Heater and A/C Unit Overview

Heater and A/C Unit Overview






1 Defroster Door Motor (V107)

• With the defroster door motor position sensor (G135).

• Removing and installing, refer to => [ Defroster Door Motor V107 ] Defroster Door Motor V107.

2 Front Air Distribution Door Motor (V426)

• With the front air distribution door motor position sensor (G642).

• Removing and installing, refer to => [ Front Air Distribution Door Motor V426 ] Front Air Distribution Door Motor V426.

3 Left Footwell Vent Temperature Sensor (G261)

• Removing and installing, refer to => [ Front Vent Temperature Sensors ] Service and Repair.

4 Junction Box

5 Right Footwell Vent Temperature Sensor (G262)

• Removing and installing, refer to => [ Front Vent Temperature Sensors ] Service and Repair.

6 Right Temperature Door Motor (V159)

• With right temperature regulator door motor position sensor (G221).

• Removing and installing, refer to => [ Right Temperature Door Motor V159 ] Right Temperature Door Motor V159.

7 Fresh Air/Recirculating Air/Back Pressure Door Motor (V425)

• With fresh air/recirculating air/back pressure door motor position sensor (G644).

• Removing and installing, refer to => [ Fresh Air/Recirculating Air/Back Pressure Door Motor V425 ] Fresh Air/Recirculating Air/Back Pressure Door Motor V425.

8 Seal

9 Housing For Air Entry

10 Fresh Air-Air Recirculation-, Back Pressure Door

11 Condensation Water Drain Hose With Valve

• Removing and installing, refer to => [ Condensation Drain Hose ] Service and Repair.

• Checking, refer to => [ Condensation Drain Hose, Checking ] Testing and Inspection.

12 Bracket

13 Upper Section Of Evaporator Housing

• Disassembling and assembling, refer to => [ Evaporator Housing ] Overhaul.

14 Wiring Harness For Heater and Air Conditioner

15 Lower Section Of Evaporator Housing

• Disassembling and assembling, refer to => [ Evaporator Housing ] Overhaul.

16 Fresh Air Blower (V2)

• With Fresh Air Blower Control Module (J126).

• Removing and installing, refer to => [ Fresh Air Blower V2 ] Service and Repair.

• Fresh air blower (V2) and Fresh air blower control module (J126) form a single entity and cannot be replaced separately. Refer to Electronic Parts Catalog (ETKA).

17 Footwell Trim Panel For The Front Passenger Side

18 Dust and Pollen Filter Cover

19 Dust and Pollen Filter

• Removing and installing, refer to => [ Dust and Pollen Filter ] Service and Repair.

• Dust and Pollen Filter with Activated Charcoal Insert. Refer to=> [ Dust and Pollen Filter with Activated Charcoal Insert ] Service and Repair.

20 Evaporator Temperature Sensor (G308)

• Removing and installing, refer to => [ Evaporator Temperature Sensor G308 ] Evaporator Temperature Sensor G308.

21 Heater Core

• Removing and installing, refer to => [ Heater Core ] Service and Repair.

22 Auxiliary Heater Heating Element (Z35)

• Removing and installing, refer to => [ Auxiliary Heater Heating Element Z35 ] Service and Repair.

• Only installed on vehicles with Diesel engine.

• Checking: with Vehicle Diagnostic Tester, under Heating, Ventilation and Air Conditioning; OBD-Capable Systems; Auxiliary Heating; Electrical Components.

23 Evaporator

• Removing and installing, refer to => [ Evaporator ] Service and Repair.

24 Expansion Valve

• Removing and installing, refer to => [ Expansion Valve ] Expansion Valve.

25 Seal

26 Left Temperature Door Motor (V158)

• With left temperature regulator door motor position sensor (G220).

• Removing and installing, refer to => [ Left Temperature Door Motor V158 ] Left Temperature Door Motor V158.