HVAC Systems - Manual

HVAC CONTROL ASSEMBLY REPLACEMENT

REMOVAL PROCEDURE
1. Remove the instrument panel (I/P) accessory trim plate.
2. Remove the I/P center compartment.




3. Remove the retaining screws (1) from the HVAC control module.
4. Pull the HVAC control module out from the I/P.
5. Disconnect the electrical connectors from the HVAC control module.
6. Remove the HVAC control module.

INSTALLATION PROCEDURE
1. Connect the electrical connectors to the HVAC control module.

IMPORTANT: The key should be in the off position when connecting the HVAC control module electrical connector to ensure proper calibration.




2. Install the HVAC control module into the I/P.
3. Install the retaining screws (1) to secure the HVAC control module.

NOTE: Refer to Fastener Notice in Service Precautions.

Tighten the screws to 2 N.m (18 lb in).

4. Install the I/P center compartment.
5. Install the I/P accessory trim plate.
6. Start and allow the engine to run for at least one minute.

IMPORTANT: Do not adjust any controls on the HVAC control module while the HVAC control module is self calibrating. If interrupted, improper HVAC performance will result. The engine must be running for proper calibration to occur.