Fuel Pressure Relieving - Honda EP3 Service Manual

FuelSupply System
Fuel Pressure Relieving
Before disconnecting fuel lines or hoses, relieve
pressure from the system by disconnecting the fuel
tube/quick connect fitting in the engine compartment.
1 . T u r n t h e i g n i t i o n s w i t c h O F F ,
2 . R e m o v e t h e P G M - F l m a i n r e l a y 2 ( A ) .
S t a r t t h e e n g i n e , a n d l e t i t i d l e u n t i l i t i s s t a l l s .
NOTE: The DTCS or Temporary DTCS P0301. P0302,
P0303, P0304 may come on during this procedure.
lf any DTCS are stored, ignore them.
Turn the ignition switch OFF.
Remove the fuel fill cap, and relieve fuel pressure
i n t h e f u e l t a n k .
Remove the engine cover.
Disconnect the negative cable from the battery.
Check the fuel quick-connect fitting for dirt, and
clean it if necessary.
3 .
4 .
6 .
7 .
8 .
11-144
1 1
1 0 .
9. Place a rag or shop towel over the quick-connect
fitting (A).
Disconnect the quick-connect fifting (A): Hold the
connector (B) with one hand and squeeze the
retainer tabs (C) with the other hand to release
them from the locking pawls {D). Pullthe connector
off.
NOTE:
. P r e v e n t t h e r e m a i n i n g f u e l i n t h e f u e l f e e d l i n e o r
hose from flowing out with a rag or shop towel.
. Be careful notto damage the line (E) or other
pa rts.
. Do not use tools.
. l f t h e c o n n e c t o r d o e s n o t m o v e , k e e p t h e r e t a i n e r
tabs pressed down, and alternately pull and push
the connector until it comes off easily.
. Do not remove the retainer from the line; once
removed, the retainer must be replaced with a
new one.
After disconnecting the quick-connect fifting, check
i t f o r d i r t o r d a m a g e ( s e e p a g e 1 1 - 1 4 9 ) .