Replacing  wheels 
Before  changing  a wheel 
Observe the  following  precautions  for your  own 
and your  passenger's  safety  when changing  a 
wheel. 
.,. After  you  experience  a tire  failure,  pull  the  car 
well  away  from  moving  traffic and  try  to reach 
level ground  before  you  stop¢.,&. . 
..  All passengers  should 
leave  the car and  move 
to  a  safe  location  (for  instance,  beh ind the 
guardrail) ¢.,&.  . 
.,.  Engage  the 
parking  brake to  prevent  your  vehi
cle  from  rolling  unintentionally ¢.,&. . 
..  Move 
selector  lever to  position  P ¢ .,&. . 
1> lfyou  are  towing  a trailer,  unhitch  the  trailer 
from  your  vehicle. 
.,.  Take  the 
jack and  the spare tire out  of  the  lug
gage  compartment, 
¢page  257. 
..&, WARNING 
You or  your  passengers  could be  injured  wh ile 
changing  a  wheel if you  do  not  follow  these 
safety  precautions: 
- If you  have  a flat  tire,  move a safe  distance 
off  the  road.  Turn  off  the  engine, turn  the 
emergency  flashers  on  and use other  warn
ing  devices  to  alert  other  motorists. 
- Make  sure that  passengers  wa it in  a safe 
place  away  from the  vehicle  and well away 
from  the road  and  traffic. 
- T o  help  prevent  the  vehicle  from  moving 
sudden ly and  possibly  slipping  off the  jack, 
always  fully set  the  parking  brake  and  block 
the  wheel  diagonally  opposite  the  wheel be
ing  changed.  When one  front  wheel  is lifted 
off  the  ground,  plac ing  the  Automatic 
Transmission  in  "P" (Park)  will 
not prevent 
the  vehicle  from  moving. 
- Before  you  change  a  wheel,  be  sure  the 
ground  is level  and  firm . If  necessary,  use  a 
sturdy  board  under  the  jack . 
- Always  store  the  vehicle  tool  k it,  the  jack 
and  the  replaced  tire  in the  luggage com
partment ¢ 
page 135. 
Emergency  assistance 
{!) Tips 
Before  changing  the  wheel,  you  must activate 
the  jacking  mode,  so  that  the  automat ic con
tro ls for  the  Adaptive  Air Suspension  do  not 
make  it  more  difficult  to  lift the  vehicle  with 
the  jack ¢ 
page  261 . 
Changing  a wheel 
When you  change  a wheel , follow  the  sequence 
described  below  step-by-s tep and  in  exactly  tha t 
order . 
l. Activate  the  vehicle  jack mode  ¢ page  261 . 
2.  Remove  the decorative  wheel cover*. For 
more  details  see  also¢ 
page  260,  Decora 
tive  wheel  covers 
or¢ page  260,  Wheels 
with  wheel  bolt  caps  . 
3.  Loosen  the wheel bolts¢ page 260. 
4.  Locate  the  proper  mounting  point  for  the 
jack  and align  the jack  below  that  point 
¢ page  261 or¢ page  262. 
5. Raise the  car  with  the  jack¢ page  261 or 
¢page  262. 
6.  Remove  the wheel  with  the  flat  tire and  then 
install 
the  spare ¢ page  263. 
7.  Tighten  all  wheel  bolts  lightly . 
8. 
Lower the  vehicle  with  the  jack . 
9.  Use  the  wheel  bolt  wrench  and 
firmly tighten 
all wheel  bolts<=> 
page  260. 
10. Replace  the  decorative wheel  cover*. 
11.  Deactivate  the  vehicle jack mode  in  the  MMI : 
I CAR! function  button > Car systems contro l 
button 
> Servicing & checks > Air  susp.:  jack 
mode > Off. 
The  vehicle  jack  mode  switches  off  automatically 
at  speeds  above  10  km/h . 
..&, WARNING 
Always  read and  follow  all  WARNINGS and  in
formation 
¢ .&. in AB:  Raising  the  vehicle on 
page  262 
and  ¢ page  264. 
259