2011 MERCEDES-BENZ R-Class engine

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Page 160 of 364

MERCEDES-BENZ R-Class 2011 W251 Owners Manual transmission into park position P. Otherwise
the vehicle could roll away which could result
in an accident and/or serious personal injury.
Trailer towing XWhen towing a trailer and driving downhill,
s

Page 161 of 364

MERCEDES-BENZ R-Class 2011 W251 Owners Manual Driving situations=You can use the engines braking
effect.5To use the braking effect of the
engine on downhill gradients and
for driving:
R on steep mountain roads
R in mountainous terrain
R in arduo

Page 162 of 364

MERCEDES-BENZ R-Class 2011 W251 Owners Manual Problems with the transmissionProblemPossible causes/consequences and M SolutionsThe acceleration ability
is deteriorating.
The transmission no
longer changes gear.The transmission is in emergency mod

Page 163 of 364

MERCEDES-BENZ R-Class 2011 W251 Owners Manual GWarning!
Do not fill diesel tanks with gasoline. Do not
mix diesel fuel with gasoline. Otherwise the
fuel system and engine could be damaged. In
addition, the vehicle could catch fire.
!  Do not use

Page 164 of 364

MERCEDES-BENZ R-Class 2011 W251 Owners Manual Refueling
Fuel filler flap
The fuel filler flap is unlocked or locked
automatically when you open or close the
vehicle with the SmartKey or using KEYLESS-
GO.
The position of the fuel filler flap is t

Page 166 of 364

MERCEDES-BENZ R-Class 2011 W251 Owners Manual Problems with the fuel and fuel tankProblemPossible causes/consequences and M SolutionsFuel is leaking from the
vehicle.GRisk of explosion or fire
The fuel line or fuel tank is defective.
XTurn the Sm

Page 167 of 364

MERCEDES-BENZ R-Class 2011 W251 Owners Manual AdBlue®
Important notes on use
BlueTEC exhaust gas aftertreatment 24
 must
be operated with AdBlue ®
 reducing agent in
order to function properly. Adding AdBlue ®
 is
one of the tasks performed du

Page 168 of 364

MERCEDES-BENZ R-Class 2011 W251 Owners Manual ! AdBlue ®
 is not a additive and must not be
added to the diesel tank. If AdBlue ®
 is
added to the diesel tank this could damage
the engine.
i If you are adding between maintenance
intervals, add