Front

Removal
1. Disconnect negative cable from battery.
2. Hoist vehicle and remove wheel.
3. Disconnect front wheel speed sensor connector (2).





4. Push out grommet (3) of harness (1) from inner fender to outside of vehicle.





5. Remove harness clamp bolts (2) and remove front wheel speed sensor (1) from knuckle.

CAUTION:
^ Do not pull wire harness when removing front wheel speed sensor.
^ Do not cause damage to surface of front wheel speed sensor and do not allow dust, etc. to enter its installation hole.

Installation
1. Check that no foreign material is attached to sensor and rotor.
2. Install it by reversing removal procedure.
Tightening torque
Wheel speed sensor bolt (a): 23 Nm (2.3 kg-m, 17.0 ft. lbs.)

CAUTION:
^ Do not pull wire harness or twist more than necessary when installing front wheel speed sensor.
^ Fit harness grommet (1) to inner fender securely.





3. Check that there is no clearance between sensor and knuckle.

Inspection





^ Check sensor for damage.
^ Check sensor for resistance.
If any faulty is found, replace.

On-Vehicle Inspection





^ Check rotor serration (teeth) for being missing, damaged or deformed.
^ Turn drive shaft and check if rotor rotation is free from eccentricity and looseness.
^ Check that no foreign material is attached.
If any faulty is found, repair or replace.