Operation CHARM: Car repair manuals for everyone.

Too Hot In Vehicle

TEST DESCRIPTION

Steps 1-6:




Steps 7-15:




Steps 16-27:




The numbers below refer to the step numbers on the diagnostic table.
2. This test resets the HVAC control processor and measures the current air temperature DTC.
7. The ambient air temperature must be above 3°C (38°F) for this A/C compressor test.
8. The specified values are from the A/C System Performance Test.