BMW DTC P1458 – Battery Sensor 2, Extended Communication Circuit
DTC P1458 meaning on BMW
The DTC P1458 on a BMW refers to the Battery Sensor 2, Extended Communication Circuit. This diagnostic trouble code indicates a problem with the communication circuit related to the battery sensor 2 in the vehicle.
BMW DTC P1458 symptoms
Some common symptoms associated with BMW DTC P1458 may include:
- Check Engine Light illuminated on the dashboard
- Issues with starting the vehicle
- Reduced fuel efficiency
BMW DTC P1458 causes
There are several potential causes for the DTC P1458 on a BMW, including:
- Faulty battery sensor 2
- Wiring or connection issues in the communication circuit
- Software or programming errors
BMW DTC P1458 seriousness
While the DTC P1458 may not always result in immediate drivability issues, it is important to address this problem promptly to prevent potential electrical system malfunctions and ensure the proper functioning of the vehicle.
How to diagnose DTC P1458 on BMW
Diagnosing DTC P1458 on a BMW typically involves:
- Using a diagnostic scanner to retrieve the fault codes
- Inspecting the battery sensor 2 and its connections
- Checking the wiring and communication circuit for any faults
How to fix DTC P1458 on BMW
To fix DTC P1458 on a BMW, you may need to:
- Replace the faulty battery sensor 2
- Repair any damaged wiring or connections in the communication circuit
- Update software or reprogram the system if necessary
How to erase DTC P1458 on BMW
To erase the DTC P1458 on a BMW, you can: