Standard Values of ECM Terminals

Using TOYOTA break-out-box and TOYOTA hand-held tester, measure the ECU terminal values.




1. Hook up the TOYOTA hand-held tester and TOYOTA break-out-box to the vehicle.
2. Turn the ignition switch ON.
3. Read the ECU input/output values by following the prompts on the tester screen.

HINT: TOYOTA hand-held tester has a "Snapshot" function. This records the measured values and is effective in the diagnosis of intermittent problems.
Please refer to the TOYOTA hand-held tester/TOYOTA breakout-box operator's manual for further details.

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TERMINAL VALUES