Inspection Procedure 11: Abnormality in Brake Operation




COMMENTS ON TROUBLE SYMPTOM



  • Although the cause of the trouble cannot be clearly resolved since it depends on the running status and road surface condition, the malfunction of the hydraulic circuit may occur if any diagnosis code is not detected.

PROBABLE CAUSES



  • Hydraulic unit (HU) malfunction

DIAGNOSIS PROCEDURE


STEP 1. Hydraulic unit (HU) check


Refer to .

Q. Is the check result normal?

Go to Step 2.
Connect the brake tubes correctly, repair the external brake lines, or replace the hydraulic unit.

STEP 2. Retest the system.


Q. Can any fault be found with the brake operation?

Check the brake system related components except ABS.
This diagnosis is complete.