TuningBot DTC Database · v4.37.15
Manufacturer-specific interpretation for VAG. All interpretations of P1609
The control module detected a fault associated with the Engine control module (ECM) - crash switch - off triggered circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Audi.
Airbag triggered
The control module detected a fault associated with the Crash Shut - Down Activated circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 18017. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).
Fault Code cannot be cleared
Crash Signal activated (i.e. Accident with Airbag Deployment)
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 detected a fault associated with the Engine control module (ECM) - crash switch - off triggered circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Audi.
P1609 is a manufacturer-specific code. In this database it is documented for: VAG. 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: Diagnostic Strategy and DTC Logic
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