The control module judged the Cylinder 6 Deactivation/Intake Valve behaviour implausible for the current operating conditions.
TuningBot DTC Database · v4.37.14
P349D Cylinder 6 Deactivation/Intake Valve Performance
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P349D means
Related and nearby codes
How to read P349D
Powertrain: engine, transmission and driveline systems.
Generic SAE-standard code: same meaning on every make.
Specific fault index within the subsystem.
Frequently asked questions about P349D
What does P349D mean?
Cylinder 6 Deactivation/Intake Valve Performance. The control module judged the Cylinder 6 Deactivation/Intake Valve behaviour implausible for the current operating conditions.
Is P349D generic or manufacturer-specific?
P349D is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P349D at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic
