Possible Causes
WARNING: This page is about a different car, the 2005 Dodge Stratus and 2005 Chrysler Sebring. However, it is still accessible from the selected car via links, so may be relevant.
- A/C PRESSURE SENSOR VOLTAGE ABOVE 4.6 VOLTS
- (C18) A/C PRESSURE SIGNAL CIRCUIT SHORTED TO (K7) 5 VOLT SUPPLY CIRCUIT
- (C18) A/C PRESSURE SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE
- A/C PRESSURE SENSOR INTERNAL FAILURE
- (C18) A/C PRESSURE SIGNAL CIRCUIT OPEN
- (K4) SENSOR GROUND CIRCUIT OPEN
- PCM