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August 1, 2020 Service bulletin

Lane departure warning - steering intervention too strong

BMW technical service bulletin B661519 for 2019-2020 BMW X5, 2019-2020 BMW Z4 and 2019-2020 BMW 330I and others.

Bulletin number
B661519
Component
Lane departure
Summary
LANE DEPARTURE WARNING - STEERING INTERVENTION TOO STRONG: The steering intervention for Lane Departure Warning (LDW) is too strong (severe), which can create an uncomfortable feeling for the driver. Background: Steering intervention helps keep the vehicle in the lane if the system detects that a lane marking has been crossed. The steering intervention can be noticed on the steering wheel and can be manually overridden at any time. Software error in the KAFAS (camera-based driver assistance system) control unit.

Owners of these vehicles have filed 41 complaints in the driver assistance category.

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