Oxygen Sensor: Service and Repair

1987 Dodge Shadow L4-135 2.2L SOHC TurboSECTION Service and Repair

1. Remove sensor from exhaust manifold using tool No. C-4589, or equivalent.
2. Clean threads in manifold using an 18 mm X 1.5 X 6E tap.
3. Install new sensor and torque to 20 ft. lbs. If original sensor is to be reinstalled, coat threads with a suitable antiseize compound. New sensors are precoated and need no additional compound.



RENDER: 1.0x

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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.