Knock Sensor: Service and Repair

2013 Chevrolet Captiva Sport FWD L4-2.4LSECTION Service and Repair



Knock Sensor Replacement

Removal Procedure

1. Hoist and raise the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.





2. Disconnect the engine wiring harness electrical connector (3) from the knock sensor electrical connector (4).

3. Remove the knock sensor electrical connector (4) from the oil level indicator tube bracket.





4. Remove the knock sensor bolt.

5. Remove the knock sensor.

Installation Procedure





1. Install the knock sensor.

Caution:
Refer to Fastener Caution Fastener Caution.

2. Install the knock sensor bolt and tighten to 25 Nm (18 lb ft).





Note:
Rotate the knock sensor electrical connector 90 degrees from vertical before securing the fastener.

3. Install the knock sensor electrical connector (4) to the oil level indicator tube bracket.

4. Connect the engine wiring harness electrical connector (3) to the knock sensor electrical connector (4).

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.