OBD port AUDI S8 2013 Owners Manual

20 Instruments and warning /indicator lights
the rear wheels could lock up first under
hard braking. Rear wheel lock-up can
cause loss of vehicle control and an acci­
dent . Have your vehicle repaired immedi­
ately by your authorized Audi dealer or a
qualified workshop . Dr ive slowly and
avo id sudden, hard brake applicat ions.
(0) Wo rn b rake pad s
liJ Brake pads!
If the warn ing l ight illuminates, immediately
contact your authorized Audi dealer or quali­
fied workshop to have all brake pads inspect­ ed. On USA models the warni ng light
liJ
comes on together with the warning light
1111 -Both sets of brake pads on an axle
must always be replaced at the same time .
A WARNING
Driving with bad brakes can cause a colli­
sion and serious personal injury .
- If the warning light
liJ and the warning
light
11111 ) with the message Brake
pads!
comes on in the instrument cluster
display, immediately contact your au­
thorized Aud i dealer or qualified work­
shop to have all brake pads checked or
replaced if necessary.
EPC Electronic powe r cont rol
This warning/indicator light monitors the
electronic power control .
The~ warn ing/ indicator light (Electronic
Power Control) illuminates when you switch
the ignition on as a function check .
(D Tips
If this warning/indicator light illuminates
while you are dr iving, then there is a mal­
function in the engine electron ics. Have
the malfunction corrected as soon as pos­
sible by your authorized Aud i dealer or
qualified repair facility.
l) - : USA mod els only
-
o Malfunction Ind icator Lamp (MIL )
The Ma lfunction Indicator Lamp (MIL) is pa rt
of the On-Board Dia gnostic (OBD II) system.
The symbo l
¢-ff lights up when the ignition is
switched on and will turn off after the engine
has started and has settled at a constant idle
speed. This indicates that the MIL is work ing
proper ly.
The warning light illuminates when there is a
malfunction in the engine electronic system.
Contact your authori zed Audi dea ler and have
the malfunction corrected.
An improperly closed fuel filler cap may also
cause the MIL light to illuminate
c:> page 230.
For more information c:> page 28.
!?) Engine speed lim itation
Applies to vehicles: wit h engine speed li mitatio n
lfl Engine speed maximum XXXX RPM
The eng ine speed is automatically limited to
the speed displayed in the driver information
system . This protects the engine from over ­
heating.
T he eng ine speed limitation deactivates once
the engine is no longer in the critical tempera­
ture range and you have re leased the accele ra­
tor pedal once.
If the engine speed limitation was activated
by an engine control malfunction, the indica ­
tor light~ also turns on . Make sure that the
speed does not go above the speed displayed .
Drive to your authorized Audi dealer immedi­
ately to have the malfunction corrected .
· ~ Engine oil level
Ill Add oil, max. x qt (l). You may cont inue
driving
When the symbol Ill and driver message ap­
pear, add the amount of oil appearing in the
display at the next opportunity
c:> page 238.