Dodge 2006 Sprinter, Manual

Page: 427 / 2315

ser vice m a n u a l. F ollowin g t h ese pr ocedu r es is ver y
im por t a n t t o t h e sa fet y of t h e in dividu a ls per for m -
in g t h e dia gn ost ic t est s.
4.2.2 VEHICLE PREPARATION FOR
TESTING
Ma ke su r e t h e veh icle bein g t est ed h a s a fu lly
ch a r ged ba t t er y. If it does n ot , fa lse dia gn ost ic codes
or er r or m essa ges m a y occu r.
4.2.3 SERVICING SUB-ASSEMBLIES
Som e com pon en t s of t h e power t r a in syst em a r e
in t en ded t o be ser viced a s a n a ssem bly on ly. At -
t em pt in g t o r em ove or r epa ir cer t a in syst em su b-
com pon en t s m a y r esu lt in per son a l in ju r y a n d/or
im pr oper syst em oper a t ion . On ly t h ose com pon en t s
wit h a ppr oved r epa ir a n d in st a lla t ion pr ocedu r es in
t h e ser vice m a n u a l sh ou ld be ser viced.
4.2.4 DRBIII ! SAFETY INFORMATION
WARNING: EXCEEDING THE LIMITS OF THE
DRBIII
! MULTIMETER IS DANGEROUS. IT
CAN EXPOSE YOU TO SERIOUS OR
POSSIBLE FATAL INJURY. CAREFULLY
READ AND UNDERSTAND THE CAUTIONS
AND SPECIFICATION LIMITS.
F ollow t h e veh icle m a n u fa ct u r er ’s ser vice specifi-
ca t ion s a t a ll t im es.
– Do n ot u se t h e DRBIII
"
if it h a s been da m -
a ged.
– Do n ot u se t h e t est lea ds if t h e in su la t ion is
da m a ged or if m et a l is exposed.
– To a void elect r ica l sh ock, do n ot t ou ch t h e t est
lea ds, t ip or t h e cir cu it bein g t est ed.
– Ch oose t h e pr oper r a n ge a n d fu n ct ion for t h e
m ea su r em en t . Do n ot t r y volt a ge or cu r r en t
m ea su r em en t s t h a t m a y exceed t h e r a t ed ca -
pa cit y.
– Do n ot exceed t h e lim it s sh own in t h e t a ble
below:
F U N CTION IN P U T LIMIT
Volt s 0–500 pea k volt s AC
0–500 volt s DC
Oh m s (Resist a n ce)* 0–1.12 m ega oh m s
F r equ en cy Mea su r e
F r equ en cy Gen er a t ed 0–10 kH z
Tem per a t u r e –58 – +1100°F
–50 – +600°C
* Oh m s ca n n ot be m ea su r ed if volt a ge is pr esen t .
Oh m s ca n be m ea su r ed on ly on a n on -power ed
cir cu it .
– Volt a ge bet ween a n y t er m in a l a n d gr ou n d
m u st n ot exceed 500v DC or 500v pea k AC.
– Use ca u t ion wh en m ea su r in g volt a ge a bove
25v DC or 25v AC.
– Th e cir cu it bein g t est ed m u st be pr ot ect ed by a
10 a m p fu se or cir cu it br ea ker.
– Use t h e low cu r r en t sh u n t t o m ea su r e cir cu it s
u p t o 10 a m ps. Use t h e h igh cu r r en t sh u n t t o
m ea su r e cir cu it s exceedin g 10 a m ps.
– Wh en t est in g for t h e pr esen ce of volt a ge or
cu r r en t , m a ke su r e t h e m et er is fu n ct ion in g
cor r ect ly. Ta ke a r ea din g of a kn own volt a ge or
cu r r en t befor e a ccept in g a zer o r ea din g.
– Wh en m ea su r in g cu r r en t , con n ect t h e m et er in
ser ies wit h t h e loa d.
– Discon n ect t h e live t est lea d befor e discon n ect -
in g t h e com m on t est lea d.
4.3 WARNINGS AND CAUTIONS
4.3.1 ROAD TEST WARNINGS
Som e com pla in t s will r equ ir e a t est dr ive a s pa r t
of t h e r epa ir ver ifica t ion pr ocedu r e. Th e pu r pose of
t h e t est dr ive is t o t r y t o du plica t e t h e dia gn ost ic
code or sym pt om con dit ion .
CAUTION: Before road testing a vehicle, be
sure that all components are reassembled.
During the test drive, do not hang the DRBIII
!
from the rear view mirror. Do not attempt to
read the DRBIII
! while driving. Have an
assistant available to operate the DRBIII ! .
4.3.2 VEHICLE DAMAGE CAUTIONS
Befor e discon n ect in g a n y con t r ol m odu le, m a ke
su r e t h e ign it ion is off. F a ilu r e t o do so cou ld
da m a ge t h e m odu le. Wh en t est in g volt a ge or cir cu it
in t egr it y a t a n y con t r ol m odu le, u se t h e t er m in a l
side (n ot t h e wir e en d) of t h e h a r n ess con n ect or. Do
n ot pr obe t h r ou gh t h e in su la t ion ; t h is will da m a ge
it a n d even t u a lly ca u se it t o fa il beca u se of cor r o-
sion .
Be ca r efu l wh en per for m in g elect r ica l t est so a s t o
pr even t a cciden t a l sh or t in g of t er m in a ls. Su ch a
m ist a ke ca n da m a ge fu ses or com pon en t s. Also, a
secon d code cou ld be set , m a kin g dia gn osis of t h e
or igin a l pr oblem m or e difficu lt .
5 .0 REQU I RED T OOLS AN D
EQU I PM EN T
DRBIII " (dia gn ost ic r ea d-ou t box) sca n t ool
va cu u m ga u ge
a m m et er
9
GEN ERAL I N FORM AT I ON