Mercedes-Benz M-Class 2009 Owners Manual - Manual (Page 366)

Replacing wiper blades
364
Do not allow a wiper arm to contact the
windshield glass or the rear window
without a wiper blade inserted.
Mercedes-Benz recommends that you have
this work carried out at an authorized
Mercedes-Benz Center.
X Remove the SmartKey from the starter
switch.
Vehicles with KEYLESS-GO:
X Make sure the vehicle’s on-board
electronics have status
0 ( Y page 95).
Removing wiper blades
Front wiper blades
! Do not pull on the wiper blade inserts.
They could tear.
X Fold the wiper arms forward until they
engage.
1 Wiper blade
2 Tab
3 Wiper arm
X Press tabs 2 together.
X Tilt wiper blade 1 away from wiper arm
3 .
X Take off wiper blade 1 in direction of
arrow.
Rear wiper blade
! Do not pull on the wiper blade insert. It
could tear.
1 Wiper arm
2 Wiper blade
X Fold wiper arm 1 away from the rear
window until it engages.
X Turn wiper blade 2 as far as it will go.
X Hold wiper arm 1 and disengage wiper
blade 2 by carefully sliding it in direction
of arrow.
X Remove wiper blade 2 .
Practical hints