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174Vehicle careCaution
Drive slowly. Do not drive jerkily.
Excessive tractive force can
damage the vehicle.
After towing, unscrew the towing eye.
Insert cap at the top and engage
downwards.
Appearance care
Exterior care Locks
The locks are lubricated at the factory using a high quality lock cylinder
grease. Use de-icing agent only when absolutely necessary, as this has a
degreasing effect and impairs lock function. After using a de-icing agent,
have the locks regreased by a
workshop.
WashingThe paintwork of your vehicle is
exposed to environmental influences.
Wash and wax your vehicle regularly.
When using automatic vehicle
washes, select a programme that
includes waxing.
Bird droppings, dead insects, resin,
pollen and the like should be cleaned
off immediately, as they contain
aggressive constituents which can
cause paint damage.If using a vehicle wash, comply with
the vehicle wash manufacturer's
instructions. The windscreen wiper
and rear window wiper must be
switched off. Remove antenna and
external accessories such as roof
racks etc.
If you wash your vehicle by hand,
make sure that the insides of the
wheel housings are also thoroughly
rinsed out.
Clean edges and folds on opened
doors and the bonnet as well as the
areas they cover.
Clean bright metal mouldings with a
cleaning solution approved for
aluminium to avoid damages.Caution
Always use a cleaning agent with
a pH value of four to nine.
Do not use cleaning agents on hot surfaces.
Have the door hinges of all doors
greased by a workshop.
Page 181 of 205

Service and maintenance179Use of engine oils for all petrol
engines with only ACEA quality is
prohibited, since it can cause engine
damage under certain operating
conditions.
Select the appropriate engine oil based on its quality and on the
minimum ambient temperature
3 182.
Additional engine oil additives
The use of additional engine oil
additives could cause damage and
invalidate the warranty.
Engine oil viscosity grades
The SAE viscosity grade gives
information of the thickness of the oil.
Multigrade oil is indicated by two
figures, e.g. SAE 5W-30. The first
figure, followed by a W, indicates the
low temperature viscosity and the
second figure the high temperature viscosity.
Select the appropriate viscosity grade depending on the minimum ambient
temperature 3 182.All of the recommended viscosity
grades are suitable for high ambient
temperatures.
Coolant and antifreeze
Use only organic acid type-long life
coolant (LLC) antifreeze approved for
the vehicle. Consult a workshop.
The system is factory filled with
coolant designed for excellent
corrosion protection and frost
protection down to approx. -28 °C. In
cold regions with very low
temperatures, the factory filled
coolant provides frost protection
down to approx. -37 °C. This
concentration should be maintained all year round. The use of additional
coolant additives that intend to give
additional corrosion protection or seal against minor leaks can cause
function problems. Liability for
consequences resulting from the use
of additional coolant additives will be
rejected.Washer fluid
Use only washer fluid approved for
the vehicle to prevent damage of wiper blades, paintwork, plastic and
rubber parts. Consult a workshop.
Brake and clutch fluid
Over time, brake fluid absorbs
moisture which will reduce braking
effectiveness. The brake fluid should therefore be replaced at the specified
interval.
Page 200 of 205

198IndexAAccessories and vehicle modifications .......................... 138
Adaptive forward lighting 73, 97, 148
Adjustable air vents ...................113
Airbag and belt tensioners ...........68
Airbag deactivation ................41, 68
Airbag system .............................. 39
Air conditioning regular operation ................................ 114
Air conditioning system .............. 107
Air intake .................................... 113
Air vents...................................... 113
Antilock brake system ................ 125
Antilock brake system (ABS) .......70
Anti-theft locking system .............. 24 Appearance care ........................174
Armrest ................................... 35, 36
Armrest storage ........................... 50
Automatic anti-dazzle ..................27
Automatic light control .................94
Automatic locking ........................22
Automatic transmission .............121
B Battery discharge protection ......105
Battery voltage ............................. 81
Belts.............................................. 36 Bonnet ....................................... 140
Brake and clutch fluid .................178Brake and clutch system .............69
Brake assist ............................... 127
Brake fluid .................................. 143
Brakes ............................... 125, 143
Breakdown.................................. 172
Bulb replacement ....................... 145
C
Catalytic converter .....................120
Central locking system ................20
Centre console lighting ..............104
Centre console storage ...............50
Changing tyre and wheel size ...165
Charging system .......................... 68
Child locks ................................... 22
Child restraint installation locations ................................... 45
Child restraints.............................. 43
Child restraint systems ................43
Climate control ............................. 14
Climate control systems .............106
Clock............................................. 60
Code ............................................. 79
Control indicators.......................... 65
Control of the vehicle .................115
Controls ........................................ 57
Convex shape .............................. 25
Coolant and antifreeze ...............178
Cruise control ...................... 73, 130