Dodge 2006 Sprinter, Manual

Page: 929 / 2315

clock r em a in s fu n ct ion a l r ega r dless of t h e ign it ion
swit ch posit ion .
Th e veh icle oper a t or ca n ch oose t o h a ve t h e
opt ion a l a m bien t t em per a t u r e in dica t or displa yed
in st ea d of t h e clock in for m a t ion , bu t t h e clock a n d
a m bien t t em per a t u r e in dica t or ca n n ot be displa yed
a t t h e sa m e t im e. Th e clock or a m bien t t em per a t u r e
in dica t or displa y opt ion is select ed u sin g t h e m u lt i-
fu n ct ion in dica t or clock swit ch on t h e in st r u m en t
clu st er cir cu it boa r d. Th is swit ch is a ct u a t ed m a n u -
a lly by depr essin g t h e clock swit ch pu sh bu t t on t h a t
ext en ds t h r ou gh t h e lower edge of t h e clu st er len s
below t h e left en d of t h e m u lt i-fu n ct ion in dica t or.
Act u a t in g t h is swit ch m om en t a r ily will t oggle t h e
displa y bet ween t h e clock a n d a m bien t t em per a t u r e
in dica t or m odes. Act u a t in g t h is swit ch t wice wit h in
a bou t on e secon d will ca u se t h e displa y t o t oggle, bu t
t h en a u t om a t ica lly r ever t t o t h e or igin a lly select ed
m ode a ft er a bou t t wen t y secon ds.
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, oper a t ion a n d
set t in g pr ocedu r es for t h e clock. F or pr oper t est in g of
t h e in st r u m en t clu st er cir cu it r y t h a t con t r ols t h e
clock fu n ct ion s, a dia gn ost ic sca n t ool is r equ ir ed.
Refer t o t h e a ppr opr ia t e dia gn ost ic in for m a t ion .
COOLAN T LOW I N DI CAT OR
DESCRIPTION
A coola n t low in dica t or is st a n da r d equ ipm en t on
a ll in st r u m en t clu st er s. Th e coola n t low in dica t or is
loca t ed n ea r t h e lower edge of t h e in st r u m en t clu st er,
t o t h e left of t h e m u lt i-fu n ct ion in dica t or displa y. Th e
coola n t low in dica t or con sist s of t h e In t er n a t ion a l
Con t r ol a n d Displa y Sym bol icon for “Low E n gin e
Coola n t ” im pr in t ed wit h in a r ect a n gu la r cu t ou t in
t h e opa qu e la yer of t h e in st r u m en t clu st er over la y.
Th e da r k ou t er la yer of t h e over la y pr even t s t h e in di-
ca t or fr om bein g clea r ly visible wh en it is n ot illu m i-
n a t ed. A r ed Ligh t E m it t in g Diode (LE D) beh in d t h e
cu t ou t in t h e opa qu e la yer of t h e over la y ca u ses t h e
icon t o a ppea r silh ou et t ed a ga in st a r ed field t h r ou gh
t h e t r a n slu cen t ou t er la yer of t h e over la y wh en t h e
in dica t or is illu m in a t ed fr om beh in d by t h e LE D,
wh ich is solder ed on t o t h e in st r u m en t clu st er elec-
t r on ic cir cu it boa r d. Th e coola n t low in dica t or is ser-
viced a s a u n it wit h t h e in st r u m en t clu st er.
OPERATION
Th e coola n t low in dica t or gives a n in dica t ion t o t h e
veh icle oper a t or wh en t h e en gin e coola n t level is low.
