Exterior Lighting Module: Service and Repair
63 11 721 Replacing left turn indicator (LED) control unit

Necessary preliminary tasks:
- Remove left headlight

Release screws (1).
Carefully lift control unit (2) for headlight (3) slightly upwards.
Unlock plug connections (1) and disconnect.
Remove control unit (2).

Installation note:
Make sure control unit (2) is seated correctly.