AutoCodes – GMC – P057C Gmc

P057C Gmc Code - Brake Pedal Position Sensor Circuit Low Voltage

Quick Answer

The Brake Pedal Position (BPP) sensor is used to sense the action of the driver's application of the brake pedal. Common causes include Brake Pedal Position Sensor Calibration, Faulty Brake Pedal Position Sensor, Brake Pedal Position Sensor harness is open or shorted. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P057C Gmc indicates Brake Pedal Position Sensor Circuit Low Voltage.
Common causes
Common causes include Brake Pedal Position Sensor Calibration, Faulty Brake Pedal Position Sensor, Brake Pedal Position Sensor harness is open or shorted.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 7,980
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 14, 2022
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Code P057C Gmc Description

The Brake Pedal Position (BPP) sensor is used to sense the action of the driver's application of the brake pedal. The Brake Pedal Position Sensor provides an analog voltage signal that will increase as the brake pedal is applied. The Brake Pedal Position Sensor contains 2 potentiometer-type brake pedal position sensors. When the pedal is pressed, the voltage of one sensor goes up and the voltage of the other sensor goes down. The Diagnostic Trouble Code (DTC) will be set when the Brake Pedal Position Sensor is less than 0.25 V for greater than 1 s.
OBDII Code P057C Gmc - Brake Pedal Position Sensor Circuit Low Voltage - AutoCodes.com
P057C Gmc Code - Brake Pedal Position Sensor Circuit Low Voltage

What are the Possible Causes of the DTC P057C Gmc?

  • Brake Pedal Position Sensor Calibration
  • Faulty Brake Pedal Position Sensor
  • Brake Pedal Position Sensor harness is open or shorted
  • Brake Pedal Position Sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P057C Gmc?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P057C Gmc code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P057C Gmc code?

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Need Help with the Code?

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Information for Specific GMC Models

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P057C Gmc Code

1. What are the common symptoms of OBDII code P057C GMC (Brake Pedal Position Sensor Circuit Low Voltage)?

- Common symptoms include the brake lights staying on, difficulty shifting out of park, and potential loss of cruise control functionality.

2. What are the possible causes of OBDII code P057C GMC?

- The code P057C GMC can be caused by a faulty brake pedal position sensor, damaged wiring or connectors in the sensor circuit, or a low voltage issue in the brake pedal position sensor circuit.

3. How can I diagnose the cause of OBDII code P057C GMC on my vehicle?

- To diagnose the cause of the code, you can start by visually inspecting the wiring and connectors of the brake pedal position sensor circuit. You can also use a multimeter to test the voltage at the sensor and check for any anomalies.

4. Can I still drive my vehicle with OBDII code P057C GMC present?

- It is not recommended to drive your vehicle with the code P057C GMC present, as it can affect the proper operation of the brake system and other safety-related features.

5. How can I repair OBDII code P057C GMC on my GMC vehicle?

- Repairing the code P057C GMC may involve replacing the brake pedal position sensor, repairing any damaged wiring or connectors in the sensor circuit, or addressing any low voltage issues in the circuit.

6. Is it safe to reset the OBDII code P057C GMC using a scanner?

- While you can reset the code using an OBDII scanner, it is important to first diagnose and address the root cause of the issue to prevent the code from reoccurring.

7. Can a DIY enthusiast fix OBDII code P057C GMC at home?

- Depending on the cause of the code, some DIY enthusiasts with automotive repair experience may be able to fix OBDII code P057C GMC at home by replacing the brake pedal position sensor or repairing wiring issues.

8. Are there any recalls related to OBDII code P057C GMC for GMC vehicles?

- It is advisable to check with your local GMC dealership or the National Highway Traffic Safety Administration (NHTSA) website for any recalls related to OBDII code P057C GMC for your specific GMC vehicle model.

9. Will OBDII code P057C GMC cause my vehicle to fail an emissions test?

- OBDII code P057C GMC is not directly related to emissions, but it can still cause your vehicle to fail an emissions test if left unresolved, as it can affect the proper functioning of the brake system.

10. How much does it typically cost to repair OBDII code P057C GMC at a repair shop?

- The cost to repair OBDII code P057C GMC at a repair shop can vary depending on the cause of the issue, but it may range from $100 to $300 for parts and labor.

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