TuningBot DTC Database · v4.37.14
2 manufacturer-specific interpretations across 2 manufacturers in the TuningBot DTC database.
HyundaiThe control module registered the fault condition described as "Immobilizer - EEPROM Error". This is the manufacturer-specific definition used by Hyundai.
NissanThe control module detected improper operation of the Brake pedal position (BPP) switch circuit. 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 (2 interpretations). The control module registered the fault condition described as "Immobilizer - EEPROM Error". This is the manufacturer-specific definition used by Hyundai.
P1805 is a manufacturer-specific code. In this database it is documented for: Hyundai, 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 and, where the ECU needs it, corrects the checksum too. 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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