Lane change warning: light on exterior mirror no longer works.
BMW technical service bulletin B662719 for 2019 BMW Z4.
- Bulletin number
- B662719
- Component
- Lane departure: warning
- Summary
- LANE CHANGE WARNING: LIGHT ON EXTERIOR MIRROR NO LONGER WORKS. The Lane Change Warning (LCW) light on either one or on both of the exterior (side view) mirrors no longer illuminates. This also activates a CCM for "Driver Assistance system restricted" to be displayed in the CID. Faulty exterior mirror glass or wire connection.
Owners of these vehicles have filed 1 complaints in the driver assistance category.
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