Mercedes-Benz 2010 M-Class Operator's Manual page 318

Replacing bulbs
316
Opening the passenger-side trim panel
X
Insert a suitable object such as a coin into
the slot of lock :.
X
Turn lock : by 90° in direction of the
arrow.
X
Remove cover ;.
Replacing bulbs
Example illustration: Standard rear lamp driver's
side
Brake lamp bulb socket
:
Rear turn signal lamp bulb socket
;
Side marker lamp bulb socket
=
Tail lamp, parking and standing lamp and
?
rear fog lamp (driver's side only) bulb
socket
Backup lamp bulb socket
A
Example illustration: LED rear lamp driver's side
Backup lamp bulb socket
:
Rear fog lamp bulb sockets (driver's side
;
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.
LED rear lamp: Gently press the new bulb
into its bulb socket.
X
Align the bulb socket and turn it clockwise.
X
Make sure the bulb socket is attached
properly.
X
Close the respective cover in the cargo
compartment.
X
Close the tailgate.