Possible Cause

NOTE:  The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.

DTC: P0532 

• A/C pressure sensor ACPD line short to ground
• A/C pressure sensor VCC line open

DTC: P0533 

• A/C pressure sensor ACPD line open
• A/C pressure sensor SG line open

Common 

• A/C pressure sensor failure
• PCM internal circuit failure