Corolla Wagon L4-107.5 1762cc 1.8L DOHC (7A-FE) (1993)
EFI Main Relay: Testing and Inspection
EFI Main Relay
EFI Main Relay Inspection - Checking Continuity
Inspect Relay Continuity
- Using an ohmmeter, check that there is continuity between terminals 1 and 2.
- Check that there is no continuity between terminals 3 and 5.
- If continuity is not as specified, replace the relay.
EFI Main Relay Inspection - Checking Operation
Inspect Relay Operation
- Apply battery voltage across terminals 1 and 2.
- Using an ohmmeter, check that there is continuity between terminals 3 and 5
- If operation is not as specified, replace the relay.