P0C16 – BMW DTC

BMW DTC P0C16 – Drive Motor ‘B’ Inverter Phase W Over Temperature

DTC P0C16 meaning on BMW

The DTC P0C16 code on a BMW indicates an issue with the Drive Motor ‘B’ Inverter Phase W being over temperature. This means that the temperature of the inverter phase W in the drive motor ‘B’ has exceeded the specified limits, triggering the diagnostic trouble code.

BMW DTC P0C16 symptoms

Symptoms of the BMW DTC P0C16 may include:

  • Reduced power output
  • Warning lights on the dashboard
  • Overheating smell
  • Vehicle going into limp mode

BMW DTC P0C16 causes

Common causes of the BMW DTC P0C16 code include:

  • Overheating of the inverter phase W
  • Faulty cooling system
  • Electrical issues
  • Software glitches

BMW DTC P0C16 seriousness

The DTC P0C16 code should be addressed promptly as it can lead to further damage to the drive motor ‘B’ inverter if left unresolved. Ignoring this issue may result in more severe problems and potential safety hazards.

How to diagnose DTC P0C16 on BMW

To diagnose the DTC P0C16 on a BMW, a mechanic may perform the following steps:

  • Use a diagnostic scanner to retrieve the fault codes
  • Inspect the drive motor ‘B’ inverter for signs of overheating
  • Check the cooling system for proper operation
  • Test the electrical connections and components related to the inverter phase W

How to fix DTC P0C16 on BMW

To fix the DTC P0C16 on a BMW, the following steps may be taken:

  • Address any overheating issues with the inverter phase W
  • Repair or replace faulty cooling system components
  • Fix any electrical faults or wiring problems
  • Update software if necessary

How to erase DTC P0C16 on BMW

To erase the DTC P0C16 code on a BMW, a mechanic can use a diagnostic scanner to clear the fault codes after the underlying issue has been resolved. Once the problem has been fixed, the code can be erased to reset the system and turn off the warning lights.

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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