Chrysler 2005 Sebring, Service Manual, Page: 6 / 3204

1 .0 I N T RODU CT I ON
NGC CONTROLLER
F or 2005 m odel yea r, J R veh icles will in t egr a t e
t h e Tr a n sm ission Con t r ol Modu le a n d P ower t r a in
Con t r ol Modu le in t o a sin gle con t r ol m odu le. Th is
n ew m odu le is t h e Next Gen er a t ion Con t r oller for
Da im ler Ch r ysler a n d will be r efer r ed t o a s t h e
P ower t r a in Con t r ol Modu le (P CM).
Som e of t h e ch a n ges you will see a r e sever a l n ew
Dia gn ost ics Tr ou ble Codes a n d su ppor t in g dia gn os-
t ic pr ocedu r es wh ich r eflect t h e n ew com bin ed m od-
u le t ech n ology. Th e P CM will h a ve fou r color coded
con n ect or s, C1 t h r ou gh C4, (C1-BLK, C2-GRAY, C3-
WH ITE , C4-GRE E N), ea ch P CM con n ect or will h a ve
38 pin s. Two n ew t ools a r e u sed for pr obin g a n d
r epa ir in g t h e n ew P CM con n ect or s. Miller t ool
#3638, a n d Miller t ool #8815. Miller t ool #3638 is
design ed t o r elea se t h e pin s fr om t h e P CM h a r n ess
con n ect or s. You m u st u se t h e Miller t ool #3638 t o
r elea se t h e h a r n ess con n ect or t er m in a ls or h a r n ess
con n ect or or t er m in a l da m a ge will occu r. Miller t ool
#8815 wa s design ed for pr obin g t h e P CM h a r n ess
con n ect or s. You m u st u se Miller t ool #8815 for pr ob-
in g t h e P CM t er m in a ls or da m a ge t o t h e t er m in a l
will occu r r esu lt in g in a poor t er m in a l t o pin con n ec-
t ion . Th er e a r e a lso n ew Ver ifica t ion t est s a n d m od-
u le r epla cem en t pr ocedu r es for t h e n ew P CM.
Th e pr ocedu r es con t a in ed in t h is m a n u a l in clu de
a ll of t h e specifica t ion s, in st r u ct ion s, a n d gr a ph ics
n eeded t o dia gn ose,
*40/41TE (E ATX) E lect r on ic Au t om a t ic Tr a n sm is-
sion pr oblem s
*40/41TE (NGC) E lect r on ic Au t om a t ic Tr a n sm is-
sion pr oblem s
Th e dia gn ost ics in t h is m a n u a l a r e ba sed on t h e
fa ilu r e con dit ion or sym pt om bein g pr esen t a t t h e
t im e of dia gn osis.
Wh en r epa ir s a r e r equ ir ed, r efer t o t h e a ppr opr i-
a t e volu m e of t h e ser vice m a n u a l for t h e pr oper
r em ova l a n d r epa ir pr ocedu r e.
Dia gn ost ic pr ocedu r es ch a n ge ever y yea r. New
dia gn ost ic syst em s m a y be a dded a n d/or ca r r yover
syst em s m a y be en h a n ced. RE AD TH IS MANUAL
BE F ORE TRYING TO DIAGNOSE A VE H ICLE
TROUBLE CODE . It is r ecom m en ded t h a t you
r eview t h e en t ir e m a n u a l t o becom e fa m ilia r wit h
a ll n ew a n d ch a n ged dia gn ost ic pr ocedu r es.
Th is book r eflect s m a n y su ggest ed ch a n ges fr om
r ea der s of pa st issu es. Aft er u sin g t h is book, if you
h a ve a n y com m en t s or r ecom m en da t ion s, plea se fill
ou t t h e for m a t t h e ba ck of t h e book a n d m a il it ba ck
t o u s.
1.1 SYSTEM COVERAGE
Th e dia gn ost ic pr ocedu r e m a n u a l cover s a ll 2005
J R veh icles equ ipped wit h a 40/41TE t r a n sa xle.
1.2 SIX -STEP TROUBLESHOOTING
PROCEDURE
Dia gn osis of t h e 40/41TE E lect r on ic t r a n sa xle is
don e in six ba sic st eps:
ver ifica t ion of com pla in t
ver ifica t ion of a n y r ela t ed sym pt om s
sym pt om a n a lysis
pr oblem isola t ion
r epa ir of isola t ed pr oblem
ver ifica t ion of pr oper oper a t ion
2 .0 I DEN T I FI CAT I ON OF
SY ST EM
Th e 40/41TE Tr a n sm ission fa m ily ca n be iden t i-
fied t h r ou gh a visu a l in spect ion . Con fir m t h e pr e-
sen se of a Solen oid/P r essu r e Swit ch Assem bly,
Tr a n sm ission Ra n ge Sen sor, In pu t Speed Sen sor
a n d Ou t pu t Speed Sen sor a ll loca t ed on t h e sa m e
side of t h e t r a n sm ission ca se. Refer t o t h e Ser vice
In for m a t ion for t r a n sm ission ID t a g descr ipt ion s.
3 .0 SY ST EM DESCRI PT I ON AN D
FU N CT I ON AL OPERAT I ON
3.1 GENERAL DESCRIPTION
Th e 40/41TE elect r on ic t r a n sa xle is a con ven -
t ion a l t r a n sa xle in t h a t it u ses h ydr a u lica lly a p-
plied clu t ch es t o sh ift a pla n et a r y gea r t r a in . H ow-
ever, t h e elect r on ic con t r ol syst em r epla ces m a n y of
t h e m ech a n ica l a n d h ydr a u lic com pon en t s u sed in
con ven t ion a l t r a n sm ission va lve bodies.
3.2 FUNCTIONAL OPERATION
Th e 40/41TE elect r on ic t r a n sa xle h a s a fu lly
a da pt ive con t r ol syst em . Th e syst em per for m s it s
fu n ct ion s ba sed on con t in u ou s r ea l-t im e sen sor
feedba ck in for m a t ion . Th e con t r ol syst em a u t om a t -
ica lly a da pt s t o ch a n ges in en gin e per for m a n ce a n d
fr ict ion elem en t va r ia t ion s t o pr ovide con sist en t
sh ift qu a lit y. Th e con t r ol syst em en su r es t h a t clu t ch
oper a t ion du r in g u psh ift in g a n d down sh ift in g is
m or e r espon sive wit h ou t in cr ea sed h a r sh n ess.
1
GEN ERAL I N FORM AT I ON