Operation CHARM: Car repair manuals for everyone.

Compressor Clutch Relay: Testing and Inspection

Compressor Relay and Condenser Cooling Fan Relay Inspection




1. Disconnect negative (-) cable at battery.
2. Remove condenser cooling fan relay (1) and compressor relay (2) from main fuse box.
3. Check that there is no continuity between terminal "c" and "d". If there is continuity, replace relay.
4. Check that there is continuity between terminals "c" and "d" when a 12 V battery is connected to terminals "a" and "b". If malfunction is found, replace it with a new one.