Page 25 of 236

-There is a leak in the fuel vapo r recovery sys
tem .
- The eng ine control receives faulty vehicle
roadspeed signa ls.
Contact your nea rest au thori zed A udi dealer
for assis tance .
If the light illuminates , the catalyt ic converte r
could be damaged . Continue driving
with re·
du ced power
(avo id ing susta ined high speeds
a nd/or rap id acce lerations) and have the con
d ition correc ted .
An improp erly closed fuel fi ller cap may also
cause the MIL li ght to i llum ina te
q page 166.
On-Board Diagnostics
Fig. 9 Loc atio n of Data Link Co nnec to r (DLC )
On-Board Diagnostics monitors the compo
nents of your emission co ntrol system . Each
monitored component in your eng in e system
has been assigned a code. I n case of a mal
fun ction, the component will be ide ntified
and the fau lt stored as a code in t he con tro l
mod ule memory .
I n o rder to make an a ccurate d iagnos is, the
stored d ata ca n only be di splayed using spe
cial diagnos tic eq uipment (gener ic s can tool
for OBD).
I n o rder to connect the special diagnosti c
eq uip ment, push the p lug into t he Data Link
Connector (D LC). The DLC is lo cated to the
righ t of the engine compartment lid release
q fig . 9 .
Your auth ori zed A udi dealer or a q ualified
service st ation can in terp ret the code and per
form the necessa ry repair.
Dr iver in formation system 23
A WARNING
Do not use t he d iagnost ic connector for
pe rsonal use. Inco rrect usage can cause
malfunctions, wh ich can increase th e risk
of a co llision!
Trip computer
Introduction
The trip computer gives you information on
current and average fuel mileage , average
spe ed, fuel range and driving time.
Fi g. 10 Tri p co mpute r 1
You can switch between the trip computer 1
and 2 by pressing the
! R ES ET I button @
qpage 24, fig . 11 .
You can te ll wh ich memory leve l is currently
active by the number in t he disp lay ¢
fig. 10 .
The data from the s ingle-trip memory (memo
ry level 1) is being disp layed if a
1 appears in
the d isplay . If a
2 is shown, then the data
from the to tal -tr ip memo ry is being displayed
(memory level 2).
Single-trip memory (Trip computer 1)
The single-trip memory stores the tr ip infor
mation from the time the ig nitio n is turned on
u nt il it is turned off .
If the trip is cont inued
within 2 hours fr om the time the ignition was
turned off, the new data will be in cl ud ed in
the calculat io n of the current tr ip in forma
tion . If the trip is interr upted fo r
more than 2
hours
the memory is reset automatically. .,..
Page 26 of 236

24 Driver information system
Total-trip memory (Trip computer 2 )
Unlike the single -t rip memory, t he tota l-trip
memory is not rese t autom atically. This per
mits you to eval uate your d riving data for the
enti re pe riod between manual resets.
Fuel range
The e stima ted cruising ra nge in miles (km)
ap pears in the display. The disp lay ch anges in
increments of 6 miles ( 10 km) .
Average fuel mileage
The average fuel economy in MPG (l/ 100 km)
si nce you last clea red the memory appears i n
this displ ay .
Current fuel mileage
The instantaneous fuel consumption in miles
pe r gallo n (l/ 100 km) is shown in this d isplay .
When the ve hicle is stationary, the most r e
cent fuel consumpt ion is di splayed.
Average speed
The average speed in mph (km/h) si nce the
last time the disp lay was reset appears in the
d isplay .
Elapsed time
The length of time that you have been driving
since you last reset the memo ry appears in
this display. The maximum time period that
can be recorded is 999 hou rs and 59 mi nutes.
Distance
The elapsed distance since the last time the
memory was clea red appears i n the display .
The maximum d istance that can be recorded
i s 9,999.9 m iles (9,999 .9 ki lometers) .
@ Tips
All stored values will be lost if the vehicle
battery is disc onnected .
Operation
The trip computer is controlled by two
switches on the windshield wiper lever .
----@
Fig . 11 W ipe r arm/w iper lever: co ntro ls for t he t rip
computer
Select ing the trip computer
.. Tap the I RESE T I button @ unti l the t rip
computer (memory level 1 or 2) appears in
the display
c:> page 23, fig . 10 .
Selecting the functions
., u,
8 ,;.
~
.. Push in t he up per (lower) protr usio n on t he
fu nction selector sw itch ®
c:> fig. 11 . The
functions fo r th e tr ip comp ute r are dis
played in succession on t he respective mem
ory leve ls.
Resetting the fun ction to zero
.. Push the I RESET ! button @ for at least two
seconds .
You can rese t the following values to zero:
- driving time
- d istance
- average fuel mileage
- average speed
T he tri p computer on ly operates whe n the ig
nition is on. When you turn o n the ignition,
t h e function that was in use when you last
turned the ignition off wi ll be displayed .
(D Tips
-Yo u can also set the va lues for t he f unc
tions to zero in the me nu dis play
(Reset )
c:>page 25.
-All stored val ues will be lost if t he vehi
cle battery is d isconnected .
Page 27 of 236

