Compressor HVAC: Testing and Inspection

AIR CONDITIONING: COMPRESSOR (for 1NZ-FE): ON-VEHICLE INSPECTION

1. INSPECT COMPRESSOR AND PULLEY

(a) Check the operation.





(1) Start the engine.

(2) Inspect the weight hub.

Standard:

The weight hub rotates along with the pulley.

(b) Measure the resistance between terminals 1 and 2.





Standard resistance:

10.1 to 11.1 Ohms at 25°C (77°F)

If the resistance is not as specified, replace the compressor and pulley.