With Manufacturer Scan Tool

DIAGNOSIS SYSTEM





a. Check the warning lights and buzzer.
1. Release parking brake pedal.
2. When the ignition switch is turned ON, check that the ABS and BRAKE warning lights goes on for 3 seconds.
3. When depressing the brake pedal repeatedly it may turn on the warning lights and buzzer.

HINT: If the indicator check result is not normal, proceed to troubleshooting for the ABS warning light circuit.

b. Check the DTC.





1. Hook up the LEXUS hand-held tester to the DLC3.
2. Read the DTC by following the prompts on the tester screen.

HINT: Please refer to the LEXUS hand-held tester operator's manual for further details.