Engine control module (ECM) - immobilizer active
VAG · immobilizer
Data confidence62%
The control module detected a fault associated with the Engine control module (ECM) - immobilizer active 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.
Possible causes
Incorrect/damaged key
incorrectly coded
ECM/immobilizer replacement without coding
wiring
immobilizer defec tive
Applies toAudi
P1570
Engine Start Blocked by Immobilizer
VAG · immobilizer
Data confidence80%
The control module detected a response consistent with a blocked or restricted Engine Start. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 17978. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).
Symptoms
Engine starting but stalling immediately
Possible causes
Key(s) not matched
Instrument Cluster not matched
Engine Control Unit (ECU) not matched
Engine Control Unit (ECU) Power Supply faulty
Recommended checks
Check Engine Control Unit (ECU) Power Supply (Relay)
Powertrain: engine, transmission and driveline systems.
1
Manufacturer-defined range: the meaning can differ between brands.
570
Specific fault index within the subsystem.
Frequently asked questions about P1570
What does P1570 mean?
Diagnostic Trouble Code (2 interpretations). The control module detected a fault associated with the Engine control module (ECM) - immobilizer active 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.
Is P1570 generic or manufacturer-specific?
P1570 is a manufacturer-specific code. In this database it is documented for: VAG. The same number can mean something different on other brands.
Can TuningBot remove P1570 at file level?
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.
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