2021 BMW X3 Daytime Running Light Dim or Discolored
A manufacturer communication, NHTSA ID 10186226, addresses a common issue in 2021 BMW X3 and other models where the daytime running lights appear dim or discolored. This problem stems from a damaged connection between the LED module and the light tube inside the headlight assembly.

Also applies to
- BMW 530e
- 2021
- BMW 530i
- 2021
- BMW 540i
- 2021
- BMW 740i
- 2021
- BMW M550i
- 2021
- BMW M760i
- 2021
- BMW X4
- 2021
- BMW X5
- 2021
- BMW X6
- 2021
- BMW X7
- 2021
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Symptoms
Owners of certain 2021 BMW models, including the X3, may notice that one or more of their LED daytime running lights (DRL) are dim or appear discolored. This issue affects the visibility and aesthetic of the vehicle's front lighting.
Diagnosis / Trigger Conditions
The root cause for the BMW X3 daytime running light dim or discolored appearance has been identified. The problem lies within the headlight assembly itself. Specifically, the connection between the LED module and the light tube inside the headlight becomes damaged, leading to the observed lighting malfunction.
Owner Action
If you observe your 2021 BMW X3 daytime running light dim or discolored, it is recommended to contact your authorized BMW dealership. They can diagnose the specific issue and perform the necessary repairs. Since this is a known issue addressed by a manufacturer communication (NHTSA ID 10186226), the dealership will be aware of the underlying cause and appropriate corrective actions.
Source: NHTSA ID: 10186226
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