General Information

Air Conditioner
B1672 APT Sensor Fault - CAN Signal - General Information

Component Location





General Description

The Air Conditioner Control Module receives air conditioner refrigerants pressure from the ECM via CAN. The Air Conditioning Pressure Transducer (APT) supplies the A/C line pressure to the ECM. The APT value is used by the A/C control unit to control engagement of the compressor.

DTC Description

The Air conditioner Control Module sets DTC B1672 if APT signal has not been received through the CAN signal.

DTC Detecting Condition





Diagnostic Circuit Diagram