P3418
Cylinder 3 Deactivation/Intake Valve Control Circuit Performance
P3418 is an OBD-II diagnostic trouble code meaning: Cylinder 3 Deactivation/Intake Valve Control Circuit Performance. Common causes: open or short circuit in control circuit, deactivation solenoid valve malfunction. Estimated repair cost: $17–89.
Symptoms
- Unstable engine operation
- Increased fuel consumption
- Check Engine Light Illuminates
- Reduced engine power
- Vibrations at idle
Causes
- Open or short circuit in control circuit
- Deactivation solenoid valve malfunction
- Mechanical stuck intake valve
- Problems with the engine control unit
- Wiring harness damage
How to Fix
- Check the integrity of the control circuit
- Check the resistance of the solenoid valve
- Inspect the mechanical part of the valve system
- Check control signals from the computer
- Replace faulty components
Related codes
Error P3418 by Vehicle Brand
FAQ
What does the P3418 code mean?
P3418 is an OBD-II diagnostic trouble code that indicates: Cylinder 3 Deactivation/Intake Valve Control Circuit Performance
What causes a P3418 error code?
The most common causes of P3418 include: Open or short circuit in control circuit; Deactivation solenoid valve malfunction; Mechanical stuck intake valve; Problems with the engine control unit.
How do I fix a P3418 diagnostic trouble code?
To fix P3418: Check the integrity of the control circuit. Check the resistance of the solenoid valve. Inspect the mechanical part of the valve system. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P3418?
Yes, but get it checked soon
How much does it cost to fix P3418?
The estimated repair cost for P3418 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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