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P2132 OBD2: Throttle/Pedal Position Sensor/Switch "F" Circuit Low

P2132 OBD2: Throttle/Pedal Position Sensor/Switch “F” Circuit Low

The P2132 code is an OBD-II trouble code that indicates a problem with the throttle or pedal position sensor circuit. This code suggests that the engine control module (PCM) has detected a low voltage signal from the throttle position sensor or the accelerator pedal position sensor.

What Does the P2132 Code Mean?

The P2132 code signifies that the PCM has identified a fault in the Throttle Position Sensor/Switch “F” circuit. This circuit plays a critical role in determining how much power is requested by the driver based on the position of the accelerator pedal. When the PCM receives a reading that is deemed too low, it triggers the P2132 code.

What Causes the P2132 Code?

  • Accelerator Pedal Position (APP) assembly failure
  • Throttle Position Sensor (TPS) failure
  • Powertrain Control Module (PCM) failure
  • Wiring issues affecting the sensor circuit

What Are the Symptoms of the P2132 Code?

  • Decreased engine performance
  • Engine may enter limp home mode (reduced performance)
  • Unresponsive acceleration

How Serious Is the P2132 Code?

The P2132 code is considered urgent. If left unaddressed, it can lead to significant vehicle performance issues and may pose a safety risk to the driver and passengers. The PCM may limit the vehicle’s speed to 20 miles per hour or less to prevent further damage.

How to Diagnose the P2132 Code

  1. Use an OBD-II scanner to confirm the P2132 code and check for any related codes.
  2. Inspect the wiring and connectors associated with the throttle position and accelerator pedal sensors for any signs of damage or corrosion.
  3. Test the throttle position and accelerator pedal position sensors for proper voltage and resistance values.
  4. Check the functionality of the PCM to ensure it is not malfunctioning.

Common Repairs for the P2132 Code

  • Repair or replace damaged wiring and connectors.
  • Replace the throttle position sensor or accelerator pedal position sensor as needed.
  • Reprogram or replace the PCM if it is found to be faulty.

How Much Does It Cost to Fix the P2132 Code?

The cost to fix the P2132 code can vary widely depending on the specific issue. Typical repair costs may range from $100 to $500, depending on whether it involves simple wiring repairs or more complex sensor replacements.

Can I Fix the P2132 Code Myself?

If you have experience with automotive diagnostics and repairs, you may be able to address the P2132 code yourself. However, due to the potential complexity of the underlying issues, it is recommended to consult a professional mechanic to ensure a proper diagnosis and repair.

About JC Landry

JC is the Senior Editor at eManualOnline.com, GarageSpot.com, and Drive-My.com, as well as the Webmaster of TheMechanicDoctor.com, only to name a few. He's been a certified Master Mechanic for 15 years, working for various car dealers and specialized repair shops before turning towards blogging about cars and EVs in the hope of helping the next generation of automotive technicians. He also loves cats, Johnny Cash and Subarus.

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