2021 BMW X3 Active Air Flap Fault Diagnosis
A Technical Service Bulletin (TSB) addresses the Active Air Flap Fault in 2021 BMW X3, 740i, M760i, and X4 models. This issue can trigger a check control message or Malfunction Indicator Lamp (MIL). The TSB provides detailed diagnosis and repair procedures for this common problem.
Marcus Weber2021 BMW X3
Also applies to
- BMW 740i
- 2021
- BMW M760i
- 2021
- BMW X4
- 2021
BMW has issued a manufacturer communication, identified as NHTSA ID 10181226, to address an "ACTIVE AIR FLAP FAULT" affecting certain 2021 models. This technical service bulletin (TSB) provides guidance for diagnosing and repairing issues related to the active air flap system.
Symptoms
Owners of affected vehicles may observe a check control message appearing on the instrument cluster. Additionally, the Malfunction Indicator Lamp (MIL) may illuminate, signaling a potential issue with the vehicle's systems. These indicators point towards a problem with the active air flap system.
Addressing the BMW Active Air Flap Fault
This manufacturer communication focuses on the diagnosis and repair procedures for the "BMW Active Air Flap Fault." The TSB outlines the steps technicians should follow to accurately identify the root cause of the fault within the vehicle's STRUCTURE component and implement the necessary repairs. The goal is to resolve the underlying issue that triggers the check control message or MIL.
Source: NHTSA ID 10181226
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