Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2005OPTRA (CANADA) L4-2.0LREPAIR AND DIAGNOSISBRAKES AND TRACTION CONTROLANTILOCK BRAKES / TRACTION CONTROL SYSTEMSWHEEL SPEED SENSORSERVICE AND REPAIRFRONT WHEEL SPEED SENSOR REPLACEMENT
2005 Chevrolet Optra (CANADA) L4-2.0L
Front Wheel Speed Sensor Replacement
2005 Chevrolet Optra (CANADA) L4-2.0LSECTION Front Wheel Speed Sensor Replacement
Front Wheel Speed Sensor Replacement
Removal Procedure
Caution:
Refer to Battery Disconnect Caution Battery Disconnect Caution in Cautions and Notices.
1. Disconnect the negative battery cable.
2. Disconnect the front wheel speed sensor electrical connector.
Caution:
Refer to Vehicle Lifting Caution Vehicle Lifting Caution in Cautions and Notices.
3. Raise and suitably support the vehicle.
4. Remove the wheel. Refer to Tire and Wheel Removal and Installation Service and Repair in Tires and Wheels.
5. Turn the steering wheel to expose the speed sensor. It is located at the rear of the steering knuckle near the tie rod end.
6. Remove the bolt and the front wheel speed sensor from the steering knuckle.
7. Free the feed-through grommet for the speed sensor harness and the hydraulic pipe from the strut tower. Remove the speed sensor harness from it so that the connector can pass through the hole in the strut tower.
8. Free the sensor harness from the grommet holders and the clamps and pull it through the fender.
Installation Procedure
Notice:
Refer to Fastener Notice Fastener Notice in Cautions and Notices.
1. Install the front wheel speed sensor to the steering knuckle. Secure it with the bolt.
Tighten the front wheel speed sensor bolt to 8 Nm (71 lb in).
2. Feed the sensor harness into the engine compartment, insert it into the grommet, and secure the grommet into the hole in the strut tower.
3. Secure the harness into the grommet holders and the clamps under the fender.
4. Install the wheel. Refer to Tire and Wheel Removal and Installation Service and Repair in Tires and Wheels.
5. Lower the vehicle.
6. Connect the front wheel speed sensor electrical connector.
7. Connect the negative battery cable.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.