Operation CHARM: Car repair manuals for everyone.

Compressor Clutch Relay: Testing and Inspection

1. Ensure continuity does not exist between terminals C and D, Fig. 7. If it does, replace relay.
2. Apply battery voltage to terminal A and ground terminal B. Continuity should now exist between terminals C and D. If not, replace relay.

Fig. 7 Condenser Fan Relay Inspection & Terminal Identification: