Honda Accord 2008 Manual page 622

PGM-FI System
DTC Troubleshooting (cont'd)
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).
6. J u m p t h e S C S l i n e w i t h t h e H D S .
7. D i s c o n n e c t t h e A / F s e n s o r ( S e n s o r 1) 8 P c o n n e c t o r .
8. D i s c o n n e c t P C M c o n n e c t o r B ( 4 9 P ) .
9 . 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 P C M c o n n e c t o r
t e r m i n a l B 1 5 ( B 2 4 ) * a n d b o d y g r o u n d .
P C M C O N N E C T O R B (49P)
VCENTB1 ( R E D )
22
1 4 0
| 41
iTTT
141
IS
S I
5
I
6 | 7
17118
32j33|34|35|36 37J38|39
8
| 9
110
|
V C E N T B 2
( R E D / W H T ) *
Terminal side of female terminals
Is there continuity?
Y E S — 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 P C M
( B 1 5 ( B 2 4 ) *) a n d t h e A / F s e n s o r ( S e n s o r 1), t h e n g o
t o s t e p 1 4 .
N O — G o t o s t e p 10.
10. R e c o n n e c t P C M c o n n e c t o r B (49P).
1 1 . S t a r t t h e e n g i n e . H o l d t h e e n g i n e s p e e d a t
3 , 0 0 0 r p m w i t h o u t l o a d ( i n P o r N ) u n t i l t h e r a d i a t o r
f a n c o m e s o n , t h e n l e t i t i d l e f o r 2 m i n u t e s .
12. M e a s u r e t h e v o l t a g e b e t w e e n A / F s e n s o r ( S e n s o r 1)
8 P c o n n e c t o r t e r m i n a l N o . 4 a n d b o d y g r o u n d .
A / F S E N S O R ( S E N S O R 1) 8P C O N N E C T O R
1
2 3
4
5
6
7
/
j
VCENTB1 ( R E D )
V C E N T B 2 ( R E D / W H T ) * ,
Wire side of female terminals
Is there about 0.2 V or less?
Y E S — G o t o s t e p 2 0 .
N O — G o t o s t e p 1 3 .
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