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DTC codes / P34xx · Auxiliary emission controls / P3483

P3483Cylinder 11 Deactivation/lntake Valve Control Circuit Low

P3483 indicates that the powertrain control module has detected a low-voltage condition on the control circuit for cylinder 11's deactivation or intake valve. This circuit commands the valve to switch between active and deactivated states, and a low signal means the PCM sees voltage below the expected threshold, which can prevent the cylinder from being disabled or cause it to stay disabled when it should not.

SystemPowertrain
Code typeGeneric (all makes)
SeverityMedium
Fix difficultyIntermediate
AreaAuxiliary emission controls

Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.

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