OBD Guide

P2388

EGR Sensor E Circuit Range/Performance

P2388 is an OBD-II diagnostic trouble code meaning: EGR Sensor E Circuit Range/Performance. Common causes: egr e sensor malfunction, open or short circuit in the sensor circuit. 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
  • Dips during acceleration

Causes

  • EGR E sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Dirty or stuck EGR valve
  • Problems with the engine control unit

How to Fix

  1. Check the continuity of the EGR E sensor circuit
  2. Inspect the connectors and contacts of the sensor
  3. Check the resistance of the EGR sensor E
  4. Clean or replace EGR valve if necessary
  5. Replace the EGR E sensor if the fault is confirmed

Related codes

Error P2388 by Vehicle Brand

FAQ

What does the P2388 code mean?

P2388 is an OBD-II diagnostic trouble code that indicates: EGR Sensor E Circuit Range/Performance

What causes a P2388 error code?

The most common causes of P2388 include: EGR E sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Dirty or stuck EGR valve.

How do I fix a P2388 diagnostic trouble code?

To fix P2388: Check the continuity of the EGR E sensor circuit. Inspect the connectors and contacts of the sensor. Check the resistance of the EGR sensor E. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2388?

Yes, but get it checked soon

How much does it cost to fix P2388?

The estimated repair cost for P2388 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat