Fuel Tank Purging Procedure; Fuel Pump On-Vehicle Inspection; Fuel Pump Assembly Removal And Installation - Suzuki SX4 Service Manual

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Fuel Tank Purging Procedure

WARNING
!
• Before starting the following procedure, be
sure to observe "Precautions on Fuel
System Service" in order to reduce the risk
of fire and personal injury.
• This purging procedure will not remove all
fuel vapor.
Do not attempt any repair on tank using
heat of flame as an explosion resulting in
personal injury could occur.
CAUTION
!
Never remain water in fuel tank after washing,
or fuel tank inside will get corrosion.
The following procedure are used for purging fuel tank.
1) After removing fuel tank, remove all hoses, pipes
and fuel pump assembly from fuel tank.
2) Drain all remaining fuel from tank.
3) Place fuel tank to flushing area.
4) Fill tank with warm water or tap water, and agitate
vigorously and drain. Repeat this washing until
inside of tank is clean. Replace tank if its inside is
rusty.
5) Completely flush out remaining water after washing.
6) Be sure to dry fuel tank assembly thoroughly out of
direct sunlight after washing.

Fuel Pump On-Vehicle Inspection

WARNING
!
Before starting the following procedure, be
sure to observe "Precautions on Fuel System
Service" in order to reduce the risk of fire and
personal injury.
NOTE
The fuel pressure regulator is incorporated
with the fuel pump assembly so individual
inspection of it is impossible.
1) Remove filler cap and turn ON ignition switch (2).
Then fuel pump operating sound should be heard
from fuel filler (1) for about 2 seconds and stop. Be
sure to reinstall fuel filler cap after checking.
If the check result is not satisfactory, go to "Fuel
Pump and Its Circuit Check in Section 1A".
S7RW0A1706015
2) Turn OFF ignition switch and leave over 10 minutes
as it is.
3) Fuel pressure should be felt at fuel feed hose (1) for
about 2 seconds after ignition switch ON.
If fuel pressure is not felt, go to "Fuel Pressure
Check in Section 1A".

Fuel Pump Assembly Removal and Installation

WARNING
!
S7RW0A1706016
Before starting the following procedure, be
sure to observe "Precautions on Fuel System
Service" in order to reduce the risk of fire and
personal injury.
Removal
1) Remove fuel tank from vehicle referring to "Fuel
Tank Removal and Installation".
2) Disconnect fuel pipe (1) from fuel pump assembly (2)
referring to "Fuel Hose Disconnecting and
Reconnecting".
3) Remove fuel pump assembly and earth bracket from
fuel tank.
Fuel System:
1G-15
IVSY01170013-01
1
I5RW0A170019-01
S7RW0A1706017
1
2
I7RW01170011-01

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