How to Replace a Throttle Position Sensor

Below guide will teach you How to Replace a Throttle Position Sensor . Please follow the instructions carefully.

Things You’ll Need:

  • Scan Tool
  • Screwdriver
  • Multimeter
  • Throttle Position Sensor

Estimated Costs:

  • DIY Costs: Est. $240.97 parts only
  • Shop Costs: Est. $402.92 parts and labor


  • Prop the engine hood up.
  • First of all, you need to trace the OBD data link connector (DLC) in the engine compartment. Refer to your owner’s manual to have a better idea of its location.
  • Position the ignition key to ON.
  • Connect the scan tool to the OBD data link connector. Using the scan tool, retrieve the diagnostic trouble code(s).
  • Search for the throttle position sensor.
  • Discard any wiring connectors from the throttle position sensor.
  • Using DMM or digital multimeter, check the resistance present in the throttle position sensor. If DMM shows the reading which doesn’t match with the vehicle’s specifications, throttle position sensor is defective.
  • Take the throttle position sensor out of the vehicle and replace it with new unit.
  • Secure the new throttle position sensor with bolts and reattach the wiring connectors to the new throttle position sensor.
  • Using scan tool clear the diagnostic trouble code.
  • Turn the engine on and make sure that the new throttle position is properly installed.

Further Reading

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