P2647
A Rocker Arm Actuator System Stuck On Bank 1
P2647 is an OBD-II diagnostic trouble code meaning: A Rocker Arm Actuator System Stuck On Bank 1. Common causes: mechanical jamming of the rocker arm drive, contaminated or poor quality engine oil. Estimated repair cost: $56–167.
Symptoms
- Loss of engine power
- Increased fuel consumption
- Rough engine idling
- Check Engine Light Illuminates
- The engine goes into emergency mode
Causes
- Mechanical jamming of the rocker arm drive
- Contaminated or poor quality engine oil
- Problems with oil pressure in the system
- VVT solenoid valve malfunction
- Damage to VVT system wiring or connectors
How to Fix
- Check the level and condition of the engine oil
- Diagnose oil pressure in the system
- Check the operation of the VVT solenoid valve
- Inspect the rocker arm drive mechanism for damage
- If necessary, replace the rocker arm drive or VVT system components.
Related codes
Error P2647 by Vehicle Brand
FAQ
What does the P2647 code mean?
P2647 is an OBD-II diagnostic trouble code that indicates: A Rocker Arm Actuator System Stuck On Bank 1
What causes a P2647 error code?
The most common causes of P2647 include: Mechanical jamming of the rocker arm drive; Contaminated or poor quality engine oil; Problems with oil pressure in the system; VVT solenoid valve malfunction.
How do I fix a P2647 diagnostic trouble code?
To fix P2647: Check the level and condition of the engine oil. Diagnose oil pressure in the system. Check the operation of the VVT solenoid valve. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2647?
Yes, but get it checked soon
How much does it cost to fix P2647?
The estimated repair cost for P2647 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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