Inspection Procedure 5: Faulty ABS Operation

INSPECTION PROCEDURE 5: Faulty ABS Operation

TECHNICAL DESCRIPTION (COMMENT)
The cause depends on driving and road surface conditions, so diagnosis may be difficult. However, if no diagnostic trouble code is displayed, carry out the following inspection.

TROUBLESHOOTING HINTS (THE MOST LIKELY CAUSES FOR THIS CASE:)
^ Malfunction of the hydraulic unit

DIAGNOSIS

STEP 1. Hydraulic unit check, refer to Hydraulic unit check.
Q: Is the hydraulic unit normal? Anti-Lock Braking System (ABS)
YES: Go to Step 2.
NO: Connect the brake pipes correctly, repair the external brake lines, or replace the hydraulic unit.

STEP 2. Verify that the condition described by the customer exists.
Q: Can any faults be found with the brake operation?
YES: Check the brake system related components except the ABS system.
NO: The procedure is complete.