Toyota Celica 1993 AT200 series Repair Manual page 292

A X - 1 3
AUTOMATIC TRANSAXLE _ TROUBLESHOOTING
* : R e f a r t o A 1 4 0 E A u t o m a t i c T r a n s a x l e R e p a i r M a n u a l . ( P u b . N o . R M 2 4 8 E )
Problem Possible cause Romody
Pagc
N o l o c k - u p i n 2 n d ,
3 r d o r O / D
E l e c t r o n i c c o n t r o l f a u l t y
V a l v e b o d y t a u l t y
S o l e n o i d v a l v e l a u l t y
T r a n s a x l e t a u l t y
I n s p e c t e l e c t r o n i c c o n t r o l
I n s p e c t v a l v e b o d y
l n s p e c t s o l e n o i d v a l v e
D isassemble and inspect trsn-
s a x l e
AX.23
*
A X . 3 1
t
H a r s h d o w n - s h i f t
Throttle cable out of adjustment
T h r o t t l e c a b l e a n d c a m l a u l t y
A c c u m u l a t o r p i s t o n s f a u l t y
V a l v e b o d y f a u l t y
T r s n s a x l e f a u l t y
Adjust throttle cable
I n s p e c t t h r o t t l e c a b l e B n d c a m
I n s p e c t a c c u m u l s t o r p i s t o n s
Inspect valve body
D i s a s s e m b l e a n d i n s p a c t t r s n -
s a x l e
A X - , 1 5
A X . 1 5
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*
*
N o d o w n - s h i f t w h e n
c o a s t i n g
Valve body faulty
S o l e n o i d v s l v e t a u l t y
Electronic control faulty
Inspect valv€ body
I n s p e c t s o l e n o i d v a l v e
Inspect electronic control
A X . 3 1
AX.23
D o w n - s h i l t o c c u r s
t o o q u i c k l y o r t o o
l a t e w h i l e c o a s t i n g
Thrott!e cable faulty
V a l v e b o d y f a u l t y
T r a n s a x l e f a u l t y
S o l e n o i d v a l v e l a u l t y
E l e c t r o n i c c o n t r o l f a u l t y
I n s p e c t t h r o t t l e c a b l e
lnspect valve body
D i s a s s e m b l € a n d i n s p € c t t r a n -
saxt€
Inspect solenoid valve
Inspect €lectronic control
A X . 1 5
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*
AX.31
AX.23
N o O / D - 3 , 3 - 2 o r 2 - 1
k i c k - d o w n
S o l € n o i d v a l v e l a u l t y
E l e c t r o n i c c o n t r o l J a u l t y
V s l v s b o d y f a u l t y
T h r o t t l e c a b l e o u l o f a d j u s t m e n t
I n s p e c t s o l e n o i d v a l v €
Inspect el€ctronic control
I n s p € c t v a l v e b o d y
Adjust throttle cable
AX.31
4X.23
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A X - 1 5
No engine braking in
2 or L range
S o l e n o i d v s l v e f a u l t y
E l e c t r o n i c c o n t r o l f a u l t y
V a l v e b o d y f a u l t y
T r a n s a x l e f a u l t y
lnspect solenoid valve
Inspect electronic control
Inspect valve body
D i s a s s e m b l e 8 n d i n s p e c t t r s n -
s a x i e
A X . 3 1
AX-23
*
t
Vehicle does not hold
in P range
Shift cable out of adjustment
P a r k i n g l o c k p a w l a n d s p r i n g f a u l t y
A d j u s t s h i f t c a b l e
I n s p e c t c a m a n d s p r i n g
A X . 1 5
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