C1117 – BMW DTC

BMW DTC C1117 – Vehicle Dynamics Control Module Power Supply ‘A’ Circuit Low

DTC C1117 meaning on BMW

DTC C1117 on a BMW refers to the Vehicle Dynamics Control Module Power Supply ‘A’ Circuit Low. This diagnostic trouble code indicates that there is a low voltage condition detected in the power supply circuit of the vehicle dynamics control module.

BMW DTC C1117 symptoms

Symptoms of DTC C1117 on a BMW may include:

  • ABS warning light illuminated on the dashboard
  • Stability control system malfunction
  • Loss of traction control functionality

BMW DTC C1117 causes

Common causes of DTC C1117 on a BMW include:

  • Faulty vehicle dynamics control module
  • Corroded or damaged wiring in the power supply circuit
  • Loose or poor electrical connections

BMW DTC C1117 seriousness

The seriousness of DTC C1117 on a BMW lies in the potential loss of vehicle stability and control systems. Ignoring this issue can compromise the safety and handling of the vehicle, especially in adverse driving conditions.

How to diagnose DTC C1117 on BMW

To diagnose DTC C1117 on a BMW, you can follow these steps:

  1. Use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s system
  2. Inspect the wiring and connectors in the power supply circuit for any damage or corrosion
  3. Check the voltage levels at the vehicle dynamics control module to verify the low voltage condition

How to fix DTC C1117 on BMW

To fix DTC C1117 on a BMW, you can try the following:

  1. Repair or replace any damaged wiring or connectors in the power supply circuit
  2. If the vehicle dynamics control module is faulty, replace it with a new one
  3. Ensure all electrical connections are secure and free of corrosion

How to erase DTC C1117 on BMW

To erase DTC C1117 on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s system. Once the issue has been fixed and the codes cleared, the warning lights should no longer be illuminated.

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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