Audi Q7 361 - Seat Belt Tensioners and Airbag Deactivation

Driv er se at belt tensi o n e r ign i ter 1 - N153
Fr ont passenger se at b e lt tensioner igniter 1 - N154
T h e fr ont seats o f the A u di Q7 is eq uipped with the
pr oven compact tensio ner s . T h e belt tensioners
wor k a cco rding t o the " b al l gear" pr in ci pl e (no t USA )
a nd a r e trig g e r e d electric a l ly by the airb a g contr o l
unit. Duri ng a cr a s h, the belt tensio ners a r e
activated bef o r e the fr ont airbags. T o pr eve n t
e x cessive load s t o the occupan t s, the belt r eels ar e
eq uipped with belt f o rce limiters. Above a specified
lo ad level, th ese f orc e l i m i ters sla c k e n the bel t ,
a ll o wi ng the occupa nt t o mo ve f o r w ar ds i n t o the
al r ea d y de pl o y e d ai rba g .
I n the event of a side impa ct w i th side a i rbag
trig gering, the r e levant belt tensioner is al so
trig ger e d. In the event o f a r e ar impact, the belt
tensioners ar e also activated, depending on the
seve rity of the impac t .
Seat belt
361 _ 053
K e y oper ated switc h t o deactiva te fr ont pas s enger side airbag E224
T h e key oper ate d switch t o de activate fr ont
pa sse nger airb ag E224 and the cor r e spo n ding fr ont
pa sse nger side airbag de activated warning lamp
K 145 (P ASSENGER AIRBA G OFF) ar e r e q u ir ed in
order t o deactivate the fr ont passenger airbag. An
illuminated fr ont p a ssenge r si de ai r b ag deac tiv a ted
warning lamp K145 (P ASSEN G ER AIRB A G OF F)
indic a tes t o th e occupants that the fr o n t passenger
a i r b ag i s deac tiva ted.
T h e contr o l unit unequivoc a lly r e cognises the
switch position by means of the ar r a ngement of
f o ur r e sist ors which ar e connected in- l in e, pair -wise.
I f the airb ag contr o l u n it detects a f a ulty key
oper ated switch , a f a ult me mory entry is made and
the fr ont pa ss enger side ai r b ag deac tiv a ted war n i ng
lamp K145 (P ASSEN G ER AIRB A G OF F) begins t o
fl a s h .
A i rb a g c o n t r o l un it
J23 4
361 _ 025
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