The control module detected that the Auxiliary Transmission Fluid Pump Control Module Internal Temperature value was above the expected limit.
TuningBot DTC Database · v4.37.15
P0C1B Auxiliary Transmission Fluid Pump Control Module Internal Temperature Too High
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P0C1B means
Related and nearby codes
How to read P0C1B
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 P0C1B
What does P0C1B mean?
Auxiliary Transmission Fluid Pump Control Module Internal Temperature Too High. The control module detected that the Auxiliary Transmission Fluid Pump Control Module Internal Temperature value was above the expected limit.
Is P0C1B generic or manufacturer-specific?
P0C1B is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P0C1B 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
