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P16FB – BMW DTC

BMW DTC P16FB – Sensor Power Supply ‘D’ Circuit Voltage Too High

DTC P16FB meaning on BMW

DTC P16FB on a BMW indicates that the Sensor Power Supply ‘D’ Circuit Voltage is Too High. This fault code is specific to the power supply circuit of a sensor in the vehicle.

BMW DTC P16FB symptoms

Symptoms of DTC P16FB on a BMW may include:

  • Check Engine Light illuminated
  • Reduced engine performance
  • Vehicle may go into limp mode

BMW DTC P16FB causes

Common causes of DTC P16FB on a BMW include:

  • Faulty sensor power supply
  • Short circuit in the sensor power supply circuit
  • Issues with the sensor itself

BMW DTC P16FB seriousness

DTC P16FB should be addressed promptly as it can lead to reduced engine performance and potential drivability issues. Ignoring this fault code may result in further damage to the vehicle.

How to diagnose DTC P16FB on BMW

To diagnose DTC P16FB on a BMW, follow these steps:

  1. Use a diagnostic scanner to retrieve the fault code
  2. Inspect the sensor power supply circuit for any visible damage or loose connections
  3. Test the sensor power supply voltage using a multimeter
  4. Check for any short circuits in the circuit

How to fix DTC P16FB on BMW

To fix DTC P16FB on a BMW, you can:

  1. Replace the faulty sensor power supply
  2. Repair any damaged wiring or connections in the sensor power supply circuit
  3. Test the sensor to ensure it is functioning correctly

How to erase DTC P16FB on BMW

To erase DTC P16FB on a BMW, you can:

  1. Use a diagnostic scanner to clear the fault code
  2. After fixing the underlying issue, clear the code again to ensure it does not return

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

← All BMW Diagnostic Trouble Codes

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