How to Use the Troubleshooting Flow Chart

HOW TO USE THE TROUBLESHOOTING FLOW CHART

(1) Using the flow chart, check the ABS warning light light-up sequence. Read the diagnostic trouble codes and check the condition of braking operation.

(2) Following the check chart listed in the remedy column, perform the checks. There are fExplanation] and [Hint] in each check chart. Refer to them when troubleshooting.

NOTE:
ECU Electronic control unit
HU Hydraulic unit
ST Scan tool

Confirm condition in the following way and diagnosis accordingly.

Part 1:

Part 2:

Part 3:

TROUBLESHOOTING (ABS-FWD)