Honda Accord 2008 Manual page 820

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Fuel Supply System
Fuel Gauge Sending Unit Test
N O T E : F o r t h e f u e l g a u g e s y s t e m c i r c u i t d i a g r a m , r e f e r
t o t h e G a u g e s C i r c u i t D i a g r a m ( s e e p a g e 2 2 - 7 2 ) .
1. C h e c k t h e N o . 5 M E T E R (7.5 A ) f u s e i n 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 b o x b e f o r e t e s t i n g .
2 . C h e c k f o r b o d y e l e c t r i c a l s y s t e m D T C s .
• If n o p r o b l e m is f o u n d , g o t o s t e p 3.
• If D T C B 1 1 7 5 o r B 1 1 7 6 is i n d i c a t e d , 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 .
3. 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).
4. R e m o v e t h e r e a r s e a t c u s h i o n , 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 0 - 2 2 3 ) .
5. R e m o v e t h e a c c e s s p a n e l ( A ) f r o m t h e f l o o r .
, A
6. D i s c o n n e c t t h e f u e l t a n k u n i t 4 P c o n n e c t o r ( B ) .
7. M e a s u r e t h e v o l t a g e b e t w e e n f u e l t a n k u n i t 4 P
c o n n e c t o r t e r m i n a l s N o . 1 a n d N o . 3 w i t h t h e
i g n i t i o n s w i t c h t o O N (II). T h e r e s h o u l d b e b a t t e r y
v o l t a g e .
• If t h e v o l t a g e is O K , g o t o s t e p 8.
• If t h e v o l t a g e is n o t a s s p e c i f i e d , c h e c k f o r :
- a s h o r t i n t h e P U R w i r e t o g r o u n d .
- a n o p e n i n t h e P U R o r O R N w i r e .
F U E L T A N K U N I T 4 P C O N N E C T O R
P U R
1 2
3 4
O R N
W i r e s i d e o f f e m a l e t e r m i n a l s
8. 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).
9. R e m o v e t h e f u e l t a n k u n i t f r o m t h e f u e l t a n k
( s e e p a g e 1 1 - 4 1 5 ) .
11-422

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