Mazda 121 - Fuel Pressure Release and Servicing Fuel System; Pinching Hose

F
TROUBLESHOOTING
GUIDE
22-30
12.2-3.1 ,
16-22t
r+m
(n-kg,
n$)
PUMP
CONNFCTOB
PRECAUTION
Fuel Preasure
Release
and Servicing
Fuel System
Fuelin thefuelsystem
remalns under
high
pressure
even
when
the enoine is
not runnrno.
a)
Beto're drsconnecltng
any
tuel
line, release lhe
fuel
pres_
sure
kom the
fue syslem to
reduce lhe
possibihtv
ol iniury
or fire.
1. Stan the engine.
2.
Remove the
rear seat cushlon.
3. Disconnect
the iuel
oumo
connector.
4.
After the engine
slalls, turn
otf the
ignition switch.
5. Reconnect
fuel
pump
connector
and installthe
rear seat
cushron.
b) Use a
rag as
protection from luel spray
when disconnecf
ino the
hoses.
Pluo the
hoses atter
removal.
c)
When inspecting
the
fuel
system,
use
a suitable
fuel
pres-
sure
gauge.
Cautlon
.
Install hose
clamps
lo secure
lhe tuel
pressule
gaugeto
the
tuelfilter and
the tuel
main hoae to
pre'
vent luel leakage,
Pinchino Hose
When
p;ching
an
air hose or
a fuel
hose with
pliers,
wrap
the hose
with a rag
to
prevent
damage
F-16