The control module detected improper operation of the Engine control module (ECM), immobilizer function - internal circuit. This is the manufacturer-specific definition used by Nissan.
Possible causes
ECM
TuningBot DTC Database · v4.38.5
Manufacturer-specific interpretation for Nissan. All interpretations of P1613
The control module detected improper operation of the Engine control module (ECM), immobilizer function - internal circuit. This is the manufacturer-specific definition used by Nissan.
ECM
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Engine control module (ECM), immobilizer function - internal failure. The control module detected improper operation of the Engine control module (ECM), immobilizer function - internal circuit. This is the manufacturer-specific definition used by Nissan.
P1613 is a manufacturer-specific code. In this database it is documented for: 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