OBD Guide

P2E57

Exhaust Pressure Sensor C Circuit High

P2E57 is an OBD-II diagnostic trouble code meaning: Exhaust Pressure Sensor C Circuit High. Common causes: malfunction of the exhaust gas pressure sensor, short circuit in the sensor circuit. Estimated repair cost: $28–78.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$28–78 (est.)

Symptoms

  • Check Engine light comes on
  • Unstable engine operation
  • Increased fuel consumption
  • Reduced engine power

Causes

  • Malfunction of the exhaust gas pressure sensor
  • Short circuit in the sensor circuit
  • Wiring Harness Problems
  • Engine ECU malfunction

How to Fix

  1. Check the integrity of the sensor wiring harness
  2. Check the sensor for damage
  3. Replace exhaust gas pressure sensor if necessary
  4. Check connection to the ECU

Related codes

Error P2E57 by Vehicle Brand

FAQ

What does the P2E57 code mean?

P2E57 is an OBD-II diagnostic trouble code that indicates: Exhaust Pressure Sensor C Circuit High

What causes a P2E57 error code?

The most common causes of P2E57 include: Malfunction of the exhaust gas pressure sensor; Short circuit in the sensor circuit; Wiring Harness Problems; Engine ECU malfunction.

How do I fix a P2E57 diagnostic trouble code?

To fix P2E57: Check the integrity of the sensor wiring harness. Check the sensor for damage. Replace exhaust gas pressure sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2E57?

Yes, but get it checked soon

How much does it cost to fix P2E57?

The estimated repair cost for P2E57 is $28–78. Actual cost depends on your vehicle, location, and labor rates.

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