The control module detected a fault associated with the P/N to D/R at High Throttle Angle - Power Reduction 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 Chevrolet.
TuningBot DTC Database · v4.37.15
P1579 Diagnostic Trouble Code (4 interpretations)
4 manufacturer-specific interpretations across 3 manufacturers in the TuningBot DTC database.
Chevrolet
1 interpretation
Chrysler
1 interpretationThe control module detected a fault associated with the P/N To D/R At High Throttle Angle circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Chrysler.
Recommended checks
- Perform a full module scan
- Review freeze-frame and occurrence data
- Confirm the exact vehicle, ECU and software context
- Inspect relevant wiring and connectors
- Check applicable OEM service information
VAG
2 interpretationsThe control module detected a fault associated with the Throttle control unit - basic setting 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
Basic setting not carried out
The control module detected a fault associated with the Throttle Actuator (J338): Adaptation Not Started 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 17987. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).
Symptoms
Malfunction Indicator Light (MIL) active
Possible causes
Throttle Body Alignment (TBA) not performed
Related and nearby codes
How to read P1579
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Frequently asked questions about P1579
What does P1579 mean?
Diagnostic Trouble Code (4 interpretations). The control module detected a fault associated with the P/N to D/R at High Throttle Angle - Power Reduction 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 Chevrolet.
Is P1579 generic or manufacturer-specific?
P1579 is a manufacturer-specific code. In this database it is documented for: Chevrolet, Chrysler, VAG. The same number can mean something different on other brands.
Can TuningBot remove P1579 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.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic
