Data bus, ECM 1/2 - software version monitoring
VAG · engine
Data confidence62%
The control module detected a fault associated with the Data bus, ECM 1/2 - software version monitoring 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
Data in ECM 1 & ECM 2 does not match
Applies toAudi
P1908
Data Bus ECM 1/2 Software Version Monitoring
VAG · engine
Data confidence62%
The control module detected a fault associated with the Data Bus ECM 1/2 Software Version Monitoring 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.
Powertrain: engine, transmission and driveline systems.
1
Manufacturer-defined range: the meaning can differ between brands.
908
Specific fault index within the subsystem.
Frequently asked questions about P1908
What does P1908 mean?
Diagnostic Trouble Code (2 interpretations). The control module detected a fault associated with the Data bus, ECM 1/2 - software version monitoring 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 P1908 generic or manufacturer-specific?
P1908 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 P1908 at file level?
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.