Dodge Sprinter 2006 Manual page 862

8F - 2 BA TTERY SYSTEM
F or ba t t er y syst em m a in t en a n ce sch edu les a n d
ju m p st a r t in g pr ocedu r es, see t h e own er 's m a n u a l in
t h e veh icle glove box. Opt ion a lly, r efer t o t h e Lu br i-
ca t ion a n d Ma in t en a n ce sect ion of t h is m a n u a l for
t h e r ecom m en ded ba t t er y m a in t en a n ce sch edu les a n d
for t h e pr oper ba t t er y ju m p st a r t in g pr ocedu r e. Wh ile
ba t t er y ch a r gin g ca n be con sider ed a m a in t en a n ce
pr ocedu r e, t h e ba t t er y
r ela t ed in for m a t ion a r e loca t ed la t er in t h is sect ion of
t h is ser vice m a n u a l. Th is wa s don e beca u se t h e ba t -
t er y m u st be fu lly-ch a r ged befor e a n y ba t t er y syst em
dia gn osis or t est in g pr ocedu r es ca n be per for m ed.
OPERA TION
Th e ba t t er y syst em is design ed t o pr ovide a sa fe,
efficien t , r elia ble a n d m obile m ea n s of deliver in g a n d
st or in g elect r ica l en er gy. Th is elect r ica l en er gy is
r equ ir ed t o oper a t e t h e en gin e st a r t in g syst em , a s
well a s t o oper a t e m a n y of t h e ot h er veh icle a cces-
sor y syst em s for lim it ed du r a t ion s wh ile t h e en gin e
a n d/or t h e ch a r gin g syst em a r e n ot oper a t in g. Th e
ba t t er y syst em is a lso design ed t o pr ovide a r eser ve
of elect r ica l en er gy t o su pplem en t t h e ch a r gin g sys-
t em for sh or t du r a t ion s wh ile t h e en gin e is r u n n in g
a n d t h e elect r ica l cu r r en t dem a n ds of t h e veh icle
exceed t h e ou t pu t of t h e ch a r gin g syst em . In a ddit ion
t o deliver in g, a n d st or in g elect r ica l en er gy for t h e
veh icle, t h e ba t t er y syst em ser ves a s a ca pa cit or a n d
volt a ge st a bilizer for t h e veh icle elect r ica l syst em . It
a bsor bs m ost a bn or m a l or t r a n sien t volt a ges ca u sed
by t h e swit ch in g of a n y of t h e elect r ica l com pon en t s
or cir cu it s in t h e veh icle.
DIAGNOSIS AND TESTING - BA TTERY SYSTEM
Th e ba t t er y, st a r t in g, a n d ch a r gin g syst em s in t h e
veh icle oper a t e wit h on e a n ot h er a n d m u st be t est ed
a s a com plet e syst em . In or der for t h e en gin e t o st a r t
a n d t h e ba t t er y t o m a in t a in it s ch a r ge pr oper ly, a ll of
ch a r gin g pr ocedu r e
t h e com pon en t s t h a t a r e u sed in t h ese syst em s m u st
per for m wit h in specifica t ion s. It is im por t a n t t h a t
t h e ba t t er y, st a r t in g, a n d ch a r gin g syst em s be t h or-
ou gh ly t est ed a n d in spect ed a n y t im e a ba t t er y n eeds
t o be ch a r ged or r epla ced. Th e ca u se of a bn or m a l ba t -
t er y disch a r ge, over ch a r gin g or ea r ly ba t t er y fa ilu r e
m u st be dia gn osed a n d cor r ect ed befor e a ba t t er y is
a n d r epla ced a n d befor e a veh icle is r et u r n ed t o ser vice.
Th e ser vice in for m a t ion for t h ese syst em s h a s been
sepa r a t ed wit h in t h is ser vice m a n u a l t o m a ke it ea s-
ier t o loca t e t h e specific in for m a t ion you a r e seekin g.
H owever, wh en a t t em pt in g t o dia gn ose a n y of t h ese
syst em s, it is im por t a n t t h a t you keep t h eir in t er de-
pen den cy in m in d.
Th e dia gn ost ic pr ocedu r es u sed for t h e ba t t er y,
st a r t in g, a n d ch a r gin g syst em s in clu de t h e m ost
ba sic con ven t ion a l dia gn ost ic m et h ods, t o t h e m or e
soph ist ica t ed On -Boa r d Dia gn ost ics (OBD) bu ilt in t o
t h e P ower t r a in Con t r ol Modu le (P CM). Use of a n
in du ct ion -t ype m illia m per e a m m et er, a volt /oh m m e-
t er, a ba t t er y ch a r ger, a ca r bon pile r h eost a t (loa d
t est er ) a n d a 12-volt t est la m p m a y be r equ ir ed. All
OBD-sen sed syst em s a r e m on it or ed by t h e P CM.
E a ch m on it or ed cir cu it is a ssign ed a Dia gn ost ic Tr ou -
ble Code (DTC). Th e P CM will st or e a DTC in elec-
t r on ic m em or y for a n y fa ilu r e it det ect s. Refer t o
Ch a r gin g Syst em for t h e pr oper ch a r gin g syst em on -
boa r d dia gn ost ic t est pr ocedu r es.
MICRO 420 BA TTERY TESTER
Th e Micr o 420
design ed t o h elp t h e dea ler sh ip t ech n icia n s dia gn ose
t h e ca u se of a defect ive ba t t er y. F ollow t h e in st r u c-
t ion m a n u a l su pplied wit h t h e t est er t o pr oper ly
dia gn ose a veh icle. If t h e in st r u ct ion m a n u a l is n ot
a va ila ble r efer t o t h e st a n da r d pr ocedu r e in t h is sec-
t ion , wh ich in clu des t h e dir ect ion s for u sin g t h e
Micr o 420 ba t t er y t est er.
a u t om ot ive ba t t er y
VA
t est er is