OBD Guide

P10CC

Exhaust Aftertreatment Fuel Injector Control Circuit Shorted

P10CC is an OBD-II diagnostic trouble code meaning: Exhaust Aftertreatment Fuel Injector Control Circuit Shorted. Common causes: short circuit in injector wiring harness, malfunction of the exhaust cleaning nozzle itself. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine Light Is On
  • Reduced engine power
  • Increased fuel consumption
  • Problems with the exhaust gas cleaning system
  • Possible particulate filter regeneration errors

Causes

  • Short circuit in injector wiring harness
  • Malfunction of the exhaust cleaning nozzle itself
  • Problems with the engine control unit
  • Oxidation or corrosion of contacts
  • Mechanical damage to wiring

How to Fix

  1. Check the integrity of the injector wiring harness
  2. Check resistance and operation of the injector
  3. Inspect contacts and connectors for corrosion
  4. Check power supply and control signals from the ECU
  5. If necessary, replace the nozzle or repair the wiring

Related codes

FAQ

What does the P10CC code mean?

P10CC is an OBD-II diagnostic trouble code that indicates: Exhaust Aftertreatment Fuel Injector Control Circuit Shorted

What causes a P10CC error code?

The most common causes of P10CC include: Short circuit in injector wiring harness; Malfunction of the exhaust cleaning nozzle itself; Problems with the engine control unit; Oxidation or corrosion of contacts.

How do I fix a P10CC diagnostic trouble code?

To fix P10CC: Check the integrity of the injector wiring harness. Check resistance and operation of the injector. Inspect contacts and connectors for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P10CC?

Yes, but get it checked soon

How much does it cost to fix P10CC?

The estimated repair cost for P10CC is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat