OBD Guide
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P11AA

Camshaft Adjustment Actuator 'A' Cylinder 3

P11AA is an OBD-II diagnostic trouble code meaning: Camshaft Adjustment Actuator 'A' Cylinder 3. Common causes: dirty or worn vvt actuator, vvt solenoid valve malfunction. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Unstable engine operation
  • Power reduction
  • Increased fuel consumption
  • The 'Check Engine' light comes on
  • Hard engine start

Causes

  • Dirty or worn VVT actuator
  • VVT solenoid valve malfunction
  • Low engine oil pressure
  • Electrical wiring problems
  • Camshaft position sensor malfunction

How to Fix

  1. Check engine oil pressure and level
  2. Clean or replace VVT solenoid valve
  3. Check the integrity of the wiring and connectors
  4. Replacing the camshaft adjustment actuator
  5. Diagnostics of the camshaft position sensor

Related codes

P11A9P11ABP0011

FAQ

What does the P11AA code mean?

P11AA is an OBD-II diagnostic trouble code that indicates: Camshaft Adjustment Actuator 'A' Cylinder 3

What causes a P11AA error code?

The most common causes of P11AA include: Dirty or worn VVT actuator; VVT solenoid valve malfunction; Low engine oil pressure; Electrical wiring problems.

How do I fix a P11AA diagnostic trouble code?

To fix P11AA: Check engine oil pressure and level. Clean or replace VVT solenoid valve. Check the integrity of the wiring and connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P11AA?

Limited driving only, diagnose soon

How much does it cost to fix P11AA?

The estimated repair cost for P11AA is $33–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat