Celica Coupe L4-132 2164cc 2.2L DOHC (5S-FE) (1992)
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EFI Main Relay: Testing and Inspection
EFI Main Relay Inspection - Checking Continuity
Inspect Relay Continuity
- Using an ohmmeter, check that there is continuity between terminals 1 and 3.
- Check that there is no continuity between terminals 2 and 4.
- 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 3.
- Using an ohmmeter, check that there is continuity between terminals 2 and 4.
- If operation is not as specified, replace the relay.
