HVAC

U0156-LOST COMMUNICATION WITH EOM (ATC)


WHEN MONITORED
With the ignition on.

SET CONDITION
If the A/C Heater Control looses communication with the Compass Temperature Module (EOM). This DTC has a maturing time of 30 seconds and a de-maturing time of 10 seconds. If the DTC's status changes from active to stored it will stay in memory for 100 ignition cycles.

Refer to Body Control Systems/Testing and Inspection for the diagnostic test procedure. Body Control System