Monitoring The Advanced Airbag 5Ystem - Audi TT 2012 Owner's Manual

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The PASSENGER AIR BAG OFF light must
come on and stay on if the ignition is on and
- a car bed has been installed on the front
seat, or
- a rearward-facing child restraint has been
installed on the front passenger seat, or
- a forward-facing child restraint has been in-
stalled on the front passenger seat, or
~
The PASSENGER AIR BAG OFF light should
NOT come on when the ignition is on and an
adult is sitting in a proper seating position on
the front passenger seat. Ifthe PASSENGER
AIR BAG OFF light comes on and stays on or
flashes for about 5 seconds while driving, un-
der these circumstances, make sure that:
- the adult on the front passenger seat is
properly seated on the center of the seat
cushion with his or her back up against the
backrest and the backrest is not reclined
c')
page
94,
Proper occupant seating posi-
tions,
- the adult is not ta king weight off the seat by
holding on to the passenger assist handle
above the front passenger door or support-
ing their weight on the armrest,
- the safety belt is being properly worn and
that there is not a lot of slack in the safety
belt webbing,
- accessory seat covers or eushions or other
things that may cause an incorrect reading
or impression on the weight-sensing mat
under the upholstery of the seat have been
removed from the front passenger seat,
~
Airbag
system
1
If the PASSENGER AIR BAG OFF light still
does not come on and does not stay on con-
tinuously (when the ignition is switched on),
-take the child restraint off the front passen-
ger seat and install it properly at one of the
rear seat positions. Have the airbag system
inspected by your Audi dealer immediately.
- move the child to a rear seat position and
make sure that the child is properly restrain-
ed in a child restraint that is appropriate for
its size and age.
- make sure that the safety belt tension sen-
sor is not blocked. Shake the safety belt
latch on the front passenger seat back and
forth;
- If a strap or tether is being used to tie the
child safety seat to the front passenger
seat, make sure that it is not
50
tight that it
causes the weight-sensing mat to measure
more weight than is actually on the seat.
- reactivate the system by turning the ignition
off and then turning it on again;
- remove and reinstall the child restraint.
Make sure that the child restraint is properly
installed and that the safety belt for the
front passenger seat has been correctly
routed around the child restraint as descri-
bed in the child restraint manufacturer's in-
structions;
- make sure that the convertible locking fea-
ture on the safety belt for the front passen-
ger seat has been activated and that the
safety belt has been pu lied tight. The belt
must not be loose or have loops of slack
50
that the sensor below the safety belt latch
on the seat can do its job
c')
page
143.
- make sure that things that may increase the
weight of the child and child safety seat are
not being transported on the front passen-
ger seat;
----
_ the weight registered on the front passen-
ger seat is equal to or less than the com-
bin ed weight of a typicall year-old restrain-
ed in one ofthe rear-facing orforward-fac-
ing infant restraints listed in Federal Motor
Vehicle Safety Standard 208 with which the
Advanced Airbag System in your vehicle was
certified.
If the front passenger seat is not occupied,
the front airbag will not deploy, and the PAS-
SENGER AIR BAG OFF light will stay on. Nev-
er install a rearward-facing child restraint on
the front passenger seat, the safest place for
a child in any kind of child restraint is at one
of the seating positions on the rear seat
q page
113,
Child restraints on the front seat
_ some important things to know
and
qpage 133, Child Safety.
If the PASSENGER AIR BAG OFF light cames
on when one of the conditions listed above is
met, be sure to check the light regularly to
make certain that the PASSENGER AIR BAG
OFF light stays on continuously whenever the
ignition is on. If the PASSENGER AIR BAG
OFF light does not appear and not stay on all
the time, stop as soon as it is safe to do
50
and
The PASSENGER AIR BAG OFF light is located
in the center of the instrument panel
c')fig.115.
The PASSENGER AIR BAG OFF light will come
on and stay on to tell you when the front Ad-
vanced Airbag on the passenger side has been
turned off by the electronic control unit. Each
time you turn on the ignition, the PASSEN-
GER AIR BAG OFF light will flash for a few
seconds and:
Fig. 115 Section from the instrument panel: PASSEN-
GER AIR BAG OFF light
It is possible that the airbag will inflate
when it is not supposed to, or will not in-
fla te when it shou ld.
- Have the airbag system inspected imme-
diately by your Audi dealer.
PASSENGER AIR BAG OFF Iight
- will stay on if the front passenger seat is not
occupied,
..-.
- will stay on if there is a sQ1all child or child
restraint on the front passenger seat,
- will go out if the front passenger seat is oc-
eupied by an adult as registered by the
weight-sensing mat.
~ Airbag monitoring indicator Iight
Two separate indicators monitor the function
of the Advonced Airbag System: the oirbag
monitoring indicator Iight and the
PASSEN-
GER AIR BAG OFF
Iight.
- If the residue should get into your eyes,
flush them with water.
Monitoring the
Advanced Airbag
System
&.
WARNING
An airbag system that is not functioning
properly cannot provide supplemental pro-
tection in a frontal crash.
- If the airbag indicator light comes on, it
means that there may be something
wrong with the Advanced Airbag System.
The Advanced Airbag System (including the
electronic control unit, sensor circuits and sys-
tem wiring) is monitored continuously to
make sure that it is functioning properly
whenever the ignition is on. Each time you
turn on the ignition, the airbag monitoring in-
dicator light
1
will come on for a few seconds
(self diagnostics).
The system must be inspected when the
indicator Iight
1:
- does not come on when the ignition is
switched on,
- does not go out a few seconds after you
have switched on the ignition, or
- comes on while driving.
If an airbag system malfunction is detected
the indicator light will first start flashing to'
catch the driver's attention and then stay on
continuously to serve as a constant reminder
to have the system inspected immediately.
If a malfunction oceurs that turns the front
airbag on the passenger side off, the PASSEN-
GER AIR BAG OFF light will come on and stay
on whenever the ignition is on.

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