The control module judged the Cylinder 2 Deactivation/Intake Valve behaviour implausible for the current operating conditions.
TuningBot DTC Database · v4.37.15
P3499 Cylinder 2 Deactivation/Intake Valve Performance
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P3499 means
Related and nearby codes
How to read P3499
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 P3499
What does P3499 mean?
Cylinder 2 Deactivation/Intake Valve Performance. The control module judged the Cylinder 2 Deactivation/Intake Valve behaviour implausible for the current operating conditions.
Is P3499 generic or manufacturer-specific?
P3499 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P3499 at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. 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
