Faulty A/C Compressor
A/C Compressor harness is open or shorted
A/C Compressor circuit poor electrical connection
Faulty Battery Condition Monitor Module
Engine Light ON (or Service Engine Soon Warning Light)
The battery control processor is in the battery condition monitor module. The controller area network (CAN) transmits/receives pulsing signals to/from the control modules simultaneously by using two signal lines (EPP-CAN_H and EPP-CAN_L). When the processor of the battery condition monitor module receive the information about the A/C compressor high voltage connector no disconnected from the A/C compressor via the EPP-CAN lines for a set time, a malfunction is detected and a DTC is stored.