Monitoring The Advanced Airbag System - Audi A4 2013 Owner's Manual

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156
Airbag
sy stem
Monitoring
the
Advanced
Airbag
System
Airbag monitoring
indicator light
Two separate indicators monitor the function
of the Advanced Airbag System: the airbag
monitoring indicator light and the
PASSEN-
GER AIR BAG
OFF
light.
The Advanced Airbag System (including the
e lectronic control unit, sensor circuits and sys-
tem wiring) is monitored continuously to
make sure that it is functioning properly
whenever the ignit ion is on. Each t ime you
turn on the ignition, the
rl
airbag monitoring
indicator light will come on for a few seconds
(self diagnostics) .
The system mu st be inspected when the
(I
indicator light :
- does not come on when the ignit ion is
switched on,
- does not go out a few seconds after you
have switched on the ignition, or
- comes on wh ile d riving .
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 se rve as a constant reminder
to have the system inspected immediately .
If a malfunction occurs that turns the front
a irbag on the passenger side off, the
PASSEN-
GER AIR BAG
OFF light will come on and stay
on whenever the ignition is on.
A
WARNING
An airbag system that is not func ti oning
properly cannot provide supplemen t al pro-
tect ion in a frontal crash .
- If t he airbag indica t or light¢ page 20
comes when the vehicle is be ing used,
have the system inspected immediate ly
by you r aut horized Aud i dea le r. It is pos-
sible that the a irbag will inflate when it
is not supposed to, or w ill not inflate
when it should.
PASSENGER AIR BAG
OFF
l ight
Fig. 156
Sect ion fro m the instrument panel: PASSEN -
GER AIR BAG OFF lig ht
The
PASSENGER AIR BAG
OFF light is located
in the center of the instrument pane l
¢fig. 156 .
The
PASSENGER AIR BAG OFF
light will come
on and stay on to tell you when the front Ad-
vanced Airbag o n the passenge r s ide has been
tu rned off by t he electronic contro l unit. Each
t ime you turn on the ignition, the
PASSEN-
GER AIR BAG OFF
light will flash for a few
seconds and:
- will stay on if the front passenger seat is not
occupied,
- will stay on if there is a small ch ild or child
restraint on the front passenger seat,
-w ill go out if t he front passenge r seat is oc-
cupied by an adult as registered by t he
weight -sensing mat .
The
PASSENGER AIR BAG OFF light mu st
come on and sta y on
if the igni ti on 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, o r
- a forward-fac ing ch ild restra int has been in-
stalled on the front passenger seat, or
- the weight reg istered on the front passen-
ger seat is equal to or less than the com-
b ined weight of a typical 1 year-old restra in-
ed in one of the rear-facing or forwa rd-fac-
ing infant restra ints listed in Federal Motor
Vehicle Safety Standard 208 wit h which the
Advanced Airbag System in you r vehicle was
cert ified.
II>-

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