The control module detected that the signal in the Cylinder 12 Ion Current Sense circuit stayed below the expected operating range.
TuningBot DTC Database · v4.37.15
P28BE Cylinder 12 Ion Current Sense Circuit Low
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P28BE means
Related and nearby codes
How to read P28BE
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 P28BE
What does P28BE mean?
Cylinder 12 Ion Current Sense Circuit Low. The control module detected that the signal in the Cylinder 12 Ion Current Sense circuit stayed below the expected operating range.
Is P28BE generic or manufacturer-specific?
P28BE is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P28BE 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
