TuningBot DTC Database · v4.37.15
Manufacturer-specific interpretation for Suzuki. All interpretations of P1645
The control module registered the fault condition described as "Immobilizer information error". This is the manufacturer-specific definition used by Suzuki.
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Immobilizer information error. The control module registered the fault condition described as "Immobilizer information error". This is the manufacturer-specific definition used by Suzuki.
P1645 is a manufacturer-specific code. In this database it is documented for: Suzuki. 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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