Airb a g syste m
Airbag System for the front passenger seat from
doing its job in a crash.
The front Advanced Airbag System con sists
of th e follo wing :
- Crash sensors in the front of the vehicle that
measure vehicle acceleration/deceleration to
provide information to the Advanced Airbag
System about the severity of the crash.
- An electronic control unit, with integrated
crash sensors for front and side impacts. The
control unit "decides" whether to fire the front
airbags based on the information received from
the crash sensors . The control unit also "de -
cides" whether the safety belt pretens ioners
shou ld be activated .
- An Advanced Airbag with gas generator and
contro l valve for the driver ins ide the steer ing
whee l hub.
- An Advanced Airbag with gas generator and
contro l valve inside the instrument pane l for
the front passenger.
- A capacitive passenger detect ion system under-
neath t he front passenger seat cover. This sys-
tem measures the elect rical capac ita nce of the
person in the seat. The info rmation registe red
is sent continuous ly to the e lectronic control
unit to regulate deployment of the front Ad-
vanced Airbag on the passenger side .
- An airbag monitoring system and indicator
light in the instrument cluster
Q page 154 .
- A sensor in each front seat registers the dis -
tance between the respective seat and the
steering wheel or instrument pane l. The infor -
mation reg istered is sent continuously to the
electronic control un it to regulate deployment
of the front Advanced Airbags .
- The
PASSENGER AIR BAG OFF light comes on
and stays on in the center of the instrument
panel Q page 154, fig . 154 and tells you when
the front Advanced Airbag on the passenger
side has been turned off .
- A sensor in the safety belt latch for the driver
and for the front seat passenge r that senses
whethe r t hat safety belt is latched or not and
t ransm its t his info rmat ion to t he electronic
contro l unit.
150
_&. WARNING
Damage to the front passenger seat can pre-
vent the front airbag from work ing properly.
- Improper repair or disassembly of the front
passenger and driver seat will prevent the
Advanced Airbag System from function ing
properly.
- Repairs to the front passenger seat must be
performed by qualified and properly t rained
wo rkshop personne l.
- Never remove the front passenger or driver
seat from the vehicle .
- Never remove the upholstery from the front
passenger seat.
- Never d isassemble or remove parts from the
seat or disconnect wires from it.
- Never carry sharp objects in your pockets or
put them on the seat. The capacit ive pas-
senger detect ion mat in the front passenger
seat will not function properly if it is punc-
tured.
- Never carry things on your lap or carry ob-
jects on the front passenger seat. Such ob-
jects can influence the capacitance regis-
tered by the capaci t ive passenger d etection
system, so that incorrect informat ion is pro-
vided to the airbag control unit.
- Never store it ems under the front passenger
seat. Parts of the Advanced Airbag System
under the passenger seat could be dam-
aged, preventing them and the airbag sys-
tem from working proper ly.
- Never place seat covers or replacement up-
holstery that have not been specifically ap-
proved by Audi on the front seats.
- Seat covers can prevent the Advanced Air-
bag System from recognizing child re-
straints or occupants on the front passenger
seat and prevent the side airbag in the seat
backrest from deploying properly.
- If a seat heater has been retrofitted or oth-
erwise added to the front passenger seat,
never install any child res t ra int system on
this seat.
- Never use cushions, pillows, blankets, or
sim ilar items on the front passenge r seat.
The additional laye rs prevent the capac it ive
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