Operation - Dodge Sprinter 2006 Manual

8O - 4 RESTRAINTS
a n d t o t h e su pplem en t a l r est r a in t syst em com po-
n en t s t h r ou gh t h e u se of a com bin a t ion of solder ed
splices, splice block con n ect or s, a n d m a n y differ en t
t ypes of wir e h a r n ess t er m in a l con n ect or s a n d in su -
la t or s. Refer t o t h e a ppr opr ia t e wir in g in for m a t ion .
Th e wir in g in for m a t ion in clu des wir in g dia gr a m s,
pr oper wir e a n d con n ect or r epa ir pr ocedu r es, fu r t h er
det a ils on wir e h a r n ess r ou t in g a n d r et en t ion , a s well
a s pin -ou t a n d loca t ion views for t h e va r iou s wir e
h a r n ess con n ect or s, splices a n d gr ou n ds.
OPERA TION
ACTIVE RESTRAINTS
Th e pr im a r y pa ssen ger r est r a in t s in t h is or a n y
ot h er veh icle a r e t h e st a n da r d equ ipm en t fa ct or y-in -
st a lled sea t belt s. Sea t belt s a r e r efer r ed t o a s a n
a ct ive r est r a in t beca u se t h e veh icle occu pa n t s a r e
r equ ir ed t o ph ysica lly fa st en a n d pr oper ly a dju st
t h ese r est r a in t s in or der t o ben efit fr om t h em . See
t h e own er 's m a n u a l in t h e veh icle glove box for m or e
in for m a t ion on t h e fea t u r es, u se a n d oper a t ion of a ll
of t h e fa ct or y-in st a lled a ct ive r est r a in t s.
PASSIVE RESTRAINTS
Th e pa ssive r est r a in t s a r e r efer r ed t o a s a su pple-
m en t a l r est r a in t syst em beca u se t h ey wer e design ed
a n d a r e in t en ded t o en h a n ce t h e pr ot ect ion for t h e
occu pa n t s of t h e veh icle o n ly wh en u sed in con ju n c-
t ion wit h t h e sea t belt s. Th ey a r e r efer r ed t o a s pa s-
sive r est r a in t s beca u se t h e veh icle occu pa n t s a r e n ot
r equ ir ed t o do a n yt h in g t o m a ke t h em oper a t e; h ow-
ever, t h e veh icle occu pa n t s m u st be wea r in g t h eir
sea t belt s in or der t o obt a in t h e m a xim u m sa fet y
ben efit fr om t h e fa ct or y-in st a lled
r est r a in t syst em .
Th e su pplem en t a l r est r a in t syst em elect r ica l cir-
cu it s a r e con t in u ou sly m on it or ed a n d con t r olled by a
m icr opr ocessor a n d soft wa r e con t a in ed wit h in t h e
Air ba g Con t r ol Modu le (ACM). An a ir ba g in dica t or in
t h e E lect r oMech a n ica l In st r u m en t Clu st er (E MIC)
illu m in a t es for a bou t fou r secon ds a s a bu lb t est ea ch
t im e t h e ign it ion swit ch is t u r n ed t o t h e On or St a r t
posit ion s. F ollowin g t h e bu lb t est , t h e a ir ba g in dica -
t or is t u r n ed on or off by t h e ACM t o in dica t e t h e
st a t u s of t h e su pplem en t a l r est r a in t syst em . If t h e
a ir ba g in dica t or com es on eit h er solid or fla sh in g a t
a n y t im e ot h er t h a n du r in g t h e bu lb t est , it in dica t es
t h a t t h er e is a pr oblem in t h e su pplem en t a l r est r a in t
syst em elect r ica l cir cu it s. Su ch a pr oblem m a y ca u se
a ir ba gs n ot t o deploy wh en r equ ir ed, or t o deploy
wh en n ot r equ ir ed.
Deploym en t of t h e
depen ds u pon t h e a n gle a n d sever it y of a n im pa ct .
