Fault Code P2648
Code meaning, symptoms, possible causes, part number, and estimated cost.
P2648
A Rocker Arm Actuator Control Circuit Low Bank 2
An abnormally low electrical signal in the control circuit of the Rocker Arm Actuator on Bank 2. This fault affects the Variable Valve Timing system on the other side of the engine (in multi-bank engines).
Part Details
Part Name
Rocker Arm Actuator
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪600 - ₪1,800
Engine Location
Cylinder Head (Bank 2)
Symptoms
- Check Engine Light on
- Poor Performance
- Increased fuel consumption
- Unusual engine noises
Possible Causes
- 1Damaged wiring or short in the circuit
- 2Faulty rocker arm actuator
- 3ECM malfunction
- 4Low engine oil pressure
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