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P28BC
Cylinder 12 Ion Current Sense Circuit
Generic · engine
Data confidence
65%
The control module detected improper operation of the Cylinder 12 Ion Current Sense circuit.
TuningBot DTC Database · v4.37.15
P28BC Cylinder 12 Ion Current Sense Circuit
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P28BC means
Related and nearby codes
How to read P28BC
P
Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
8BC
Specific fault index within the subsystem.
Frequently asked questions about P28BC
What does P28BC mean?
Cylinder 12 Ion Current Sense Circuit. The control module detected improper operation of the Cylinder 12 Ion Current Sense circuit.
Is P28BC generic or manufacturer-specific?
P28BC is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P28BC 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