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BRAKES

56

14.10. REMOVAL AND REFITMENT OF FRONT

WHEEL SPEED SENSOR

REMOVAL:

1. Position the vehicle on two-post lift.

2. Disconnect electrical connector of wheel speed

sensor.

WARNING:

Take proper precaution while disconnecting

the wheel speed sensor from vehicle wiring

harness, by not damaging pins of connector.

3. Remove sensor mounting screw and remove

the wheel speed sensor from the steering

knuckle

NOTE:

Before

replacing

wheel

speed

sensor,

carry

out

diagnosis

of

wheel

speed

sensor.

(Refer

Trouble-shooting

and Diagnosis)

INSPECTION OF FRONT TONER RING

1. Jack the vehicle and properly support front of

the vehicle.

2. Steer the wheel to extreme steering locks

position so that the toner ring can be easily

seen.

3. Closely inspect the toner ring by slowly rotating

the wheel and remove the dust and mud/iron

particles in between teeth.

4. Check for any damaged teeth. (Front toner ring

has 43 teeth).

5. Replace toner ring if any teeth are missing or

damaged.

INSTALLATION

1.

Clean speed sensor and its mounting surface.

2.

Route the cable properly.

3.

Install the wiring harness connector with wheel

speed sensor cable.

4.

Make sure that the sensor cable connector is

fully seated and locked into vehicle wiring

harness connector.

5.

Insert the sensor into the sensor mounting hole

and tighten the bolt to the specified torque (0.8

– 1.0 Kg-M).

6.

Check the air gap between the face of the

wheel speed sensor and the top surface of the

toner wheel.

NOTE:

Air gap should be 0.5

to 1.5m

7.

Clear all fault codes and road test the vehicle

to ensure proper operation of the brake

system.