Honda Accord 2008 Manual page 658

V6
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PGM-FI System
DLC Circuit Troubleshooting (cont'd)
1 1 . 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 2 . 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), a n d w a t c h t h e
i m m o b i l i z e r i n d i c a t o r .
Does
the immobilizer
indicator
stay
on or
flash?
Y E S — G o t o t h e i m m o b i l i z e r s y s t e m ' s
t r o u b l e s h o o t i n g , r e f e r t o t h e 2 0 0 8 - 2 0 0 9 A c c o r d
S e r v i c e M a n u a l ( s e e p a g e 2 2 - 3 8 8 ) . •
N O — G o t o s t e p 15.
1 3 . D o t h e g a u g e s e l f - d i a g n o s t i c f u n c t i o n ( s e e p a g e
2 2 - 6 8 ) .
1 4 . C h e c k t h e g a u g e d i s p l a y .
Is Error
2
indicated?
Y E S — C h e c k f o r B - C A N s y s t e m D T C s , r e f e r t o t h e
2 0 0 8 - 2 0 0 9 A c c o r d S e r v i c e M a n u a l ( s e e p a g e
2 2 - 1 2 5 ) . •
N O — G o t o s t e p 15.
1 5 . 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 6 . D i s c o n n e c t t h e H D S f r o m t h e D L C .
17. C h e c k f o r c o n t i n u i t y b e t w e e n D L C t e r m i n a l N o . 7
a n d b o d y g r o u n d .
D A T A L I N K C O N N E C T O R ( D L C )
K L I N E ( L T B L U )
\
/ /
4 5 6 7
/ I
\ 9
/ /
12
/
14
/
1 6 /
(Q
T e r m i n a l s i d e o f f e m a l e t e r m i n a l s
Is there
continuity?
Y E S — G o t o s t e p 1 8 .
N O — G o t o s t e p 19.
1 8 . C o n t i n u e t o c h e c k f o r c o n t i n u i t y b e t w e e n D L C
t e r m i n a l N o . 7 a n d b o d y g r o u n d , w h i l e
d i s c o n n e c t i n g t h e s e c o n n e c t o r s , o n e a t a t i m e :
• S R S u n i t c o n n e c t o r A (39P)
• V S A m o d u l a t o r - c o n t r o l u n i t 3 6 P c o n n e c t o r
• T P M S c o n t r o l u n i t 2 0 P c o n n e c t o r
• I m m o b i l i z e r - k e y l e s s c o n t r o l u n i t 7 P c o n n e c t o r
• A u d i o u n i t c o n n e c t o r A (24P)
• D r i v e r ' s u n d e r - d a s h f u s e / r e l a y b o x c o n n e c t o r Q
(20P)
Does
continuity
go away
when
one of the
above
connectors
is
disconnected?
Y E S — R e p l a c e t h e p a r t t h a t c a u s e d c o n t i n u i t y g o
a w a y w h e n it w a s d i s c o n n e c t e d . •
N O — R e p a i r s h o r t i n t h e w i r e b e t w e e n t h e D L C
( K - l i n e ) a n d t h e V S A m o d u l a t o r - c o n t r o l u n i t , t h e
S R S u n i t , t h e T P M S c o n t r o l u n i t , t h e i m m o b i l i z e r -
k e y l e s s c o n t r o l u n i t , t h e a u d i o u n i t , o r t h e d r i v e r ' s
u n d e r - d a s h f u s e / r e l a y
box.M
11-260

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