Honda Accord 2008 Manual page 1111

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DTC Troubleshooting
DTC P0705: Short in Transmission Range
Switch Circuit (Multiple Shift-position Input)
N O T E :
• B e f o r e y o u t r o u b l e s h o o t , r e c o r d a l l f r e e z e d a t a a n d
a n y o n - b o a r d s n a p s h o t w i t h t h e H D S , a n d r e v i e w
G e n e r a l T r o u b l e s h o o t i n g I n f o r m a t i o n (see p a g e 1 4 - 4 ) .
• T h i s c o d e is c a u s e d b y a n e l e c t r i c a l c i r c u i t p r o b l e m
a n d c a n n o t b e c a u s e d b y a m e c h a n i c a l p r o b l e m i n t h e
t r a n s m i s s i o n .
1. T u r n t h e i g n i t i o n s w i t c h t o O N (II).
2. C l e a r t h e D T C w i t h t h e H D S .
3. S t a r t t h e e n g i n e .
4. W i t h t h e b r a k e p e d a l p r e s s e d , m o v e t h e s h i f t l e v e r
t h r o u g h a l l p o s i t i o n s . S t o p f o r a t l e a s t 1 s e c o n d i n
e a c h p o s i t i o n .
5. M o n i t o r t h e O B D S T A T U S f o r P 0 7 0 5 i n t h e D T C s
M E N U w i t h t h e H D S .
Does
the HDS
indicate
FAILED?
Y E S - G o t o s t e p 6.
N O — I f t h e H D S i n d i c a t e s P A S S E D , i n t e r m i t t e n t
f a i l u r e , t h e s y s t e m is O K at t h i s t i m e . C h e c k f o r a n
i n t e r m i t t e n t s h o r t i n t h e w i r e b e t w e e n t h e
t r a n s m i s s i o n r a n g e s w i t c h a n d t h e P C M . If t h e H D S
i n d i c a t e s N O T C O M P L E T E D , g o t o s t e p 3.
6. T u r n t h e i g n i t i o n s w i t c h t o L O C K (0).
7 . D i s c o n n e c t t h e t r a n s m i s s i o n r a n g e s w i t c h
c o n n e c t o r .
8. T u r n t h e i g n i t i o n s w i t c h t o O N (II).
9. C h e c k t h e A T P P , A T P R , A T P N , A T P D , A T P D 3 , A T P 2 ,
A T P F W D , a n d A T P R V S i n p u t s w i t h t h e H D S i n t h e
A / T D a t a L i s t .
Are
there
any
ON-inputs?
Y E S — R e p a i r s h o r t i n t h e O N - i n p u t c i r c u i t :
• A T P P c i r c u i t : b e t w e e n P C M c o n n e c t o r t e r m i n a l
A 1 6 a n d t r a n s m i s s i o n r a n g e s w i t c h c o n n e c t o r
t e r m i n a l N o . 7 .
• A T P R c i r c u i t : b e t w e e n P C M c o n n e c t o r t e r m i n a l
C 2 5 a n d t r a n s m i s s i o n r a n g e s w i t c h c o n n e c t o r
t e r m i n a l N o . 8 .
• A T P N c i r c u i t : b e t w e e n P C M c o n n e c t o r t e r m i n a l
C 2 6 a n d t r a n s m i s s i o n r a n g e s w i t c h c o n n e c t o r
t e r m i n a l N o . 3.
• A T P D c i r c u i t : b e t w e e n P C M c o n n e c t o r t e r m i n a l
C 1 7 a n d t r a n s m i s s i o n r a n g e s w i t c h c o n n e c t o r
t e r m i n a l N o . 9.
• A T P D 3 c i r c u i t : b e t w e e n P C M c o n n e c t o r t e r m i n a l
C 4 6 a n d t r a n s m i s s i o n r a n g e s w i t c h c o n n e c t o r
t e r m i n a l N o . 4 .
• A T P 2 1 c i r c u i t : b e t w e e n P C M c o n n e c t o r t e r m i n a l
C 3 5 a n d t r a n s m i s s i o n r a n g e s w i t c h c o n n e c t o r
t e r m i n a l N o . 10.
• A T P F W D c i r c u i t : b e t w e e n P C M c o n n e c t o r
t e r m i n a l C 1 8 a n d t r a n s m i s s i o n r a n g e s w i t c h
c o n n e c t o r t e r m i n a l N o . 5.
• A T P R V S c i r c u i t : b e t w e e n P C M c o n n e c t o r
t e r m i n a l C 1 9 a n d t r a n s m i s s i o n r a n g e s w i t c h
c o n n e c t o r t e r m i n a l N o . 2 .
G o t o s t e p 12 a f t e r r e p a i r i n g t h e c i r c u i t .
N O — G o t o s t e p 1 0 .
10. T u r n t h e i g n i t i o n s w i t c h t o L O C K (0).
1 1 . I n s p e c t t h e t r a n s m i s s i o n r a n g e s w i t c h ( s e e p a g e
1 4 - 2 6 5 ) .
Is the transmission
range
switch
OK?
Y E S — C o n n e c t t h e t r a n s m i s s i o n r a n g e s w i t c h
c o n n e c t o r , t h e n g o t o s t e p 16.
N O — R e p l a c e t h e t r a n s m i s s i o n r a n g e s w i t c h
( s e e p a g e 1 4 - 2 6 6 ) , t h e n g o t o s t e p 1 2 .
( c o n t ' d )
14-89

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