Deploym en t is n ot ba sed u pon veh icle speed; r a t h er,
deploym en t is ba sed u pon t h e r a t e of deceler a t ion a s
m ea su r ed by t h e for ces of gr a vit y (G for ce) u pon t h e
im pa ct sen sor (s). Wh en a n im pa ct is sever e en ou gh ,
su pplem en t a l
su pplem en t a l r est r a in t s
t h e m icr opr ocessor in t h e ACM sign a ls t h e in fla t or of
t h e a ppr opr ia t e a ir ba g u n it s t o deploy t h eir a ir ba g
cu sh ion s. Th e fr on t sea t belt t en sion er s a r e pr ovided
wit h a deploym en t sign a l by t h e ACM in con ju n ct ion
wit h t h e dr iver a n d pa ssen ger a ir ba gs.
Du r in g a fr on t a l veh icle im pa ct , t h e kn ee blocker s
wor k in con cer t wit h pr oper ly fa st en ed a n d a dju st ed
sea t belt s t o r est r a in bot h t h e dr iver a n d t h e fr on t
sea t pa ssen ger in t h e pr oper posit ion for a n a ir ba g
deploym en t . Th e kn ee blocker s a lso a bsor b a n d dis-
t r ibu t e t h e cr a sh en er gy fr om t h e dr iver a n d t h e
fr on t sea t pa ssen ger t o t h e st r u ct u r e of t h e in st r u -
m en t pa n el. Th e sea t belt t en sion er s r em ove t h e
sla ck fr om t h e fr on t sea t belt s t o pr ovide fu r t h er
a ssu r a n ce t h a t t h e dr iver a n d fr on t sea t pa ssen ger
a r e pr oper ly posit ion ed a n d r est r a in ed for a n a ir ba g
deploym en t .
Typica lly, t h e veh icle occu pa n t s r eca ll m or e a bou t
t h e even t s pr ecedin g a n d followin g a collision t h a n
t h ey do of a n a ir ba g deploym en t it self. Th is is
beca u se t h e a ir ba g deploym en t a n d defla t ion occu r so
r a pidly. In a t ypica l 48 kilom et er-per-h ou r (30 m ile-
per-h ou r ) ba r r ier im pa ct , fr om t h e m om en t of im pa ct
u n t il t h e a ir ba gs a r e fu lly in fla t ed t a kes on ly a few
m illisecon ds. Wit h in on e t o t wo secon ds fr om t h e
m om en t of im pa ct , t h e a ir ba gs a r e a lm ost en t ir ely
defla t ed. Th e t im es cit ed for t h ese even t s a r e a ppr ox-
im a t ion s, wh ich a pply on ly t o a ba r r ier im pa ct a t t h e
given speed. Act u a l t im es will va r y som ewh a t ,
depen din g u pon t h e veh icle speed, im pa ct a n gle,
sever it y of t h e im pa ct , a n d t h e t ype of collision .
Wh en t h e ACM m on it or s a pr oblem in a n y of t h e
a ir ba g syst em cir cu it s or com pon en t s, in clu din g t h e
sea t belt t en sion er s, it st or es a fa u lt code or Dia gn os-
t ic Tr ou ble Code (DTC) in it s m em or y cir cu it a n d
sen ds a h a r d wir ed ou t pu t t o t h e E MIC t o t u r n on
t h e a ir ba g in dica t or. If t h e E MIC det ect s a pr oblem
in t h e a ir ba g in dica t or or a ir ba g in dica t or cir cu it , t h e
clu st er will fla sh t h e sea t belt in dica t or on a n d off.
P r oper t est in g of t h e su pplem en t a l r est r a in t syst em
com pon en t s a s well a s t h e r et r ieva l or er a su r e of a
DTC fr om t h e ACM r equ ir es t h e u se of a dia gn ost ic
sca n t ool. Refer t o t h e a ppr opr ia t e dia gn ost ic in for-
m a t ion .
See t h e own er 's m a n u a l in t h e veh icle glove box for
m or e in for m a t ion on t h e fea t u r es, u se a n d oper a t ion
of a ll of t h e fa ct or y-in st a lled pa ssive r est r a in t s.
VA