Limp - home mode - active
VAG · engine
Data confidence62%
The control module detected a fault associated with the Limp - home mode - 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
Throttle control unit
APP sensor
Applies toAudi
P1680
Reset - Resistant Limp - Mode Active
VAG · engine
Data confidence84%
The control module detected a fault associated with the Reset - Resistant Limp - Mode 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 Volkswagen. Volkswagen Group tools also report it as fault code 18088. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).
Powertrain: engine, transmission and driveline systems.
1
Manufacturer-defined range: the meaning can differ between brands.
680
Specific fault index within the subsystem.
Frequently asked questions about P1680
What does P1680 mean?
Diagnostic Trouble Code (2 interpretations). The control module detected a fault associated with the Limp - home mode - 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 P1680 generic or manufacturer-specific?
P1680 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 P1680 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.