Th is in dica t or is con t r olled by a t r a n sist or on t h e
in st r u m en t clu st er cir cu it boa r d ba sed u pon clu st er
pr ogr a m m in g a n d a h a r d wir ed in pu t r eceived by t h e
clu st er fr om t h e en gin e coola n t level swit ch . Th e cool-
a n t low in dica t or Ligh t E m it t in g Diode (LE D) is com -
plet ely con t r olled by t h e in st r u m en t clu st er logic
cir cu it , a n d t h a t logic will on ly a llow t h is in dica t or t o
oper a t e wh en t h e in st r u m en t clu st er det ect s t h a t t h e
ign it ion swit ch is in t h e On posit ion . Th er efor e, t h e
LE D will a lwa ys be off wh en t h e ign it ion swit ch is in
a n y posit ion except On . Th e LE D on ly illu m in a t es
wh en it is pr ovided a pa t h t o gr ou n d by t h e in st r u -
m en t clu st er t r a n sist or. Th e in st r u m en t clu st er will
t u r n on t h e coola n t low in dica t or for t h e followin g
r ea son s:
•
B u lb Te s t - E a ch t im e t h e ign it ion swit ch is
t u r n ed t o t h e On posit ion t h e coola n t low in dica t or is
illu m in a t ed for a bou t t wo secon ds a s a bu lb t est .
•
En g in e Co o la n t Le v e l S w itc h In p u t - E a ch
t im e t h e clu st er det ect s a n a ppr opr ia t e in pu t on t h e
low coola n t flu id level sen se cir cu it (en gin e coola n t
level swit ch r esist a n ce low = en gin e coola n t level low)
wh ile t h e ign it ion swit ch is in t h e On posit ion , t h e
coola n t low in dica t or will be illu m in a t ed. Th e in dica -
t or r em a in s illu m in a t ed u n t il t h e low coola n t flu id
level sen se in pu t t o t h e clu st er ch a n ges (en gin e cool-
a n t level swit ch r esist a n ce h igh = en gin e coola n t
level fu ll), or u n t il t h e ign it ion swit ch is t u r n ed t o
t h e Off posit ion , wh ich ever occu r s fir st . Th e en gin e
coola n t level swit ch a lso fea t u r es a dia gn ost ic r esis-
t or con n ect ed in pa r a llel bet ween t h e swit ch in pu t
a n d ou t pu t t o pr ovide t h e clu st er wit h ver ifica t ion
t h a t t h e low coola n t flu id level sen se cir cu it is n ot
open or sh or t ed.
Th e en gin e coola n t level swit ch in t egr a l t o t h e cool-
a n t bot t le pr ovides a h a r d wir ed in pu t t o t h e in st r u -
m en t clu st er cir cu it r y t h r ou gh t h e low coola n t flu id
level sen se cir cu it . Th e en gin e coola n t level swit ch
a n d t h e low coola n t flu id level sen se cir cu it t o t h e
in st r u m en t clu st er ca n be dia gn osed u sin g con ven -
t ion a l dia gn ost ic t ools a n d m et h ods. F or pr oper dia g-
n osis of t h e in st r u m en t clu st er cir cu it r y t h a t con t r ols
t h e coola n t low in dica t or, a dia gn ost ic sca n t ool is
r equ ir ed. Refer t o t h e a ppr opr ia t e dia gn ost ic in for-
m a t ion .
EN GI N E T EM PERAT U RE
GAU GE
DESCRIPTION
An en gin e coola n t t em per a t u r e ga u ge is st a n da r d
equ ipm en t on a ll in st r u m en t clu st er s. Th e en gin e
coola n t t em per a t u r e ga u ge is loca t ed in t h e u pper
r igh t cor n er of t h e in st r u m en t clu st er, t o t h e r igh t of
t h e speedom et er. Th e en gin e coola n t t em per a t u r e
ga u ge con sist s of a m ova ble ga u ge n eedle or poin t er
con t r olled by t h e in st r u m en t clu st er cir cu it r y a n d a
fixed 45 degr ee sca le on t h e clu st er over la y t h a t
r ea ds left -t o-r igh t fr om 120° C t o 40° C for Ca n a dia n
veh icles, or fr om 250° F t o 110° F for Un it ed St a t es
veh icles. An In t er n a t ion a l Con t r ol a n d Displa y Sym -
bol icon for “E n gin e Coola n t Tem per a t u r e” is loca t ed
VA INSTRUMENT CLUSTER 8J - 15