OBD Guide

U1425

Implausible Pedal Position Signal Received

U1425 is an OBD-II diagnostic trouble code meaning: Implausible Pedal Position Signal Received. Common causes: malfunction of the accelerator pedal position sensor, damage to the wiring harness to the sensor. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Irregular engine idling
  • Problems with acceleration or lack thereof
  • Check Engine Light Is On
  • The car goes into emergency mode
  • Unexpected changes in engine speed

Causes

  • Malfunction of the accelerator pedal position sensor
  • Damage to the wiring harness to the sensor
  • Short circuit or open circuit
  • Problems with contacts in connectors
  • Engine ECU malfunction

How to Fix

  1. Check the condition of the pedal position sensor
  2. Inspect the wiring harness and connectors for damage.
  3. Check continuity with a multimeter
  4. Clean connector contacts
  5. If necessary, replace the pedal position sensor

Related codes

FAQ

What does the U1425 code mean?

U1425 is an OBD-II diagnostic trouble code that indicates: Implausible Pedal Position Signal Received

What causes a U1425 error code?

The most common causes of U1425 include: Malfunction of the accelerator pedal position sensor; Damage to the wiring harness to the sensor; Short circuit or open circuit; Problems with contacts in connectors.

How do I fix a U1425 diagnostic trouble code?

To fix U1425: Check the condition of the pedal position sensor. Inspect the wiring harness and connectors for damage.. Check continuity with a multimeter. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U1425?

Limited driving only, diagnose soon

How much does it cost to fix U1425?

The estimated repair cost for U1425 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat