Mercedes-Benz 2009 M-Class Operator's Manual page 363

Opening the passenger side trim panel
Lock
1
Cover
2
X
Insert a suitable object such as a coin into
the slot of lock 1.
X
Turn lock by 90° in direction of the
1
arrow.
X
Remove cover 2.
Replacing bulbs
Example illustration standard rear lamp passenger
side
Brake lamp bulb socket
1
Backup lamp bulb socket
2
Tail lamp, parking and standing lamp and
3
rear fog lamp (driver's side only) bulb
socket
Side marker lamp bulb socket
4
Rear turn signal lamp bulb socket
5
Practical hints
Replacing bulbs
Example illustration LED rear lamp passenger side
Backup lamp bulb socket
1
Rear fog lamp bulb sockets (driver's side
2
only)
X
Depending on which bulb needs to be
replaced, turn the respective bulb socket
counterclockwise.
X
Pull the bulb socket out of the housing.
X
Standard rear lamp: Gently press onto the
bulb and turn it counterclockwise out of its
bulb socket.
LED rear lamp: Pull the bulb out of its bulb
socket.
X
Standard rear lamp: Gently press the new
bulb into its bulb socket and turn it
clockwise until it engages.
Z
361