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 for further details.