Operation CHARM: Car repair manuals for everyone.

Main Relay (Computer/Fuel System): Testing and Inspection

View: Main Fuse/Relay Block:





MAIN RELAY OPERATIONAL CHECK
1. Verify that the fuel pump relay "clicks" when ignition switch is in the "START" position.

Fig.4 Testing The Main Relay:





MAIN RELAY CONTINUITY CHECK
1. Unplug main relay. Check continuity across terminals with an ohm meter as shown in Fig.4
2. If not as specified, replace main relay.