Troubleshooting
Points to remember
G
Ris
kofa ccident and injury
If work relevant to safety is carrie doutincorrectly ,thisc ould impai rthe operating safety of your
vehicle. Yo ucould lose contro lofthe vehicl eand cause an accident. In addition, the safety
system smayno longe rbeabletop rotect yo uorothers as the yaredesigne dtodo.
Alway shavem aintenance work carrie doutataq uali fied specialis tworkshop .The workshop must
have the necessary specialis tknowledg eand tool stocarry ou tthe work required .Mercedes-
Benz recommends tha tyou useaM ercedes-Benz Service Centre for thi spurpose. In particular,
work relevant to safety or on safety-relate dsystem smustbec arriedoutataq uali fied specialist
workshop. Warning and indicator lamps in switche
sand buttons Problem Possible causes/consequence
sand 0050
0050Solutions The sea
tventilation*
ha ss witched off pre-
maturel yorcannotbe
switched on. The on-board voltag
eistoo low, because too many consumers are
switched on.
X Switch off consumers tha tare not required ,e.g.r ea rw indow
heating or interio rlighting. The sea
theating* has
switched off prema-
turel yorc annotbe
switched on. The on-board voltag
eistoo low, because too many consumers are
switched on.
X Switch off consumers tha tare not required ,e.g.r ea rw indow
heating or interio rlighting. The warnin
glam pon
the sport button of the
dynamic handling pack-
ag ew iths ports mode*
is lit. If yo
uselect comfort mod eand the indicator lamp does not go out,
the dynamic handling packag ewiths ports mode* is faulty.
X Visi taq ualified specialis tworkshop. When yo
upress the
005C button on the
contro lpan el for
Thermatic 2-zone auto-
matic climate control/
Thermotroni clux ury3-
zone automatic climate
control* ,the indicator
lamp in the button
flashe sthre etime sor
remains off .The cool-
ing system canno tbe
switched on. Cooling ha
sbeend eactivated du etoamalfunction.
X Visi taq ualified specialis tworkshop. 230
TroubleshootingPractical advice
*o
ptional
207_AKB; 2; 3, en-GB
mkalafa
,V ersion: 2.11.8.1
2009-07-23T10:23:49+02:00
-Seite 230
X
Place the emergenc yspare wheel ontot he
centring pin and push it on. X
Tighten the wheel bolts until they are fin-
ger-tight.
X Unscrew the centring pin.
X Tighten the last wheel bolt until it is finger-
tight.
Lowering the vehicle X
Lower the vehicle. To do this, turn the crank
of the jack anti-clockwise until the vehicle
is once again standin gfirmly on the ground.
X Place the jack to one side. X
Tighten the wheel bolts evenly in across-
wise patter ninthe sequence indica-
ted (0046 to0086). The tightening torque is
130 Nm. G
Risk of accident
Have the tightening torque checked immedi-
ately after awheel is changed. The wheels
could work loose if they are not tightened to
at orque of 130 Nm.
X Turn the jack back to its initial position and
store it together with the rest of the vehicle
tool kit in the stowage well under the boot
floor.
Vehicles with the "Minispare" emergency
spare wheel*:
X Transport the faulty wheel in the boot.
i When you are driving with the "Minispare"
emergenc yspare wheel* fitted, the tyre
pressure loss warning system* cannot
function reliably. MOExtended run-flat system*
The MOExtended run-flat system may only be
used in conjunction with the activated tyre
pressure loss warning system.
! The maximum permissible distanc ewhich
can be driven in run-flat mode depends on
the load in the vehicle. It is 80 km if the
vehicle is partially laden and 30 km if fully
laden. 272
Flat tyrePractical advice
*o
ptional
207_AKB; 2; 3, en-GB
mkalafa,
Version: 2.11.8.1 2009-07-23T10:23:49+02:00-Seite 272
