The control module judged the Cylinder Head Temperature Sensor B behaviour implausible for the current operating conditions.
TuningBot DTC Database · v4.37.15
P2C39 Cylinder Head Temperature Sensor B Range/Performance
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P2C39 means
Related and nearby codes
How to read P2C39
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 P2C39
What does P2C39 mean?
Cylinder Head Temperature Sensor B Range/Performance. The control module judged the Cylinder Head Temperature Sensor B behaviour implausible for the current operating conditions.
Is P2C39 generic or manufacturer-specific?
P2C39 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P2C39 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