Menu display
Introduction
-----®
Fig . 12 W iper lever: Controls for the men u display
Display Ty e
~Set
• 1r
che c1<:----
Menu off
Fig. 13 D isplay: Start me nu
Some functions in your veh icle can be set, ac
tivated, and controlled by
Menus (e.g. Acous
tic park ass ist*). With these menus you can al
so se lect the info rmation show n in the Driver
Information System, which ope rates only with
the ignition switched on . Operation is cont rol
l ed by the
I RESET ! button and the rocker
sw itch on the w iper lever ¢ fig. 12.
The
Start menu shows you the different dis
play types:
Set
Che ck
Menu off
Each display type in the Start menu contains a
submenu with add itional opt io ns.
Set
Dr iver in formation system 25
C lock
¢ page
26
Tire pressure
¢page200
Computer
¢page 26
Speed warning
¢page30 L ang uage
q page26
Units (distance, fuel consump
tion, temperature) ¢page26
Disp lays (lap timer)
Lights
¢page49
W ipers (se rv ice position)
¢ page55
Doors (unlocking and locking
mode)
¢page34
Check Service
Chassis number
¢page 215
Keys
Menu off The menu display is hidden and
the lap timer appears.
Page 28 of 236

26 Driver information system
Navigating the menu
Use the rocker switch on the windshield wiper
lever and the
I RES ET I button to operate the
menu and carry out inquiries and selections .
~----1@
Fig. 14 Wip er lev er: Controls for t he men u dis play
Fig. 15 Display: Start menu
I RESET I button @ and rocker switch @
q fig . 14 functions:
To open the menu
" Press the I RES ET I button @ until the menu
display ¢
fig. 15 appears .
Selections and settings
" Press the rocker switch @to reach a menu
display . The switch is operated the same as
the display (up/down) .
Entering and confirming
.. Press the I RESET I button @.
Returning to the Start menu
" Press the !RESET I button longer than 2 sec
onds to return from any menu level to the
Start menu.
Using the rocker switch, you can select the
menus in the d isp lay or change settings. A cursor appears on
the left in front of these
lected values.
By press ing the
IRESET I button, you activate
the selec tion you made or confi rm the values
you set.
Selected functions are identified with
a check mark or are carried out directly .
Mean ings of the symbols in the display :
Selec
tion bar
>
D
Selected funct ion Mean ing
Cursor
Check mark
Box Current Selec
tion
Selected or
Function active
Not selected
Triangle pointing Previous page
up
Triangle pointing IINext page
down
Selecting settings
The Driver Information System settings are
menu -guided .
Fig. 16 Display : Menu Sett ings, com puter selec ted
(page 1)
" Press the I RESET I button. The Start menu
appears
q page 25, fig. 13.
" Press the rocker switch until Set is dis
played.
" Press the
I RESET I button. All the menus ap
pear.
" Press the rocker switch until the desired Line
is highlighted (cursor) ¢
fig. 16.
" Press the I RESET ! button. ..,.
Page 29 of 236

