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TuningBot DTC Database · v4.37.15

P1C28 OPI Current High

1 manufacturer-specific interpretation across 1 manufacturer in the TuningBot DTC database.

P · PowertrainEngineOBD2
Brand pages:Hyundai

Hyundai

1 interpretation
P1C28
OPI Current High Hyundai · engine Data confidence 62%

The control module detected that the current in the OPI circuit was above the expected range. This is the manufacturer-specific definition used by Hyundai.

Related and nearby codes

How to read P1C28

P

Powertrain: engine, transmission and driveline systems.

1

Manufacturer-defined range: the meaning can differ between brands.

C28

Specific fault index within the subsystem.

Frequently asked questions about P1C28

What does P1C28 mean?

OPI Current High. The control module detected that the current in the OPI circuit was above the expected range. This is the manufacturer-specific definition used by Hyundai.

Is P1C28 generic or manufacturer-specific?

P1C28 is a manufacturer-specific code. In this database it is documented for: Hyundai. The same number can mean something different on other brands.

Can TuningBot remove P1C28 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

ECU tuningStage 1 dyno results for Hyundai engines See the results →

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