The control module judged the Cylinder 1 Exhaust Valve Control behaviour implausible for the current operating conditions.
TuningBot DTC Database · v4.37.15
P3406 Cylinder 1 Exhaust Valve Control Circuit Performance
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P3406 means
Related and nearby codes
How to read P3406
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 P3406
What does P3406 mean?
Cylinder 1 Exhaust Valve Control Circuit Performance. The control module judged the Cylinder 1 Exhaust Valve Control behaviour implausible for the current operating conditions.
Is P3406 generic or manufacturer-specific?
P3406 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P3406 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
