EFI Main Relay

EFI MAIN RELAY INSPECTION

EFI Main Relay:

1. Remove EFI main relay.

LOCATION: In the engine compartment relay box.

2. Inspect EFI main relay.





A. Inspect relay continuity
- Using an ohmmeter, check that there is continuity between terminals 1 and 2.
- If there is no continuity, replace the relay.
- Check that there is no continuity between terminals 3 and 5.
- If there is continuity, replace the relay.





B. Inspect relay operation
- Apply battery positive voltage across terminals 1 and 2.
- Using an ohmmeter, check that there is continuity between terminals 3 and 5.
- If there is no continuity, replace the relay.
3. Reinstall EFI main relay.