8479303

1.

Engine "ON".

2.

Connect scantool to Data Link Connector(DLC).

3.

Start and drive vehicle in gear and maintain vehicle speed is approx. 50km/h or more(31mph or more)

4.

Monitor the "WHEEL SPD SENSOR-RR" parameter on the Scantool.

Specification : Compare with another parameters related to wheel speed sensor.

If it is the same as another parameters, it is in normal condition.

Fig 1) Test Condition : Drive vehicle at a speed of 50km/h or more. (31mph or more)

Normal Data

Fig 2) Test Condition : Drive vehicle at a speed of 51km/h or more. (31mph or more)

Normal Graph

Fig 3) Test Condition : Drive vehicle at a speed of 51km/h or more. (31mph or more)

Abnormal Data

Fig 4) Test Condition : Drive vehicle at a speed of 51km/h or more. (31mph or more)

Abnormal Graph

5.

Is parameter displayed within specifications?

▶ Fault is intermittent caused by faulty HECU or interference between harnesses, external noise and/or HECU's connector or was repaired and HECU memory was not cleared. Go to "Compont Inspection" procedure.

Go to "Compont Inspection" procedure.

▶ Check for improper installation of wheel speed sensor. If NG, repair as necessary and then go to "Verification of vehicle Repair" procedure.

▶ Check for damage of rotor teeth or wheel bearing. If NG, repair as necessary and then go to "Verification of vehicle Repair" procedure.

▶ Substitute with a known-good Wheel speed sensor and check for proper operation. If problem is corrected, replace Wheel speed sensor and then go to "Verification of Vehicle Repair" procedure.

▶ If OK, Go to "Component Inspection" Procedure.