The control module detected a fault associated with the Heated Catalyst Heater Power Switch Temperature Sensor Electrical Bank 2 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by BMW.
TuningBot DTC Database · v4.37.15
P1301 BMW - Heated Catalyst Heater Power Switch Temperature Sensor Electrical Bank 2
Manufacturer-specific interpretation for BMW. All interpretations of P1301
What P1301 means
Related and nearby codes
How to read P1301
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 P1301
What does P1301 mean?
Heated Catalyst Heater Power Switch Temperature Sensor Electrical Bank 2. The control module detected a fault associated with the Heated Catalyst Heater Power Switch Temperature Sensor Electrical Bank 2 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by BMW.
Is P1301 generic or manufacturer-specific?
P1301 is a manufacturer-specific code. In this database it is documented for: BMW. The same number can mean something different on other brands.
Can TuningBot remove P1301 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: Oxygen Sensors (Lambda)
