OBD Guide

P0268

Cylinder 3 Injector A Circuit High

P0268 is an OBD-II diagnostic trouble code meaning: Cylinder 3 Injector A Circuit High. Common causes: cylinder 3 injector malfunction, broken or damaged wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Unstable engine operation
  • Misfire in cylinder 3
  • Increased fuel consumption
  • Check Engine light comes on

Causes

  • Cylinder 3 injector malfunction
  • Broken or damaged wiring harness
  • Poor contact in the injector connectors
  • Problems with the ECU

How to Fix

  1. Check the resistance of the injector of cylinder 3
  2. Inspect the wiring harness and connectors for damage
  3. Check the contacts in the injector and ECU connectors
  4. If necessary, replace the injector or repair the wiring harness

Related codes

Error P0268 by Vehicle Brand

FAQ

What does the P0268 code mean?

P0268 is an OBD-II diagnostic trouble code that indicates: Cylinder 3 Injector A Circuit High

What causes a P0268 error code?

The most common causes of P0268 include: Cylinder 3 injector malfunction; Broken or damaged wiring harness; Poor contact in the injector connectors; Problems with the ECU.

How do I fix a P0268 diagnostic trouble code?

To fix P0268: Check the resistance of the injector of cylinder 3. Inspect the wiring harness and connectors for damage. Check the contacts in the injector and ECU connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0268?

Limited driving only, diagnose soon

How much does it cost to fix P0268?

The estimated repair cost for P0268 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat