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To per for m t h e Qu ick Lea r n pr ocedu r e, t h e fol-
lowin g con dit ion s m u st be m et .
– It is im per a t ive t h a t t h e veh icle be sh ift ed in t o
OD wit h t h e en gin e r u n n in g a n d t h e oil level
set t o t h e cor r ect level. Th is st ep will pu r ge t h e
a ir in t h e clu t ch cir cu it s t o pr even t er r on eou s
clu t ch volu m e va lu es, wh ich cou ld ca u se poor
in it ia l sh ift qu a lit y.
– P la ce t h e select or lever in n eu t r a l.
– Th e br a kes m u st be a pplied.
– Th e en gin e m u st be idlin g.
– Th e t h r ot t le a n gle (TP sen sor ) m u st be less
t h a n 3 degr ees.
– Th e sh ift lever posit ion m u st st a y in n eu t r a l
u n t il pr om pt ed t o sh ift in t o OD.
– Th e sh ift lever m u st st a y in OD a ft er t h e " Sh ift
t o Over dr ive " pr om pt u n t il t h e DRBIII # in di-
ca t es t h e pr ocedu r e is com plet e.
– Th e oil t em per a t u r e m u st be bet ween 15 C
(60°) a n d 93 C (200° F ).
NOTE: The above conditions must be
maintained during the procedure to keep the
procedure from being aborted.
Th e Qu ick Lea r n pr ocedu r e is per for m ed wit h t h e
DRBIII # by select in g " Tr a n sm ission " syst em t h en
" Miscella n eou s " fu n ct ion s, t h en " Qu ick Lea r n " . F ol-
low t h e pr ocedu r e in st r u ct ion s displa yed on t h e
DRBIII
# .
3.3.7 CLUTCH VOLUMES
Th e o ry o f Op e ra tio n : Th e volu m es of t h e t r a n s-
m ission flu id n eeded t o a pply t h e fr ict ion elem en t s
a r e con t in u ou sly m on it or ed a n d lea r n ed for a da p-
t ive con t r ols. As t h e clu t ch fr ict ion m a t er ia l wea r s,
t h e volu m e of flu id n eeded t o a pply t h e clu t ch
in cr ea ses. Th e followin g a r e t ypica l clu t ch volu m es,
t h e clu t ch es m a y be da m a ged if t h e volu m es a r e
gr ea t er or less t h a n t h e specified below:
Th e LR clu t ch volu m e is u pda t ed wh en doin g a 2-1
or 3-1 coa st down sh ift . Th e t r a n sm ission t em per a -
t u r e m u st be bet ween 21-49 C (70-120° F ). Th e
clu t ch volu m e sh ou ld be bet ween 35 a n d 83.
Th e 2/4 clu t ch volu m e is u pda t ed wh en doin g a 1-2
sh ift . Th e t r a n sm ission t em per a t u r e m u st be a bove
43 C (110° F ). Th e clu t ch volu m e sh ou ld be bet ween
20 a n d 77.
Th e OD clu t ch volu m e is u pda t ed wh en doin g a 2-3
sh ift . Th e t r a n sm ission t em per a t u r e m u st be a bove
43 C (110° F ). Th e clu t ch volu m e sh ou ld be bet ween
40 a n d 150.
Th e UD clu t ch volu m e is u pda t ed wh en doin g a 4-3
or 4-2 sh ift . Th e t r a n sm ission t em per a t u r e m u st be
a bove 43 C (110° F ). Th e clu t ch volu m e sh ou ld be
bet ween 24 a n d 70.
Tra n s m is s io n Effe c ts : Th ese CVIs t h a t a r e ou t of
r a n ge a r e u su a lly set wit h ot h er DTC’s, wh ich
in dica t es a n in t er n a l t r a n sm ission pr oblem .
P o s s ible Ca u s e s :
> Clu t ch pa ck clea r a n ce ou t of spec
> Sn a p r in g ou t of posit ion or br oken
> Br oken r et u r n spr in g
> H ydr a u lic lea k in t o clu t ch cir cu it wit h n ea r-zer o
volu m e
3.3.8 EATX DTC EVENT DATA
E ATX DTC E VE NT DATA ca n be u sed a s a
dia gn ost ic a id wh en exper ien cin g E lect r on ic Tr a n s-
m ission s wit h in t er m it t en t pr oblem s. Wh en a Dia g-
n ost ic Tr ou ble Code (DTC) is set , t h e veh icles t r a n s-
m ission in pu t s a r e st or ed in t h e con t r oller m em or y
a n d a r e r et r ieva ble wit h t h e DRBIII
# . Th is in for-
m a t ion ca n be h elpfu l wh en a DTC ca n n ot be
du plica t ed.
Th e E ATX DTC E VE NT DATA is loca t ed in t h e
DRBIII
#
, u n der t h e Tr a n sm ission syst em m en u , in
t h e su b-scr een Miscella n eou s. It is a good pr a ct ice
t o docu m en t t h e E ATX DTC E VE NT DATA befor e
begin n in g a n y dia gn ost ic or ser vice pr ocedu r e.
A t h or ou gh u n der st a n din g of h ow t h e t r a n sm is-
sion wor ks is ben eficia l in or der t o in t er pr et t h e
da t a cor r ect ly. Th ese skills a r e n ecessa r y in or der t o
a void a n in cor r ect dia gn osis.
A MASTE RTE CH video a n d r efer en ce book wa s
pr odu ced in J a n u a r y 2002 t h a t expla in s m a n y of
t h e fea t u r es of t h e E ATX DTC E VE NT DATA wit h
sever a l exa m ples on h ow t o in t er pr et t h e in for m a -
t ion a n d su ggest ed t r a in in g m a t er ia l t o h elp u n der-
st a n d a ll t h e specifics.
E ATX DTC E VE NT DATA ca n on ly be er a sed by:
1. Discon n ect in g t h e ba t t er y.
2. P er for m in g a DRBIII
# QUICK LE ARN pr oce-
du r e.
3. Repr ogr a m m in g t h e NGC/E ATX con t r oller.
E r a sin g Tr a n sm ission DTCs does n ot clea r t h e
E ATX DTC E VE NT DATA.
3.3.9 ELECTRONIC PINION FACTOR (IF
APPLICABLE)
Th e t r a n sm ission ou t pu t speed sign a l su pplies
dist a n ce pu lses t o t h e con t r ol m odu le, wh ich a r e
u sed t o ca lcu la t e speed a n d m ilea ge. A pin ion fa ct or
is st or ed in t h e con t r ol m odu le in or der t o pr ovide
t h e a ppr opr ia t e dist a n ce pu lses for ot h er veh icle
syst em s. Th e pin ion fa ct or is pr ogr a m m ed in t o t h e
con t r ol m odu le a t t h e a ssem bly pla n t .
Usin g t h e followin g st eps, t h e pin ion fa ct or ca n be
ch ecked a n d/or r eset u sin g t h e DRBIII # :
4
GEN ERAL I N FORM AT I ON