P3418: Cylinder 3 Deactivation/Intake Valve Control Performance
Standardized SAE J2012 code · P34xx codes
What does P3418 mean?
The engine control module has detected a performance fault on the cylinder 3 deactivation or intake valve control system — the response of the actuator does not match the commanded state.
The code tells you which monitor failed, not which part is broken. Test before replacing parts.
Common causes
- High Lifter stuck collapsed
- Medium Engine oil pressure too low
- Medium Oil passage blocked or contaminated
Likelihood is a general estimate across vehicles; your make and model may differ.
Add your car to see reports of P3418 on the same make and model first.
P3418 in the community
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