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P04C1
Fuel Fill Door Unlock Control Circuit Low
Generic · body
Data confidence
65%
The control module detected that the signal in the Fuel Fill Door Unlock Control circuit stayed below the expected operating range.
TuningBot DTC Database · v4.37.15
P04C1 Fuel Fill Door Unlock Control Circuit Low
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P04C1 means
Related and nearby codes
How to read P04C1
P
Powertrain: engine, transmission and driveline systems.
0
Generic SAE-standard code: same meaning on every make.
4C1
Specific fault index within the subsystem.
Frequently asked questions about P04C1
What does P04C1 mean?
Fuel Fill Door Unlock Control Circuit Low. The control module detected that the signal in the Fuel Fill Door Unlock Control circuit stayed below the expected operating range.
Is P04C1 generic or manufacturer-specific?
P04C1 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P04C1 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