Operation CHARM: Car repair manuals for everyone.

Compressor Clutch Relay: Testing and Inspection

1. Check continuity between terminals as shown, Fig. 3 and 4.

Fig. 3 A/C Relay Test:





Fig. 4 A/C Relay Test:





2. If not as specified, replace relay. If correct, go to next step.
3. Apply voltage battery to terminal D and ground terminal A. Continuity should now exist between terminals C and E. If not, replace relay.