How to Proceed With Troubleshooting

Step 1 - 10:

Step 11 - 12:

HINT:
Step 3, 6, 9,12:
Diagnostic steps permitting the use of the hand-held tester.

Fail safe function:
When a failure occurs in the ABS system, the ABS warning light is turns on and the ABS operation is prohibited. In addition to this, when there is a failure which disables the EBD operation, the brake warning light also turns on and the EBD operation is prohibited.