, in right rear end wiring harness |
| 654 | Earth point, on right D-pillar |
| B471 | Connection 7, in main wiring harness |
| L77 | Connection, in fresh air blower wiring harness |
| * | see applicable current flow diagram for fuse assignment |
| E179 | Rear fresh air blower switch, in roof |
| G479 | Potentiometer for rear temperature flap motor |
| T16a | 16-pin connector, black |
| V137 | Rear temperature flap control motor |
| 170 | Earth connection 1, in air conditioning system/Climatronic operating unit wiring harness |
| L46 | Connection (5 Volt), in Climatronic operating unit wiring harness |
| * | Only models with rear air distribution control motor |
| *2 | Only models with no rear air distribution control motor |
| E179 | Rear fresh air blower switch, in roof |
| G478 | Potentiometer for rear air distribution control motor |
| G683 | Potentiometer for rear air distribution control motor 2 |
| T16a | 16-pin connector, black |
| V136 | Rear air distribution control motor |
| V435 | Rear air distribution control motor 2 |
| 170 | Earth connection 1, in air conditioning system/Climatronic operating unit wiring harness |
| L19 | Connection 1 (control motor), in Climatronic operating unit wiring harness |
| L46 | Connection (5 Volt), in Climatronic operating unit wiring harness |
| * | Only models with rear air distribution control motor |
| *2 | Only models with side window vents in passenger compartment |
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