Honda Accord 2008 Manual page 503

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7. R e p l a c e t h e A / F s e n s o r ( S e n s o r 1) ( s e e p a g e
1 1 - 2 7 5 ) .
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. R e s e t t h e E C M / P C M w i t h t h e H D S .
10. D o t h e E C M / P C M i d l e l e a r n p r o c e d u r e ( s e e p a g e
1 1 - 3 8 5 ) .
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 ( A / T i n P o r N , M / T i n
n e u t r a l ) 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 it
i d l e .
1 2 . T e s t - d r i v e u n d e r t h e s e c o n d i t i o n s :
• E n g i n e c o o l a n t t e m p e r a t u r e ( E C T S E N S O R 1)
a b o v e 1 5 8 ° F ( 7 0 °C)
• A / T i n D, M / T i n 5 t h
• E n g i n e s p e e d b e t w e e n 1 , 2 5 0 — 2 , 5 0 0 r p m
• D r i v e t h e v e h i c l e a t 2 5 m p h ( 4 0 k m / h ) o r l e s s f o r
5 m i n u t e s , t h e n d r i v e a t a s t e a d y s p e e d a b o u t
3 5 m p h (57 k m / h ) o r m o r e
1 3 . C h e c k f o r T e m p o r a r y D T C s o r D T C s w i t h t h e H D S .
Is DTC
P0133
and/or
P0153*
indicated?
Y E S — C h e c k f o r p o o r c o n n e c t i o n s o r l o o s e
t e r m i n a l s a t t h e A / F s e n s o r ( S e n s o r 1) a n d t h e E C M /
P C M , t h e n g o t o s t e p 1 .
N O — G o t o s t e p 1 4 .
1 4 . M o n i t o r t h e O B D S T A T U S f o r D T C P 0 1 3 3 a n d / o r
P 0 1 5 3 * 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 screen
indicate
PASSED?
Y E S — T r o u b l e s h o o t i n g is c o m p l e t e . If a n y o t h e r
T e m p o r a r y D T C s o r D T C s w e r e i n d i c a t e d i n s t e p 1 3 ,
g o t o t h e i n d i c a t e d D T C s t r o u b l e s h o o t i n g . •
N O — I f t h e s c r e e n i n d i c a t e s F A I L E D , c h e c k f o r p o o r
c o n n e c t i o n s o r l o o s e t e r m i n a l s a t t h e A / F s e n s o r
( S e n s o r 1) a n d t h e E C M / P C M , t h e n g o t o s t e p 1 . If
t h e s c r e e n i n d i c a t e s E X E C U T I N G , k e e p d r i v i n g u n t i l
a r e s u l t c o m e s o n . If t h e s c r e e n i n d i c a t e s O U T O F
C O N D I T I O N o r N O T C O M P L E T E D , g o t o s t e p 1 1 .
DTC P0134: Rear A/F Sensor (Bank 1,
Sensor 1) Heater System Malfunction
DTC P0154: Front A/F Sensor (Bank 2,
Sensor 1) Heater System Malfunction
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 , a n d r e v i e w t h e 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 ( s e e p a g e 1 1 - 3 ) .
• If D T C P 2 2 5 1 a n d / o r P 2 2 5 4 * is s t o r e d a t t h e s a m e t i m e
a s D T C P 0 1 3 4 a n d / o r P 0 1 5 4 % t r o u b l e s h o o t D T C P 2 2 5 1
a n d / o r P 2 2 5 4 * f i r s t , t h e n r e c h e c k f o r P 0 1 3 4 a n d / o r
P 0 1 5 4 * .
• I n f o r m a t i o n m a r k e d w i t h a n a s t e r i s k (*) a p p l i e s t o t h e
f r o n t b a n k ( B a n k 2 ) .
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 , a n d l e t it i d l e w i t h o u t l o a d ( A / T i n
P o r N , M / T i n n e u t r a l ) f o r a t l e a s t 1 m i n u t e .
4 . C h e c k f o r T e m p o r a r y D T C s o r D T C s w i t h t h e H D S .
Is DTC
P0134
and/or
P0154*
indicated?
Y E S — G o t o s t e p 5.
N O — 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 i s O K a t t h i s
t i m e . C h e c k f o r p o o r c o n n e c t i o n s o r l o o s e t e r m i n a l s
a t t h e A / F s e n s o r ( S e n s o r 1), t h e P G M - F I s u b r e l a y ,
a n d t h e E C M / P C M . •
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) 6 P c o n n e c t o r .
8. D i s c o n n e c t E C M / P C M c o n n e c t o r B ( 4 9 P ) .
( c o n t ' d )
11-105

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