Compressor Clutch Does Not Engage

HVAC COMPRESSOR CLUTCH DOES NOT ENGAGE

TEST DESCRIPTION

Steps 1-2:

Steps 3-4:

Steps 5-9:

Steps 10-12:

Steps 13-18:

Steps 19-23:

Steps 24-30:

Steps 31-36:

Steps 37-41:

The numbers below refer to the step numbers on the diagnostic table.
2. The A/C compressor relay output is disabled if engine coolant temperature is above 121°C (250°F).
5. The HVAC control assembly is inoperative when the assembly does not respond to any operator control requests.