BMW R 1200 GS Adventure Manual page 124

Always make sure that the
8
motorcycle is stable and firmly
supported.
122
Make sure the ground is level
and firm and place the motor-
cycle on its stand.
Switch off the ignition.
z
Remove screws 1.
Pull bulb housing 2 to the rear
until it is clear of the holders.
Press bulb 3 into its socket
and turn it counter-clockwise to
remove.
Replace the defective bulb.
Bulb for tail light/brake
light
P21/5W / 12 V / 5 W / 21 W
Press bulb 3 into its socket
and turn it clockwise to install.
There is only one position
in which the bulb can be
inserted into the socket.