DTC P0533 A/C Refrigerant Pressure Sensor "A" Circuit High Input: DTC Detecting Condition

DTC DETECTING CONDITION

Item	Detecting Condition	Possible cause
DTC Strategy	Detects sensor signal short to high voltage	Poor connection Short battery in signal circuit Open in ground circuit Faulty A/C pressure sensor Faulty PCM
Enable Conditions	Engine works
Threshold value	Sensor output voltage > 4.65V
Diagnosis Time	Continuous (More than 10 seconds failure for every 20 seconds test)
MIL On Condition	DTC only (NO MIL ON)