TuningBot DTC Database · v4.37.15
4 manufacturer-specific interpretations across 4 manufacturers in the TuningBot DTC database.
ChevroletThe control module detected improper operation of the Performance Selector Switch circuit. This is the manufacturer-specific definition used by Chevrolet.
HyundaiThe control module detected a fault associated with the Immobilizer Transponder circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Hyundai.
KiaThe control module registered the fault condition described as "Immobilizer Transponder Error". This is the manufacturer-specific definition used by Kia.
NissanThe control module detected a fault associated with the Variable Intake Air System Control Solenoid Valve 2 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Nissan.
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Diagnostic Trouble Code (4 interpretations). The control module detected improper operation of the Performance Selector Switch circuit. This is the manufacturer-specific definition used by Chevrolet.
P1801 is a manufacturer-specific code. In this database it is documented for: Chevrolet, Hyundai, Kia, Nissan. The same number can mean something different on other brands.
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.
Understand the system behind this code: Immobilizer Systems and ECU Pairing
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