toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Sensors and Switches - Accessories and Optional Equipment > < Standard Values of ECU Terminals|Page 5967
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Alarm Module: Testing and Inspection
ECU Terminal Values Measurement

ECU TERMINAL VOLTAGE MEASUREMENT BY USING TOYOTA BRAKE-OUT-BOX AND TOYOTA HAND-HELD TESTER

1. Hook up the TOYOTA brake-out-box and TOYOTA handheld tester to the vehicle.
2. Read the ECU input/output values by following the prompts on the tester screen. Please refer to the TOYOTA brake-out-box operator's manual.

HINT:  TOYOTA hand-held tester has a "Snapshot" function. This records the measured data and is effective in the diagnosis of intermittent
problems. Please refer to the TOYOTA hand-held tester/TOYOTA break-out-box operators manual for further details.

Sensors and Switches - Accessories and Optional Equipment > < Standard Values of ECU Terminals|Page 5967