Honda Accord 2008 Manual page 437

E C M / P C M Inputs and Outputs at Connector C ( O ) (49P)
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
N O T E : S t a n d a r d b a t t e r y v o l t a g e is a b o u t 12 V.
Terminal
number
Wire color
Terminal name
Description
Signal
7 G R N / R E D S 0 2 S H T C B 2 ( F R O N T
S E C O N D A R Y H E A T E D
O X Y G E N S E N S O R
( S E C O N D A R Y H 0 2 S )
( B A N K 2, S E N S O R 2)
H E A T E R C O N T R O L )
D r i v e s f r o n t s e c o n d a r y
H 0 2 S h e a t e r ( B a n k 2,
s e n s o r 2)
W i t h i g n i t i o n s w i t c h O N (II): b a t t e r y v o l t a g e
W i t h f u l l y w a r m e d u p e n g i n e r u n n i n g :
d u t y c o n t r o l l e d
8
G R N / W H T A F S H T C B 2 ( F R O N T AIR
F U E L R A T I O ( F R O N T A/F)
S E N S O R
( B A N K 2, S E N S O R 1)
H E A T E R C O N T R O L )
D r i v e s f r o n t A / F s e n s o r
h e a t e r ( B a n k 2, s e n s o r 1)
W i t h i g n i t i o n s w i t c h O N (II): b a t t e r y v o l t a g e
W i t h f u l l y w a r m e d u p e n g i n e r u n n i n g :
a b o u t 0 V o r d u t y c o n t r o l l e d
G R N / R E D
S H D (SHIFT S O L E N O I D
V A L V E D)
D r i v e s s h i f t s o l e n o i d
v a l v e D
W i t h e n g i n e r u n n i n g i n N , a n d in D a n d D 3 d u r i n g
n o l o c k - u p c o n d i t i o n : a b o u t 0 V
W i t h e n g i n e r u n n i n g in P a n d R, a n d in D a n d D 3
d u r i n g l o c k - u p c o n d i t i o n : b a t t e r y v o l t a g e
10 B L U / R E D EGR ( E X H A U S T G A S
R E C I R C U L A T I O N (EGR)
V A L V E )
D r i v e s EGR v a l v e W i t h EGR o p e r a t i n g : d u t y c o n t r o l l e d
W i t h EGR n o t o p e r a t i n g : a b o u t 0 V
11 Y E L V C C 6 ( S E N S O R V O L T A G E ) P r o v i d e s s e n s o r r e f e r e n c e
v o l t a g e
W i t h i g n i t i o n s w i t c h O N (II): a b o u t 5.0 V
12 Y E L / B L U V C C 2 ( S E N S O R V O L T A G E ) P r o v i d e s s e n s o r r e f e r e n c e
v o l t a g e
W i t h i g n i t i o n s w i t c h O N (II): a b o u t 5.0 V
1 3 *
5 W H T V L B L B 1 ( L A B E L RESISTER
B A N K 1)
D e t e c t s r e a r A / F s e n s o r
( B a n k 1, s e n s o r 1) L A B E L
s i g n a l
W i t h e n g i n e r u n n i n g : a b o u t 0 . 4 — 4 . 6 V
15 G R N / R E D S G 6 ( S E N S O R G R O U N D ) S e n s o r g r o u n d Less t h a n 1.0 V at all t i m e s
16 G R N / Y E L S G 2 ( S E N S O R G R O U N D ) S e n s o r g r o u n d Less t h a n 1.0 V at all t i m e s
* 2: A / T
* 5: PZEV m o d e l
( c o n t ' d )
11-39