The control module detected that the WT overload protection signal stayed above the expected range. This is the manufacturer-specific definition used by BMW.
Possible causes
- Mechanical fault
- servo motor short circuit
- servo motor shorted to ground
TuningBot DTC Database · v4.37.15
Manufacturer-specific interpretation for BMW. All interpretations of P15A1
The control module detected that the WT overload protection signal stayed above the expected range. This is the manufacturer-specific definition used by BMW.
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
WT overload protection - high input, bank 2. The control module detected that the WT overload protection signal stayed above the expected range. This is the manufacturer-specific definition used by BMW.
P15A1 is a manufacturer-specific code. In this database it is documented for: BMW. 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