C11A3 – BMW DTC

BMW DTC C11A3 – Multi-axis Acceleration Sensor Module ‘C’ Yaw Rate Implausible

DTC C11A3 meaning on BMW

The DTC C11A3 code on a BMW indicates an issue with the Multi-axis Acceleration Sensor Module ‘C’, specifically related to the yaw rate being implausible. This means that the sensor module is detecting a discrepancy in the vehicle’s yaw rate, which is the rate of rotation around the vertical axis.

BMW DTC C11A3 symptoms

Symptoms of the DTC C11A3 code on a BMW may include:

  • ABS or stability control warning lights illuminated on the dashboard
  • Loss of stability control functionality
  • Unexpected behavior in the vehicle’s handling

BMW DTC C11A3 causes

Common causes of the DTC C11A3 code on a BMW include:

  • Malfunctioning Multi-axis Acceleration Sensor Module ‘C’
  • Wiring or connection issues in the sensor circuit
  • Faulty software or calibration of the sensor module

BMW DTC C11A3 seriousness

The DTC C11A3 code should be taken seriously as it can affect the vehicle’s stability control system, potentially compromising safety and handling. It is recommended to address this issue promptly to ensure the proper functioning of the vehicle’s safety systems.

How to diagnose DTC C11A3 on BMW

To diagnose the DTC C11A3 code on a BMW, a mechanic may perform the following steps:

  1. Use a diagnostic scanner to retrieve the fault codes and data from the Multi-axis Acceleration Sensor Module ‘C’
  2. Inspect the sensor module and its connections for any visible damage or corrosion
  3. Perform a sensor calibration and software update if necessary

How to fix DTC C11A3 on BMW

To fix the DTC C11A3 code on a BMW, the following steps may be taken:

  1. Replace the Multi-axis Acceleration Sensor Module ‘C’ if it is found to be faulty
  2. Repair any damaged wiring or connections in the sensor circuit
  3. Perform a sensor calibration and software update to ensure proper functionality

How to erase DTC C11A3 on BMW

To erase the DTC C11A3 code on a BMW, a mechanic can use a diagnostic scanner to clear the fault codes stored in the vehicle’s system. Once the issue has been addressed and fixed, the code can be erased to reset the system and ensure that the warning lights are no longer 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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