Anti-Lock Brake System

BRAKE CONTROL: ANTI-LOCK BRAKE SYSTEM: C1337/37: Diameter of the Tire is not Uniform
C1337/37 - Diameter of the Tire is not Uniform

DESCRIPTION

The skid control ECU measures the speed of each wheel by receiving signals from the speed sensor. These signals are used for recognizing whether all 4 wheels are operating properly. Therefore, all of the wheel signals must be equal.





INSPECTION PROCEDURE

PROCEDURE

1. CHECK TIRE SIZE

(a) Check tire size and condition of all 4 wheels.

OK:

All 4 wheels are in same condition.

NG -- REPLACE TIRES SO THAT ALL 4 TIRES ARE SAME IN SIZE
OK -- Continue to next step.

2. INSPECT SPEED SENSOR ROTOR

(a) Check the speed sensor circuit.

Front speed sensor C0200.

Rear speed sensor C0210.

NG -- REPLACE SPEED SENSOR ROTOR (SPEED SENSOR ROTOR)
OK -- Continue to next step.

3. INSPECT SPEED SENSOR

(a) Check the speed sensor circuit.

Front speed sensor C0200.

Rear speed sensor C0210.

NG -- REPLACE SPEED SENSOR
OK -- Continue to next step.

4. CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - SPEED SENSOR)

(a) Check the speed sensor circuit.

Front speed sensor C0200.

Rear speed sensor C0210.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

5. RECONFIRM DTC

(a) Clear the DTCs ABS (Antilock Brake System).

(b) Check if the same DTCs are recorded ABS (Antilock Brake System).





B -- CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION) How To Proceed With Troubleshooting

A -- REPLACE BRAKE ACTUATOR ASSEMBLY Removal