T100 Pickup 2WD L4-164.4 2693cc 2.7L DOHC (3RZ-FE) (1995)
EFI Main Relay: Testing and Inspection
1. REMOVE EFI MAIN RELAY.
2. INSPECT EFI MAIN RELAY.
A. Inspect relay continuity.
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Using an ohmmeter, check that there is continuity between terminals 1 and 2.
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Check that there is no continuity between terminals 3 and 5.
If continuity is not as specified, replace the relay.
B. Inspect relay operation.
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Apply battery voltage across terminals 1 and 2.
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Using an ohmmeter, check that there is continuity between terminals 3 and 5. If operation is not as specified, replace the relay.
3. REINSTALL EFI MAIN RELAY.