Important: The HVAC control module is provided as a spare part in "Plant Mode". Configuration and Calibration will have to be down loaded from Tech - 2 and the electric actuator operating ranges will have to be learned. Failure to carry out the configuration will result in DTC’s being set and non function of the HVAC mode postions.
Important: Make sure the HVAC control module electrical connectors are disconnected before removing the HVAC control module to HVAC module assembly retaining screws (1). The HVAC control module to HVAC module assembly retaining screws (1) contact the HVAC control module (2) circuit board and can short on removal.
Notice: Refer to Fastener Notice in the Preface section.
Important: The HVAC control module to HVAC module assembly retaining screws (1 - 4) should be tightened in the sequence shown to prevent damage to HVAC control module circuit board.
Tighten
Tighten the screws to 2 N·m (18 lb in).