OBD Guide

P2E54

Exhaust Pressure Sensor C Circuit

P2E54 is an OBD-II diagnostic trouble code meaning: Exhaust Pressure Sensor C Circuit. Common causes: open or short circuit in the sensor circuit, exhaust gas pressure sensor fault c. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

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

Causes

  • Open or short circuit in the sensor circuit
  • Exhaust gas pressure sensor fault C
  • Poor contact in the sensor connector
  • Wiring harness damage
  • Contact corrosion

How to Fix

  1. Check the integrity of the sensor circuit
  2. Check connections and contacts in the sensor connector
  3. Check sensor resistance
  4. Replace exhaust gas pressure sensor C if necessary

Related codes

Error P2E54 by Vehicle Brand

FAQ

What does the P2E54 code mean?

P2E54 is an OBD-II diagnostic trouble code that indicates: Exhaust Pressure Sensor C Circuit

What causes a P2E54 error code?

The most common causes of P2E54 include: Open or short circuit in the sensor circuit; Exhaust gas pressure sensor fault C; Poor contact in the sensor connector; Wiring harness damage.

How do I fix a P2E54 diagnostic trouble code?

To fix P2E54: Check the integrity of the sensor circuit. Check connections and contacts in the sensor connector. Check sensor resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2E54?

Yes, but get it checked soon

How much does it cost to fix P2E54?

The estimated repair cost for P2E54 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat