P057B

2017-10-10

Description:

  • Brake Pedal Position Sensor A Circuit Range/Performance

Possible Symptoms:

  • Inspect and clean the brake pedal position sensor

  • Replace the brake pedal position sensor

  • Check and repair any wiring or connector issues related to the brake pedal position sensor

  • Verify and adjust the brake pedal position sensor alignment

  • Perform a diagnostic test on the vehicle's ECU to identify any underlying issues causing the circuit range/performance problem

Possible Causes:

  • Faulty brake pedal position sensor

  • Loose or corroded electrical connections related to the brake pedal position sensor

  • Faulty brake light switch

  • Malfunctioning brake control module

  • Problem with the brake pedal itself, such as being stuck or not returning to its proper position.

Related Parts:

Possible Solutions:

  • Brake pedal may feel spongy or soft

  • Brake lights may not illuminate or stay illuminated

  • Cruise control may not function properly

  • ABS (anti

  • lock braking system) may not engage or may engage unexpectedly

  • Engine may not start or may intermittently stall

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