OBD Guide

P230F

Cylinder 6 Air-Fuel Ratio Imbalance - Adjustment At Limit During Balance

P230F is an OBD-II diagnostic trouble code meaning: Cylinder 6 Air-Fuel Ratio Imbalance - Adjustment At Limit During Balance. Common causes: malfunction of the fuel injector of cylinder 6, vacuum leak in the area of cylinder 6. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Unstable engine idling
  • Reduced engine power
  • Increased fuel consumption
  • Misfire in cylinder 6
  • Check Engine Light Illuminates

Causes

  • Malfunction of the fuel injector of cylinder 6
  • Vacuum leak in the area of cylinder 6
  • Problems with the spark plug or coil of cylinder 6
  • Low compression in cylinder 6
  • Dirty or faulty oxygen sensor

How to Fix

  1. Check the condition of the fuel injector of cylinder 6
  2. Diagnose possible vacuum leaks
  3. Check the condition of the spark plug and coil
  4. Measure compression in cylinder 6
  5. Check the operation of oxygen sensors

Related codes

Error P230F by Vehicle Brand

FAQ

What does the P230F code mean?

P230F is an OBD-II diagnostic trouble code that indicates: Cylinder 6 Air-Fuel Ratio Imbalance - Adjustment At Limit During Balance

What causes a P230F error code?

The most common causes of P230F include: Malfunction of the fuel injector of cylinder 6; Vacuum leak in the area of cylinder 6; Problems with the spark plug or coil of cylinder 6; Low compression in cylinder 6.

How do I fix a P230F diagnostic trouble code?

To fix P230F: Check the condition of the fuel injector of cylinder 6. Diagnose possible vacuum leaks. Check the condition of the spark plug and coil. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P230F?

Yes, but get it checked soon

How much does it cost to fix P230F?

The estimated repair cost for P230F is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat