Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
0BA
Specific fault index within the subsystem.
Frequently asked questions about P20BA
What does P20BA mean?
Reductant Heater A Control Circuit Performance. The control module judged the Reductant Heater A Control behaviour implausible for the current operating conditions.
Is P20BA generic or manufacturer-specific?
P20BA is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P20BA 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.
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