toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

EFI Main Relay <--> [Main Relay (Computer/Fuel System)] > < Fuel Pump Relay|Locations|Page 98
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b. Inspect the relay operation.

1. Apply battery positive voltage across terminals 3 and 5.
2. Using an ohmmeter, check that there is continuity between terminals 1 and 2.

If there is no continuity, replace the relay.

3. Apply battery positive voltage across terminals 2 and 4.
4. Using an ohmmeter, check that there is continuity between terminals 1 and 2.

If there is no continuity, replace the relay.

3. REINSTALL CIRCUIT OPENING RELAY

EFI Main Relay <--> [Main Relay (Computer/Fuel System)] > < Fuel Pump Relay|Locations|Page 98