P1C42 – BMW DTC

BMW DTC P1C42 – Universal Charger Extension Control Module Hardware Error

DTC P1C42 meaning on BMW

DTC P1C42 is a diagnostic trouble code that indicates a Universal Charger Extension Control Module Hardware Error on BMW vehicles. This error code specifically points to a hardware issue within the control module responsible for managing the universal charger extension system.

BMW DTC P1C42 symptoms

Symptoms of the BMW DTC P1C42 may include:

  • Malfunctioning universal charger extension system
  • Charging issues with the vehicle’s battery
  • Warning lights related to the charging system on the dashboard

BMW DTC P1C42 causes

The BMW DTC P1C42 error code can be caused by various factors, including:

  • Faulty Universal Charger Extension Control Module
  • Wiring or connection issues related to the control module
  • Power supply problems to the control module

BMW DTC P1C42 seriousness

The seriousness of the BMW DTC P1C42 error code lies in its impact on the charging system of the vehicle. Ignoring this issue can lead to potential battery charging problems and may affect the overall performance of the vehicle.

How to diagnose DTC P1C42 on BMW

To diagnose the DTC P1C42 on a BMW, a thorough inspection of the Universal Charger Extension Control Module and its related components is necessary. This may involve:

  • Checking the wiring and connections for any signs of damage or corrosion
  • Testing the power supply to the control module
  • Using diagnostic tools to scan for specific error codes and data related to the charging system

How to fix DTC P1C42 on BMW

Fixing the BMW DTC P1C42 error code typically involves:

  • Replacing the faulty Universal Charger Extension Control Module
  • Repairing or replacing any damaged wiring or connections
  • Ensuring a stable power supply to the control module

How to erase DTC P1C42 on BMW

To erase the DTC P1C42 code on a BMW, you can use a diagnostic scanner or tool that is capable of clearing error codes. Once the underlying issue has been addressed and fixed, the code can be cleared to reset the system and ensure that the error does not reoccur.

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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