OBD Guide

P23E3

EGR C Control Circuit Low

P23E3 is an OBD-II diagnostic trouble code meaning: EGR C Control Circuit Low. Common causes: open or short circuit in the egr control circuit, egr solenoid valve malfunction. Estimated repair cost: $17–78.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–78 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Unstable idling
  • Increased fuel consumption
  • Deterioration of vehicle dynamics

Causes

  • Open or short circuit in the EGR control circuit
  • EGR solenoid valve malfunction
  • Problems with the wiring harness or connectors
  • Engine control unit (ECU) malfunction
  • Dirty or broken EGR valve

How to Fix

  1. Check the integrity of the EGR C control circuit
  2. Check the serviceability of the EGR solenoid valve C
  3. Inspect the wiring harness and connectors for damage.
  4. Check the operation of the EGR valve C
  5. If necessary, replace faulty components

Related codes

Error P23E3 by Vehicle Brand

FAQ

What does the P23E3 code mean?

P23E3 is an OBD-II diagnostic trouble code that indicates: EGR C Control Circuit Low

What causes a P23E3 error code?

The most common causes of P23E3 include: Open or short circuit in the EGR control circuit; EGR solenoid valve malfunction; Problems with the wiring harness or connectors; Engine control unit (ECU) malfunction.

How do I fix a P23E3 diagnostic trouble code?

To fix P23E3: Check the integrity of the EGR C control circuit. Check the serviceability of the EGR solenoid valve C. Inspect the wiring harness and connectors for damage.. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P23E3?

Yes, but get it checked soon

How much does it cost to fix P23E3?

The estimated repair cost for P23E3 is $17–78. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat