toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

EFI Main Relay <--> [Main Relay (Computer/Fuel System)] > < Component Tests and General Diagnostics|Page 1151
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2. INSPECT RESISTANCE OF ECU

CAUTION:
^

Do not touch the ECU terminals.

^

The tester probe should be inserted into the wiring connector from the wiring side.

Check the resistance between each terminal of the wiring connectors.
^

Disconnect the connectors from the ECU.

^

Measure the resistance at each terminal.

EFI Main Relay <--> [Main Relay (Computer/Fuel System)] > < Component Tests and General Diagnostics|Page 1151