.. If necessary, scroll by se lecting and activat
ing the symbol for "Next page" or "Previous
page".
When you have selected the Computer menu
and activated it by pressing the
I RESET I but
ton, two computer leve ls appear (computer 1
and computer 2). Now you have to select the
level you want using the rocker switch and ac
tivate it w ith the
I RESET I button.
Lap timer
Introduction
The lap timer allows you to record and evalu
ate lap times .
The instrumen t cluster display shows the t ime
in m inutes, seconds and tenths o f a second.
For lap times longer than one hour, the hour
is also shown automatically. The maximum re
cordab le time for a single measurement is 99
h ours , 59 m inutes and 59 and 9/10 seconds.
If t he lap timer reaches th is value, the tim ing
stops on its own or it switches to pause mode
via
c::;, page 28.
A WARNING
Pl ease d evote your fu ll attent ion to driv
ing. As the d river, yo u have comp lete re
sponsibility fo r sa fe ty i n traffic. Only use
t he functions in such a way that you always
ma inta in complete control over your veh i-
de in all traff ic sit uat ions.
(D Tips
All of the trip compu ter functions are
availab le as usua l w hen the lap timer stop
watch is runn ing.
-
Dr iver in formation system 2 7
Selecting the lap timer
---®
Fig. 17 Contro ls
Fi g. 18 D isplay: Lap timer
.. With the ignition on, press the I RESET I b ut
ton @
r=;,fig . 17 unt il the lap timer r=;,fig. 18
appears.
Starting the timer
Fig. 19 D isplay: Lap 1
F ig . 20 D isplay: Lap 1 is saved, lap 2 is started
Page 30 of 236

28 Driver information system
The top row shows the current lap number: e.
g.
LAP 2 ( = second lap).
Starting lap time
.. Press the upper section of the rocker
switch. Row@¢
fig. 19 disp lays the current
lap time.
Saving lap time
.. Press the upper section of the rocker switch
again. This simultaneously starts the meas
urement for the next lap.
After being saved, the first recorded lap time moves from the lowest to the next highest
line in the display@~
fig. 20. The lower line
@ identifies the newly started lap time.
Recording additional lap times
Fig. 21 Display: Lap 2 is saved
After starting the lap timer, a timed lap is
comp leted and stored and t iming beg ins for
the next lap every time the upper section of
the rocker switch is pressed. Continue as de
scr ibed above to measure additional lap
times.
The current lap time is disp layed in the bot
tom line of the display @¢
fig. 21.
After being saved, the last recorded lap time
moves from the lower to the next higher line
on the display @~
fig. 21. The lap time be
fore the last one also
moves up one line @.
The lowest line © identifies the newly started
l ap time.
Displaying split time or inserting a
pause
Split time is indicated by a star.
Fi g. 22 D isplay: Showing a split t ime
It is possible to recall split times for spec ific
stretches. If you wo uld like to insert a pause
during a lap, you can stop the time recording.
Displaying split time or inserting a pause
.. Press on the lower section of the rocker
switch to
display the split time @. While
the split time marked with a star is being
disp layed, the time recording continues to
run in the background .
.. Press the lower section of the rocker switch
again to
insert a pause . Timing is interrupt·
ed, the star in the last row disappears .
Resuming timing
.. Press the upper section of the rocker switch
to resume timing from the split time or pause display.
Switching the display between the lap
timer and trip computer
You can retrieve info rmation from the t rip
computer while the lap timer stopwatch is
runn ing.
Selecting the trip computer
.. Press the I RESET I button briefly to display
the trip computer . You can now operate the
trip computer as usual.
Selecting the lap timer
.. Press the I RESET I button until the lap timer
¢page 27, fig. 18 appears .
Page 31 of 236

