Dodge Sprinter 2006 Manual page 871

VA
ea ch cir cu it a n d iden t ify t h e cir cu it t h a t is t h e sou r ce
of t h e h igh -a m per a ge IOD. If t h e a m per a ge r ea din g
r em a in s h igh a ft er r em ovin g a n d r epla cin g ea ch fu se
a n d cir cu it br ea ker, discon n ect t h e wir e h a r n ess fr om
t h e gen er a t or. If t h e a m per a ge r ea din g n ow becom es
ver y low or n on exist en t , r efer t o Ch a r gin g Syst em for
t h e pr oper ch a r gin g syst em dia gn osis a n d t est in g
pr ocedu r es. Aft er t h e h igh -a m per a ge IOD h a s been
cor r ect ed, swit ch t h e m u lt i-m et er t o pr ogr essively
lower a m per a ge sca les a n d, if n ecessa r y, r epea t t h e
fu se a n d cir cu it br ea ker r em ove-a n d-r epla ce pr ocess
t o iden t ify a n d cor r ect a ll sou r ces of excessive IOD. It
is n ow sa fe t o select t h e lowest m illia m per e sca le of
t h e m u lt i-m et er t o ch eck t h e low-a m per a ge IOD.
CAUTION: Do not open any doors, or turn on any
electrical accessories with the lowest milliampere
scale selected, or the multi-meter may be damaged.
(6) Obser ve t h e m u lt i-m et er r ea din g. Th e low-a m -
per a ge IOD sh ou ld n ot exceed t h ir t y-five m illia m -
per es (0.035 a m per e). If t h e cu r r en t dr a w exceeds
t h ir t y-five m illia m per es, isola t e ea ch cir cu it u sin g t h e
fu se a n d cir cu it br ea ker r em ove-a n d-r epla ce pr ocess
in St ep 5. Th e m u lt i-m et er r ea din g will dr op t o
wit h in t h e a ccept a ble lim it wh en t h e sou r ce of t h e
excessive cu r r en t dr a w is discon n ect ed. Repa ir t h is
cir cu it a s r equ ir ed; wh et h er a wir in g sh or t , in cor r ect
swit ch a dju st m en t , or a com pon en t fa ilu r e is a t fa u lt .
STANDARD PROCEDURE - USING MICRO 420
BA TTERY TESTER
Fig. 6 Micro 420 Battery Tester
Alwa ys u se t h e Micr o 420 In st r u ct ion Ma n u a l t h a t
wa s su pplied wit h t h e t est er a s a r efer en ce. If t h e
In st r u ct ion Ma n u a l is n ot a va ila ble t h e followin g pr o-
cedu r e ca n be u sed:
WARNING: ALWAYS WEAR APPROPRIATE EYE
PROTECTION AND USE EXTREME CAUTION WHEN
WORKING WITH BATTERIES.
BA TTERY TESTING
(1) If t est in g t h e ba t t er y OUT-OF -VE H ICLE , clea n
t h e ba t t er y t er m in a ls wit h a wir e br u sh befor e t est -
in g. If t h e ba t t er y is equ ipped wit h side post t er m i-
n a ls, in st a ll a n d t igh t en t h e su pplied lea d t er m in a l
st u d a da pt er s. Do n ot u se st eel bolt s. F a ilu r e t o pr op-
er ly in st a ll t h e st u d a da pt er s, or u sin g st u d a da pt er s
t h a t a r e dir t y or wor n -ou t m a y r esu lt in fa lse t est
r ea din gs.
(2) If t est in g t h e ba t t er y IN-TH E -VE H ICLE , m a ke
cer t a in a ll of t h e veh icle a ccessor y loa ds a r e OF F,
in clu din g t h e ign it ion . Th e p re fe rre d te s t p o s itio n
is a t th e ba tte ry te rm in a l. If t h e ba t t er y is n ot
a ccessible, you m a y t est u sin g bot h t h e posit ive a n d
n ega t ive ju m per post s. Select TE STING AT J UMP E R
P OST wh en con n ect in g t o t h a t loca t ion .
(3) Con n ect t h e t est er (F ig. 6) t o t h e ba t t er y or
ju m per post s, t h e r ed cla m p t o posit ive (+) a n d t h e
bla ck cla m p t o n ega t ive (–).
NOTE: Multiple batteries connected in parallel must
have the ground cable disconnected to perform a
battery test. Failure to disconnect may result in
false battery test readings.
(4) Usin g t h e ARROW key select in or o u t of veh i-
cle t est in g a n d pr ess E NTE R t o m a ke a select ion .
(5) If n ot select ed, ch oose t h e Cold Cr a n kin g Am p
(CCA) ba t t er y r a t in g. Or select t h e a ppr opr ia t e ba t -
t er y r a t in g for you r a r ea (see m en u ). Th e t est er will
t h en r u n it s self pr ogr a m m ed t est of t h e ba t t er y a n d
displa y t h e r esu lt s. Refer t o t h e t est r esu lt t a ble
n ot ed below.
CAUTION: If REPLACE BATTERY is the result of the
test, this may mean a poor connection between the
vehicle's cables and battery exists. After discon-
necting the vehicle's battery cables from the bat-
tery, retest the battery using the OUT-OF-VEHICLE
test before replacing.
(6) Wh ile viewin g t h e ba t t er y t est r esu lt , pr ess t h e
CODE bu t t on a n d t h e t est er will pr om pt you for t h e
la st 4 digit s of t h e VIN. Use t h e UP /DOWN a r r ow
bu t t on s t o scr oll t o t h e cor r ect ch a r a ct er ; t h en pr ess
E NTE R t o select a n d m ove t o t h e n ext digit . Th en
pr ess t h e E NTE R bu t t on t o view t h e SE RVICE
CODE . P r essin g t h e CODE bu t t on a secon d t im e will
r et u r n you t o t h e t est r esu lt s.
BA TTERY SYSTEM 8F - 11