P150C – BMW DTC

BMW DTC P150C – Battery Sensor Firmware Implausible

DTC P150C meaning on BMW

The Diagnostic Trouble Code (DTC) P150C on BMW vehicles indicates an issue with the Battery Sensor Firmware being implausible. This means that the control module has detected a discrepancy or inconsistency in the data received from the battery sensor firmware.

BMW DTC P150C symptoms

Symptoms of the BMW DTC P150C may include:

  • Check Engine Light (MIL) illuminated
  • Reduced engine performance
  • Issues with starting the vehicle
  • Erratic battery voltage readings

BMW DTC P150C causes

Common causes of the BMW DTC P150C may include:

  • Faulty battery sensor
  • Corroded or loose battery sensor connections
  • Software or firmware issues
  • Electrical system problems

BMW DTC P150C seriousness

The seriousness of the BMW DTC P150C lies in the potential impact on the vehicle’s performance and reliability. Ignoring this DTC can lead to further electrical system issues and potential breakdowns.

How to diagnose DTC P150C on BMW

To diagnose the DTC P150C on a BMW, you can:

  • Use a diagnostic scanner to retrieve the specific fault code
  • Inspect the battery sensor and its connections for any visible damage or corrosion
  • Check the battery voltage and charging system for proper operation
  • Perform a software update or reflash if necessary

How to fix DTC P150C on BMW

To fix the DTC P150C on a BMW, you may need to:

  • Replace the faulty battery sensor
  • Clean or tighten any loose or corroded connections
  • Update the sensor firmware or software
  • Address any underlying electrical issues

How to erase DTC P150C on BMW

To erase the DTC P150C on a BMW, you can:

  • Use a diagnostic scanner to clear the fault code
  • After fixing the underlying issue, perform a battery reset or system reset
  • Ensure that the repair has resolved the problem before clearing the code

Recommended tools & DTC Scanners for BMW

Best Diagnostic App for modern BMWs: BimmerLink

Recommended Bluetooth adapter for Bimmerlink: OBDLink CX

Cable adapter for Bimmerlink: Enet Cable USB Type C

For older BMWs we recommend: Autel AutoLink AL319 (2024 version)

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

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