Operation CHARM: Car repair manuals for everyone.

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

INSPECTION
1. Verify that the main relay clicks when turning the ignition switch OFF/ ON.
2. Apply battery positive voltage to terminal A and ground terminal B of the main relay.


View: Main Relay Test Connections And Specifications:





3. Use an ohmmeter to check continuity of the terminals as shown.
4. If not as specified, replace the main relay.