Compressor Clutch Relay: Testing and Inspection
Compressor Relay1. Disconnect negative (-) cable at battery.
2. Disconnect its connector to remove relay out of position.
3. Connect positive (+) cable of battery to "B" terminal and ground (-) cable of battery to "A" terminal.
4. Check whether proper continuity is obtained between terminals "C" and "D". If found defective with no continuity, replace relay.