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P2C38
Cylinder Head Temperature Sensor B Circuit
Generic · engine
Data confidence
65%
The control module detected improper operation of the Cylinder Head Temperature Sensor B circuit.
TuningBot DTC Database · v4.37.14
P2C38 Cylinder Head Temperature Sensor B Circuit
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P2C38 means
Related and nearby codes
How to read P2C38
P
Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
C38
Specific fault index within the subsystem.
Frequently asked questions about P2C38
What does P2C38 mean?
Cylinder Head Temperature Sensor B Circuit. The control module detected improper operation of the Cylinder Head Temperature Sensor B circuit.
Is P2C38 generic or manufacturer-specific?
P2C38 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P2C38 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