Ambient Temp Sensor Open/Short To Battery - Dodge Sprinter 2006 Manual

S y m p to m :
AMB IEN T TEMP S EN S OR OP EN /S HORT TO B ATTERY
AMBIE NT TE MP E RATURE SE NSOR SIGNAL (+) CIRCUIT SH ORT TO VOLTAGE
AMBIE NT TE MP E RATURE SE NSOR
AMBIE NT TE MP E RATURE SE NSOR SIGNAL RE TURN CIRCUIT OP E N
AMBIE NT TE MP E RATURE SE NSOR SIGNAL (+) CIRCUIT OP E N
INSTRUME NT CLUSTE R
TES T
1 Tu r n t h e ign it ion off.
Discon n ect t h e Am bien t Tem per a t u r e Sen sor h a r n ess con n ect or.
Discon n ect t h e In st r u m en t Clu st er C1 h a r n ess con n ect or.
Mea su r e t h e volt a ge bet ween t h e Am bien t Tem per a t u r e Sen sor Sign a l (+) cir cu it a n d
gr ou n d.
Is t h e volt a ge a bove 0.2 volt s?
Yes
No
2 Discon n ect t h e Am bien t Tem per a t u r e Sen sor h a r n ess con n ect or.
Con n ect a ju m per wir e bet ween t h e Am bien t Tem per a t u r e Sen sor Sign a l (+) a n d
Am bien t Tem per a t u r e Sen sor Sign a l Ret u r n cir cu it .
Tu r n t h e ign it ion on , wit h t h e DRBIII , r ea d DTCs.
Does t h e DRBIII displa y Am bien t Tem per a t u r e Sen sor Sh or t t o Gr ou n d?
Yes
No
3 Tu r n t h e ign it ion off.
Discon n ect t h e Am bien t Tem per a t u r e Sen sor h a r n ess con n ect or.
Discon n ect t h e In st r u m en t Clu st er C1 h a r n ess con n ect or.
Mea su r e t h e r esist a n ce of t h e Am bien t Tem per a t u r e Sen sor Sign a l Ret u r n cir cu it
bet ween t h e In st r u m en t Clu st er C1 h a r n ess con n ect or a n d t h e Am bien t Tem per a t u r e
Sen sor h a r n ess con n ect or.
Is t h e r esist a n ce a bove 10 oh m s?
Yes
No
P OS S IB LE CAU S ES
ACTION
→ Repa ir t h e Am bien t Tem per a t u r e Sen sor Sign a l (+) cir cu it for a
sh or t t o volt a ge.
P er for m BODY VE RIF ICATION TE ST - VE R 1.
→ Go To 2
→ Repla ce t h e Am bien t Tem per a t u r e Sen sor.
P er for m BODY VE RIF ICATION TE ST - VE R 1.
→ Go To 3
→ Repa ir t h e Am bien t Tem per a t u r e Sen sor Sign a l Ret u r n cir cu it for
a n open .
P er for m BODY VE RIF ICATION TE ST - VE R 1.
→ Go To 4
I N ST RU M EN T CLU ST ER
179
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