Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
0C0
Specific fault index within the subsystem.
Frequently asked questions about P20C0
What does P20C0 mean?
Reductant heater control B - circuit high. The control module detected that the signal in the Reductant heater control B circuit stayed above the expected operating range.
Is P20C0 generic or manufacturer-specific?
P20C0 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P20C0 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.
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