Compressor HVAC: Testing and Inspection

AIR CONDITIONING: COMPRESSOR (for 4WD): INSPECTION

1. INSPECT A/C COMPRESSOR

(a) Measure the resistance according to the value(s) in the table below.





Standard resistance:





(b) If the resistance is not as specified, replace the A/C compressor.

2. INSPECT MAGNETIC CLUTCH

(a) Measure the resistance of the connector.





Standard resistance:





(b) If the resistance is not as specified, replace the magnetic clutch.

(c) When connector terminal A1 is connected to the positive (+) battery terminal, check that the following occurs: 1) the magnetic clutch's operating sound can be heard, and 2) the magnetic clutch's hub and rotor lock.

3. INSPECT A/C COMPRESSOR (LOCK SENSOR)

(a) Measure the resistance according to the value(s) in the table below.





Standard resistance:





(b) If the resistance is not as specified, replace the A/C compressor.

4. INSPECT A/C COMPRESSOR (SOLENOID)

(a) Measure the resistance according to the value(s) in the table below.





Standard resistance:





(b) If the resistance is not as specified, replace the A/C compressor.