Chrysler Sebring 2005 Service Manual page 2999

*B LOWER MOTOR S P EED S IN CORRECT - MTC —
TES T
4 Tu r n t h e ign it ion off.
Discon n ect t h e A/C - H ea t er Con t r ol C2 h a r n ess con n ect or.
Tu r n t h e ign it ion on .
N OTE: Th e te s t lig h t m u s t illu m in a te brig h tly. Co m p a re th e brig h tn e s s to
th a t o f a d ire c t c o n n e c tio n to th e ba tte ry.
Usin g a 12-volt t est ligh t con n ect ed t o gr ou n d, ba ck pr obe ea ch of t h e Blower Mot or
Dr iver cir cu it s (ca vit ies 2, 3, 7, a n d 10) in t h e A/C - H ea t er Con t r ol C2 h a r n ess
con n ect or.
Does t h e t est ligh t illu m in a t e br igh t ly on ea ch cir cu it ?
Yes
No
5 Tu r n t h e ign it ion off.
Discon n ect t h e A/C - H ea t er Con t r ol C2 h a r n ess con n ect or.
Discon n ect t h e Blower Mot or Resist or Block h a r n ess con n ect or.
Mea su r e t h e volt a ge of ea ch of t h e Blower Mot or Dr iver cir cu it s (ca vit ies 2, 3, 7, a n d
10).
Is t h er e a n y volt a ge pr esen t ?
Yes
No
6 Tu r n t h e ign it ion off.
Discon n ect t h e A/C - H ea t er Con t r ol C2 h a r n ess con n ect or.
Discon n ect t h e Blower Mot or Resist or Block h a r n ess con n ect or.
Mea su r e t h e r esist a n ce bet ween t h e Low Blower Mot or Dr iver cir cu it a n d t h e M1,
M2, a n d H igh Blower Mot or Dr iver cir cu it s.
Mea su r e t h e r esist a n ce bet ween t h e M1 Blower Mot or Dr iver cir cu it a n d t h e M2 a n d
H igh Blower Mot or Dr iver cir cu it s.
Mea su r e t h e r esist a n ce bet ween t h e M2 Blower Mot or Dr iver cir cu it a n d t h e H igh
Blower Mot or Dr iver cir cu it .
Is t h e r esist a n ce below 10K oh m s bet ween a n y of t h e cir cu it s?
Yes
No
7 Tu r n t h e ign it ion off.
Tu r n t h e Blower swit ch t o t h e off posit ion .
Discon n ect t h e A/C - H ea t er Con t r ol C2 h a r n ess con n ect or.
Discon n ect t h e Blower Mot or Resist or Block h a r n ess con n ect or.
Mea su r e t h e r esist a n ce of ea ch Blower Mot or Dr iver cir cu it bet ween t h e Blower
Mot or Resist or Block h a r n ess con n ect or a n d t h e A/C - H ea t er Con t r ol C2 h a r n ess
con n ect or.
Is t h e r esist a n ce below 5.0 oh m s on ea ch of t h e cir cu it s?
Yes
No
ACTION
→ Go To 5
→ Go To 7
→ Repa ir t h e Blower Mot or Dr iver cir cu it (s) 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 6
→ Repa ir t h e sh or t ed Blower Mot or Dr iver cir cu it s.
P er for m BODY VE RIF ICATION TE ST - VE R 1.
→ Repla ce t h e A/C - H ea t er Con t r ol in a ccor da n ce wit h t h e Ser vice
In for m a t ion .
P er for m BODY VE RIF ICATION TE ST - VE R 1.
→ Repla ce t h e Blower Mot or Resist or Block in a ccor da n ce wit h t h e
Ser vice In for m a t ion .
P er for m BODY VE RIF ICATION TE ST - VE R 1.
→ Repa ir t h e Blower Mot or Dr iver cir cu it (s) for a n open .
P er for m BODY VE RIF ICATION TE ST - VE R 1.
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H EAT I N G & A/C
Co n tin u e d
AP P LICAB ILITY
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All
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