Operation CHARM: Car repair manuals for everyone.

Control Module HVAC: Testing and Inspection



HVAC Control Module Programming and Setup

Each of the following service procedures requires programming or setup procedures to be performed on the HVAC control module.


HVAC Control Module Replacement - Automatic HVAC

If the HVAC control module is replaced, the following procedure must be performed:


Re-Calibrating actuators-Refer to Actuator Recalibration (Programming and Relearning).


Actuator Replacement - Automatic HVAC

If an actuator is replaced, the following procedure must be performed


Re-Calibrating actuators-Refer to Actuator Recalibration (Programming and Relearning).


HVAC Control Module Replacement - Manual HVAC

If the HVAC control module is replaced no additional procedures are necessary.


Actuator Replacement - Manual HVAC

If an actuator is replaced, a re-calibration of the actuator is not necessary. The HVAC module knows the exact location of the door when the HVAC system is turned on.