P0073-Ambient Temp Sensor High - Chrysler Sebring 2005 Service Manual

S y m p to m :
P 0073-AMB IEN T TEMP S EN S OR HIGH
Wh e n Mo n ito re d a n d S e t Co n d itio n :
P 0073-AMB IEN T TEMP S EN S OR HIGH
Wh en Mon it or ed: Th e ign it ion key on .
Set Con dit ion : Th e Am bien t Tem per a t u r e Sen sor volt a ge is gr ea t er t h a n 4.94 volt s. On e
Tr ip F a u lt .
AMBIE NT AIR TE MP E RATURE SE NSOR VOLTAGE ABOVE 4.8 VOLTS
(K25) AAT SIGNAL CIRCUIT SH ORTE D TO BATTE RY VOLTAGE
AMBIE NT AIR TE MP E RATURE SE NSOR INTE RNAL FAILURE
(K25) AAT SIGNAL CIRCUIT OP E N
(K4) SE NSOR GROUND CIRCUIT OP E N
P CM
TES T
1 Ign it ion on , en gin e n ot r u n n in g.
Wit h t h e DRBIII , r ea d t h e Am bien t Air Tem per a t u r e Sen sor volt a ge.
Is t h e volt a ge a bove 4.8 volt s?
Yes
No
2 Tu r n t h e ign it ion off.
Discon n ect t h e Am bien t Air Tem per a t u r e Sen sor h a r n ess con n ect or.
Ign it ion on , en gin e n ot r u n n in g.
Mea su r e t h e volt a ge of t h e (K25) AAT Sign a l cir cu it in t h e Am bien t Air Tem per a t u r e
Sen sor h a r n ess con n ect or.
Is t h e volt a ge a bove 5.2 volt s?
Yes
No
P OS S IB LE CAU S ES
ACTION
→ Go To 2
→ Refer t o t h e INTE RMITTE NT CONDITION sym pt om in t h e
Dr ivea bilit y ca t egor y.
P er for m P OWE RTRAIN VE RIF ICATION TE ST VE R - 5.
→ Repa ir t h e sh or t t o ba t t er y volt a ge in t h e (K25) AAT Sign a l
cir cu it .
P er for m P OWE RTRAIN VE RIF ICATION TE ST VE R - 5.
→ Go To 3
DRI V EABI LI T Y - N GC
53
AP P LICAB ILITY
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