Operation CHARM: Car repair manuals for everyone.

Heater and A/C Unit, Manual A/C System






Heater and A/C Unit, Manual A/C System

- Remove the heating and A/C unit. Refer to => [ Heating and A/C Unit ] Removal and Replacement.






1 Junction Box

2 Recirculation Door Motor (V113)

Removing and installing, refer to => [ Air Recirculation Door Motor (V113) with Position Sensor (G143) ] Air Recirculation Door Motor (V113) with Position Sensor (G143).

3 Seal

4 Housing For Air Entry

5 Recirculated Air Door

6 Bracket

7 Upper Section Of Evaporator Housing

Disassembling and assembling evaporator housing, refer to => [ Evaporator Housing ] Evaporator Housing.

8 Lower Section Of Evaporator Housing

Disassembling and assembling evaporator housing, refer to => [ Evaporator Housing ] Evaporator Housing.

9 Fresh Air Blower Series Resistor With Fuse (N24)

Removing and installing, refer to => [ Fresh Air Blower Series Resistor with Fuse (N24) ] Service and Repair.

10 Fresh Air Blower (V2)

Checking, use the Vehicle Diagnostic Tester.

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

11 Dust and Pollen Filter

With activated charcoal insert.

Dust and pollen filter with activated charcoal insert, refer to=> [ Dust and Pollen Filter with Activated Charcoal Insert ] Description and Operation.

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

12 Footwell Trim Panel For The Front Passenger Side

13 Wiring Harness For Heater And Air Conditioner

14 Condensation Water Drain Hose With Valve

Removing and installing, checking, refer to => [ Condensation Water Hose and Vents ] Condensation Water Hose and Vents.

15 Evaporator Temperature Sensor (G308)

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

16 Auxiliary Heater Heating Element (Z35)

Only installed on vehicles with Diesel engine without auxiliary water heater.

Removing and installing, refer to => [ Auxiliary Heater Heating Element (Z35) ] Auxiliary Heater Heating Element (Z35).

Switch-on criteria, refer to => [ Switch-on Criteria for Activation of Auxiliary Air Heater Heating Element (Z35) ] Switch-on Criteria for Activation of Auxiliary Air Heater Heating Element (Z35).

Switch-off criteria, refer to => [ Switch-off Criteria for Activation of Auxiliary Air Heater Heating Element (Z35) ] Switch-off Criteria for Activation of Auxiliary Air Heater Heating Element (Z35).

17 Heater Core

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

After replacing heater core, replace all the coolant.

18 Evaporator

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

19 Expansion Valve

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

20 Threaded Plate

To the threaded connectors for the refrigerant lines on the evaporator.