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P038C
Ignition I Control Signal Circuit High
Generic · engine
Data confidence
65%
The control module detected that the signal in the Ignition I Control circuit stayed above the expected operating range.
TuningBot DTC Database · v4.37.15
P038C Ignition I Control Signal Circuit High
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P038C means
Related and nearby codes
How to read P038C
P
Powertrain: engine, transmission and driveline systems.
0
Generic SAE-standard code: same meaning on every make.
38C
Specific fault index within the subsystem.
Frequently asked questions about P038C
What does P038C mean?
Ignition I Control Signal Circuit High. The control module detected that the signal in the Ignition I Control circuit stayed above the expected operating range.
Is P038C generic or manufacturer-specific?
P038C is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P038C 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