Evaluating times, ending or resetting
timing
LAP 5
+ 45:12.9
59:08.B
0 51 :10.B
F ig. 23 D isplay: Fastest and slowest lap time a nd aver ·
age t ime
After evaluating the lap times, you can reset
the lap timer data or contin ue recording addi
tional laps
c:::> page 29.
Endin g timing
~ To end the last lap, p ress the upper sec tion
of the rocker switch as you f inish the lap .
The new lap time wi ll not be included in the
final evaluation.
E valuating times
~ Press the !RESET I button for approximately
two seconds. The most important lap re
su lts appear in the display .
Resetting timing
~ Press the ! RESE T I button in the tota l results
display
c:::> fig. 23 for at least two seconds to
rese t all the lap time r data to ze ro.
Tot al lap time re sults
The following information appears in the dis
play
c:::> fig . 23:
+ the fastest lap time
the slowest lap time
0 the average lap time
(D Tips
- Saved lap times cannot be ind ividually
deleted from t he total resu lts.
- In add ition to the total resu lts
c:::> fig. 23,
on ly the last two lap times c:::> page 28,
fig. 21
can be displayed in the lap t imer.
Dr iver in formation system 29
- T he saved lap ti mer va lues will not be
Lost after turning the ignition off.
- Lap timer recording can be continued at
a later point in time
c:::> page 29.
- All va lues in the lap timer are deleted
only when reset is deliberately se lected.
Resuming timing at a later time
After evaluating the lap times, there is the op·
tion to resume and continue timing at a later
time .
~ Press the I RESET ! button until the lap t imer
~ page 29, fig . 23 appears.
~ Press the upper section of the rocker switch
to record the new Lap time.
~ Repeat the procedure for recording addi
tional laps as described above
c:::> page 28,
Recording additional lap times .
Evaluating
th e total res ults ~
page 29, Evaluating
times, ending or resetting timing.
Speed warning system
Speed warning system
The speed warning system helps you to keep
your driving speed below a set speed limit.
Fi g. 24 Display: Speed wa rning
The speed warn ing system warns the driver if
he exceeds a p reviously stored max imum
speed . A warning tone wi ll sound as soon as
the vehi cle speed exceeds the set speed by
about 3 mph (3 km/h). A t the same time, a
warning symbol appea rs in the disp lay
~ fig. 24.
The speed warn ing system has two w arn ing
thr eshol ds that f unction independe ntly of ..,.
Page 32 of 236

30 Driver in formation sy ste m
each other and that have somewhat different
purposes:
Spee d warn ing 1 lDl/lOl ( Canada models )
You can use speed warning 1 to set the maxi
m um speed w hile you are driv ing. This sett ing
will remain in effe ct until you turn off the igni
tion, assuming that you have not changed or reset the setting .
The speed warning symbo l
(alllDl (Canada
models) in the warning 1 display appea rs
when you exceed the maxim um speed. It goes
out when the speed falls be low the stored
maximum speed.
The speed wa rning symbo l w ill also go out if
the speed
exceeds the stored maximum speed
by more than about 25 mph (40 km/h) for at
least 10 seconds. The stored maximum speed
is deleted.
Setting speed warning 1
c:>page 30.
Speed warning 2 lCl/EOl (Canada m odels )
Storing warning 2 is recommended if you al
ways
want to be remi nded of a certa in speed,
for example when you a re traveling i n a cou n
try that has a general maximum speed limit,
or if you do not want to exceed a specified
speed for winter tires.
The speed wa rning 2 symbol,
1a1;[i] (Canada
models) appears in the disp lay when you ex
ceed the stored speed limit . Unlike warn ing 1,
it will not go out unti l the vehicle speed drops
be low the stored speed limit.
Sett ing speed warning 2
c:> page 30 .
({) Tips
Even tho ugh you r vehicle is equipped with
a speed w arning sys tem, you should s till
watch the speedomete r to make sure you
are not driving faster tha n the speed limit.
Speed warning 1: setting a speed limit
Warning threshold 1 is set by the button .
Fig. 25 Sect ion of instrument cluster: Set/Check but
ton
Storing the ma ximum speed
.,. Drive at the desired maximum speed.
.,. Press the knob button
c:> fig. 25 until the
symbo l
c:> page 29, fig. 24 appears.
Resett ing the maximum spe ed
.,. Drive the vehicle at a speed of at leas t
3 mph (5 km/h)
.,._ Press the knob for more than 2 seconds.
T he speed wa rn ing symbol
ID] (USA models)/
f•j (Canada models) wi ll appear briefly in the
display when you release the button to indi
cate that the maxim um speed has been stored
s uccessfully . The max imum speed remains
stored until it is changed by pressing the but
ton aga in briefly or unt il it is de leted by a
leng thy push on the button .
Speed warning 2: setting a speed limit
Switches in the wiper arm are used to operate
warning threshold 2.
----- @
Fig. 26 Contro ls