The control module detected a fault associated with the Heated Catalyst Battery Temperature Sensor 2 Electrical 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
P1305 Diagnostic Trouble Code (10 interpretations)
10 manufacturer-specific interpretations across 10 manufacturers in the TuningBot DTC database.
BMW
1 interpretation
Chevrolet
1 interpretationThe control module detected improper operation of the Ignition coil 2 control - feedback. This is the manufacturer-specific definition used by Chevrolet.
Possible causes
- Wiring
- ignition coil 2
- ECM
Chrysler
1 interpretationThe control module detected improper operation of the Ignition Coil 2 Primary Feedback circuit. 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
Dodge
1 interpretationThe control module detected that the signal in the Power assisted steering - control circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Dodge.
Possible causes
- Wiring
- connectors
- power assisted steering - control valve
- ECM
Ford
1 interpretationThe control module detected a fault associated with the EGR Calibration Low circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Ford.
Honda
1 interpretationThe control module detected crankshaft speed fluctuations consistent with combustion misfire (Cylinder Number 5 Random). This is the manufacturer-specific definition used by Honda.
Hyundai
1 interpretationThe control module registered the fault condition described as "Phase Sensor - Abnormal". This is the manufacturer-specific definition used by Hyundai.
Land Rover
1 interpretationThe control module detected crankshaft speed fluctuations consistent with combustion misfire (Cylinder 5). This is the manufacturer-specific definition used by Land Rover.
Possible causes
- Engine mechanical fault
- wiring
- ignition/fuel system
- injector
- ECT/MAF sensor
- ECM
MINI
1 interpretationThe control module detected a fault associated with the Misfiring Cylinder 5 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by MINI.
Toyota
1 interpretationThe control module detected improper operation of the Ignition control - cylinder No. 2 circuit. This is the manufacturer-specific definition used by Toyota.
Possible causes
- Wiring
- ignition coil/module
- ECM
Related and nearby codes
How to read P1305
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 P1305
What does P1305 mean?
Diagnostic Trouble Code (10 interpretations). The control module detected a fault associated with the Heated Catalyst Battery Temperature Sensor 2 Electrical 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 P1305 generic or manufacturer-specific?
P1305 is a manufacturer-specific code. In this database it is documented for: BMW, Chevrolet, Chrysler, Dodge, Ford, Honda, Hyundai, Land Rover, MINI, Toyota. The same number can mean something different on other brands.
Can TuningBot remove P1305 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)
