Operation CHARM: Car repair manuals for everyone.

Functional Test/Check






1. Operation of the air conditioning blower at all four speeds with the (mode) in any position except OFF and engagement of the compressor clutch would indicate that the electrical circuits are functioning properly. (The blower will not operate in any speed with the mode button in the OFF position.)
2. Operation of the heater A/C control selector (mode) to distribute air from designated outlets would indicate proper functioning.
3. Perform applicable A/C Functional Tests.