OBD Guide

P11AB

Camshaft Adjustment Actuator 'B' Cylinder 3

P11AB is an OBD-II diagnostic trouble code meaning: Camshaft Adjustment Actuator 'B' Cylinder 3. Common causes: vvt solenoid valve malfunction, dirty or clogged oil passages of the vvt mechanism. Estimated repair cost: $28–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$28–167 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Increased fuel consumption
  • Unstable engine idling
  • Popping sounds in the intake or exhaust manifold

Causes

  • VVT solenoid valve malfunction
  • Dirty or clogged oil passages of the VVT mechanism
  • Problems with the wiring harness or connectors
  • Mechanical wear of the actuator itself
  • Low or poor quality engine oil

How to Fix

  1. Check the level and condition of the engine oil
  2. Diagnose VVT solenoid valve
  3. Check the integrity of the control circuit and connectors
  4. Clean or replace the timing mechanism
  5. If necessary, replace the actuator of cylinder 3

Related codes

FAQ

What does the P11AB code mean?

P11AB is an OBD-II diagnostic trouble code that indicates: Camshaft Adjustment Actuator 'B' Cylinder 3

What causes a P11AB error code?

The most common causes of P11AB include: VVT solenoid valve malfunction; Dirty or clogged oil passages of the VVT mechanism; Problems with the wiring harness or connectors; Mechanical wear of the actuator itself.

How do I fix a P11AB diagnostic trouble code?

To fix P11AB: Check the level and condition of the engine oil. Diagnose VVT solenoid valve. Check the integrity of the control circuit and connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P11AB?

Yes, but get it checked soon

How much does it cost to fix P11AB?

The estimated repair cost for P11AB is $28–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat