Operation CHARM: Car repair manuals for everyone.

Manual A/C

A/C Compressor Relay and Condenser Fan Motor Relay Inspection
1. Disconnect negative (-) cable at battery.
2. Remove condenser fan motor low speed relay (2), condenser fan motor high speed relay 1 (4), condenser fan motor high speed relay 2 (5), and compressor relay (1) from vehicle.
3. Check that there is no continuity between terminal "c" and "d". If there is continuity, replace relay.




4. Connect battery positive (+) terminal to terminal "b" of relay.
Connect battery negative (-) terminal to terminal "a" of relay.
Check continuity between terminal "c" and "d".
If there is no continuity when relay is connected to the battery, replace relay.