OBD Guide

P269C

Exhaust Aftertreatment Glow Plug Control Performance

P269C is an OBD-II diagnostic trouble code meaning: Exhaust Aftertreatment Glow Plug Control Performance. Common causes: exhaust system glow plug malfunction, open or short circuit in control circuit. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Check Engine Light Is On
  • Reduced engine power
  • Increased fuel consumption
  • Problems with diesel particulate filter regeneration
  • Unstable engine idling

Causes

  • Exhaust system glow plug malfunction
  • Open or short circuit in control circuit
  • Problems with the relay or spark plug control module
  • Oxidation or corrosion of contacts
  • Engine control unit (ECU) malfunction

How to Fix

  1. Check glow plug resistance
  2. Inspect the control circuit for damage
  3. Check contacts and connectors for oxidation
  4. Test the operation of the relay and control module
  5. If necessary, replace the glow plug

Related codes

Error P269C by Vehicle Brand

FAQ

What does the P269C code mean?

P269C is an OBD-II diagnostic trouble code that indicates: Exhaust Aftertreatment Glow Plug Control Performance

What causes a P269C error code?

The most common causes of P269C include: Exhaust system glow plug malfunction; Open or short circuit in control circuit; Problems with the relay or spark plug control module; Oxidation or corrosion of contacts.

How do I fix a P269C diagnostic trouble code?

To fix P269C: Check glow plug resistance. Inspect the control circuit for damage. Check contacts and connectors for oxidation. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P269C?

Yes, but get it checked soon

How much does it cost to fix P269C?

The estimated repair cost for P269C is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat