Measuring ECU Terminal Values W/Toyota Break-Out Box

ECU TERMINAL VALUES MEASUREMENT BY USING BREAK-OUT-BOX AND HAND-HELD TESTER




a. Hook up the break-out-box and hand-held tester to the vehicle.
b. Read the ECU input/ output values by following the prompts on the tester screen.

HINT:
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 hand-held tester / break-out-box operator's manual for further details.