wheel bolt torque MERCEDES-BENZ S-Class COUPE 2015 C217 Owner's Manual

Unlocking (in an emergency) ........... 86
Unlocking (SmartKey) ......................79
Vehicle data ................................... 397
Vehicle dimensions ........................... 397
Vehicle emergency locking ................ 87
Vehicle identification number
see VIN
Vehicle identification plate .............. 390
Vehicle level
Active Body Control ABC ............... 190
Display message ............................ 267
Vehicle maintenance
see ASSYST PLUS
Vehicle tool kit .................................. 336
Video
Operating the DVD .........................2 37
VIN ...................................................... 390 W
Warning and indicator lamps ABS ................................................ 281
Brakes .......................................... .280
Check Engine ................................. 286
Coolant .......................................... 287
Distance warning ........................... 289
ESP ®
.............................................. 283
ESP ®
OFF ....................................... 284
Fuel tank ........................................ 286
Overview .......................................... 32
Parking brake ................................ 285
PASSENGER AIR BAG ..................... .43
Reserve fuel .................................. .286
Restraint system ............................ 285
Seat belt ........................................ 279
Steering ......................................... 291
Tire pressure monitor .................... 290
Warranty .............................................. 22
Washer fluid
Display message ............................ 277
Wheel and tire combination
see Tires
Wheel bolt tightening torque ........... 382
Wheel chock ...................................... 378
Wheels
Changing a wheel .......................... 377
Checking ........................................ 357
Cleaning ......................................... 328 Important safety notes .................. 356
Interchanging/changing ................ 377
Mounting a new wheel ................... 381
Mounting a wheel .......................... 378
Removing a wheel .......................... 381
Storing .......................................... .378
Tightening torque ........................... 382
Wheel size/tire size ....................... 382
Window curtain air bag
Operation ......................................... 51
Windows
see Side windows
Windshield
Defrosting ...................................... 137
Infrared reflective .......................... 315
Windshield washer fluid
see Windshield washer system
Windshield washer system
Adding washer fluid ....................... 323
Notes ............................................. 396
Windshield wipers
Problem (malfunction) ................... 129
Replacing the wiper blades ............ 127
Switching on/off ........................... 126
Winter driving
Important safety notes .................. 358
Slippery road surfaces ................... 174
Snow chains .................................. 359
Winter operation
Summer tires ................................. 358
Winter tires
M+S tires ....................................... 358
Wiper blades
Cleaning ......................................... 329
Important safety notes .................. 127
Replacing ....................................... 127
Wooden trim (cleaning instruc-
tions) ................................................. .332
Workshop
see Qualified specialist workshop 20
Index

remove the hub cap. Two different variants
can be installed. Vehicles with AMG wheels and plastic
hub caps:
X To remove: turn the center cover of hub
cap 0043counter-clockwise and remove.
X To install: before installing, ensure that
hub cap 0043is in the open position. To do so,
turn the center cover counter-clockwise.
X Put hub cap 0043in position and turn the
center cover clockwise until you feel and
hear hub cap 0043engage.
X Make sure that hub cap 0043is installed
securely. Vehicles with AMG wheels and aluminum
hub caps:
X To remove: take socket0044and lug wrench
0087 from the vehicle tool kit (Y page 336).
X Position socket 0044on hub cap 0043.
X Attach lug wrench 0087to socket 0044and
loosen hub cap 0043counter-clockwise.
X Remove hub cap 0043. X
To install: before installing, check hub
cap 0043and the wheel area for soiling and
clean if necessary.
X Put hub cap 0043in position and turn until it is
in the right position.
X Position socket 0044on hub cap 0043.
X Attach lug wrench 0087to socket 0044and
tighten hub cap 0043.
The tightening torque must be
18 lb-ft (25 Nm).
i Note
that the hub cap should be tight-
ened to the specified torque of 18 lb-ft
(25 Nm). Mercedes-Benz recommends
that you have the hub cap installed at a
qualified specialist workshop. X
Using lug wrench 0087, loosen the bolts on
the wheel you wish to change by about one full turn. Do not unscrew the bolts com-
pletely. The jacking points are located just behind the
front wheel housings and just in front of the
rear wheel housings (arrows). 380
Changing a wheelWheels and tires

approved for Mercedes-Benz vehicles and the
respective wheel.
! To prevent damage to the paintwork, hold
the wheel securely against the wheel hub
while screwing in the first wheel bolt. X
Clean the wheel and wheel hub contact
surfaces.
X Slide the wheel to be mounted onto the
alignment bolt and push it on.
X Tighten the wheel bolts until they are fin-
ger-tight.
X Unscrew the alignment bolt.
X Tighten the last wheel bolt until it is finger-
tight.
Lowering the vehicle G
WARNING
The wheels could work loose if the wheel nuts and bolts are not tightened to the specified
tightening torque. There is a risk of accident.
Have the tightening torque immediately
checked at a qualified specialist workshop
after a wheel is changed. X
Place the ratchet wrench onto the hexagon
nut of the jack so that the letters ABare
visible.
X Turn the ratchet wrench until the vehicle is
once again standing firmly on the ground.
X Place the jack to one side.
X Tighten the wheel bolts evenly in a cross-
wise pattern in the sequence indicated ( 0043
to 0083). The tightening torque must be
110 lb-f t(150 Nm) .
X Turn the jack back to its initial position.
X Stow the jack and the rest of the vehicle
tools in the trunk again.
X Check the tire pressure of the newly moun-
ted wheel and adjust it if necessary.
Observe the recommended tire pressure
(Y page 359).
i Vehicles with a tire pressure control sys-
tem: all mounted wheels must be equipped
with functioning tire pressure control sen-
sors. Wheel and tire combinations
General notes
! For safety reasons, Mercedes-Benz rec-
ommends that you only use tires and
wheels which have been approved by
Mercedes-Benz specifically for your vehi-
cle. 382
Wheel and tire combinationsWheels and tires