Mercedes-Benz M-Class 2011 Owners Manual - Manual (Page 288)

X Slowly turn cap : half a turn counter-
clockwise and allow excess pressure to
escape.
X Turn cap : further counter-clockwise and
remove it.
If the coolant is at the level of marker bar
= in the filler neck when cold, there is
enough coolant in coolant expansion
tank ;.
If the coolant is approximately 0.6 in
(1.5 cm) higher when warm, there is
enough coolant in coolant expansion
tank ;.
X If necessary, add coolant which has been
tested and approved by Mercedes-Benz.
X Replace cap : and turn it clockwise as far
as it will go.
For further information on coolant, see
(
Y page 362).
Windshield washer system/headlamp
cleaning system
The washer fluid reservoir is used for both the
windshield washer system and the headlamp
cleaning system.
G
Warning
Washer solvent/antifreeze is highly
flammable. Do not spill washer solvent/
antifreeze on hot engine parts, because it may
ignite and burn. You could be seriously
burned.
! At temperatures below freezing, always
fill the washer fluid container with a mix of
windshield washer concentrate and
antifreeze additive. There is otherwise a
risk of damaging the windshield washer
system/headlamp cleaning system.
! Only use washer fluid concentrate which
is suitable for plastic lenses. Unsuitable
washer fluid concentrate could damage the
plastic lenses of the headlamps.
! Do not add distilled or de-ionized water to
the washer fluid container. Otherwise, the
fluid level measuring gauge could be
damaged.
i Add windshield washer concentrate, e.g.
MB SummerFit, to the washer fluid all year
round.
Example: washer fluid reservoir
X Mix the windshield washer fluid in a
container beforehand.
X At temperatures above freezing: fill the
washer fluid reservoir with a mix of water
and windshield washer concentrate (e.g.
MB SummerFit).
X At temperatures below freezing: fill the
washer fluid reservoir with a mix of water
and MB SummerFit windshield washer
concentrate. For information on the mixing
ratio, see (
Y page 363) or use the premixed
windshield washer solution with antifreeze
available in specialist stores.
X To open: pull cap : upwards by the tab.
X Add the premixed washer fluid.
X To close: press cap : onto the filler neck
until it engages.
Brake fluid level
!
If you discover that the brake fluid level in
the brake fluid reservoir has fallen to the
MIN mark or below, check the brake
system for leaks immediately. Also check
the brake lining thickness. Contact a
qualified specialist workshop, e.g. an
authorized Mercedes-Benz Center
immediately.
286
Engine compartment
Maintenance and care
BA 164.1 USA, CA Edition B 2011; 1; 2, en-US
d2mskot
Version: 3.0.3.5
2010-04-21T17:25:06+02:00 - Seite 286