Control Module HVAC: Service and Repair

POWER MODULE

REMOVAL

WARNING: ON VEHICLES EQUIPPED WITH AIR-BAGS, DISABLE THE AIRBAG SYSTEM BEFORE ATTEMPTING ANY STEERING WHEEL, STEERING COLUMN, OR INSTRUMENT PANEL COMPONENT DIAGNOSIS OR SERVICE. DISCONNECT AND ISOLATE THE BATTERY NEGATIVE (GROUND) CABLE, THEN WAIT TWO MINUTES FOR THE AIRBAG SYSTEM CAPACITOR TO DISCHARGE BEFORE PERFORMING FURTHER DIAGNOSIS OR SERVICE. THIS IS THE ONLY SURE WAY TO DISABLE THE AIRBAG SYSTEM. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN AN ACCIDENTAL AIRBAG DEPLOYMENT AND POSSIBLE PERSONAL INJURY.

1. Open hood and disconnect the negative battery cable remote terminal from the remote battery post
2. Remove lower right underpanel silencer/duct.
3. Disconnect wiring connector to the power module.
4. Remove the power module retaining screws.
5. Pull the power module out of HVAC housing.

INSTALLATION
1. Install the power module in the HVAC housing.
2. Install the two screws that secure the power module to the HVAC housing and tighten to 2.2 Nm (20 in. lbs.).
3. Plug in the harness connector to the power module.
4. Install the lower right underpanel silencer/ duct.
5. Connect the negative battery cable remote terminal to the remote battery post.