For 1990-2009 cars

## HVAC Module Assembly Replacement LHD

#### Tools Required

Electronic Leak Detector.

### Removal Procedure

Caution: Refer to Safety Glasses Caution in the Preface section.

1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
2. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
3. Drain the cooling system. Refer to Cooling System Draining and Filling .
4. Remove the instrument panel (I/P) pad. Refer to Instrument Panel Upper Trim Pad Replacement
5. Remove the instrument panel carrier. Refer to Instrument Panel Carrier Replacement
6. Remove the instrument panel centre support bracket. Refer to Instrument Panel Retainer Replacement .
7. Disconnect the HVAC module assembly electrical connector.
8. Mark and remove the heater hoses (1) from the heater core pipes.
9. Remove the suction hose from the thermal expansion valve. Refer to Suction Hose Replacement .
10. Remove the three HVAC mounting screws (1) in the engine bay.
11. Remove the HVAC module assembly mounting screws (1) in the cabin.
12. Remove the HVAC module assembly from the vehicle.

### Installation Procedure

Important: Ensure the drain pipe docks with the drain assembly.

1. Install the HVAC module assembly to the vehicle.

Notice: Refer to Fastener Notice in the Preface section.

2. Install the screws from inside the vehicle which secure the HVAC module assembly.

Tighten
Tighten the nuts to 9N·m (80 lb in).

3. Install the screws from the engine compartment which secure the HVAC module assembly.

Tighten
Tighten the nuts to 7N·m (62 lb in).

4. Install the suction hose to the thermal expansion valve. Refer to Suction Hose Replacement .
5. Install the heater hoses to the heater core pipes.
6. Install the instrument panel support bracket. Refer to Instrument Panel Retainer Replacement
7. Install the instrument panel carrier. Refer to Instrument Panel Carrier Replacement
8. Install the instrument panel (I/P) pad. Refer to Instrument Panel Upper Trim Pad Replacement
9. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
10. Fill the cooling system. Refer to Cooling System Draining and Filling .
11. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
12. Leak test the fittings of the component using electronic leak detector.