The control module detected that the signal in the Generator Voltage Sense circuit stayed below the expected operating range.
TuningBot DTC Database · v4.37.15
P063C Generator Voltage Sense Circuit Low
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P063C means
Related and nearby codes
How to read P063C
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 P063C
What does P063C mean?
Generator Voltage Sense Circuit Low. The control module detected that the signal in the Generator Voltage Sense circuit stayed below the expected operating range.
Is P063C generic or manufacturer-specific?
P063C is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P063C 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
