Suzuki SFV650, Service Manual

Page: 317 / 573

Fuel System: 1G-5
Repair Instructions
Fuel Pressure Inspection
B944H11706001
WARNING
!
• Keep away from fire or spark.
• Spilled gasoline should be wiped off
immediately.
• Work in a well-ventilated area.
Inspect the fuel pressure in the following procedures:
1) Lift and support the fuel tank. Refer to “Fuel Tank
Removal and Installation (Page 1G-7)”.
2) Place a clean rag under the fuel feed hose (1) and
disconnect fuel feed hose (1) from the fuel pump.
3) Install the special tools between the fuel pump and
fuel feed hose.
Special tool
(A): 09940–40211 (Fuel pressure gauge
adapter)
(B): 09940–40220 (Fuel pressure gauge
hose attachment)
(C): 09915–77331 (Meter (for high
pressure))
(D): 09915–74521 (Oil pressure gauge hose)
4) Turn the ignition ON and check for fuel pressure.
Fuel pressure
Approx. 300 kPa (3.0 kgf/cm
2
, 43 psi)
If the fuel pressure is lower than the specification,
check for the followings:
• Fuel hose leakage
• Clogged fuel filter
• Pressure regulator
• Fuel pump
If the fuel pressure is higher than the specification,
check for the followings:
• Fuel pump
• Pressure regulator
5) Remove the special tools.
WARNING
!
Before removing the special tools, turn the
ignition switch OFF position and release the
fuel pressure slowly.
NOTE
Connect the fuel feed hose to the fuel pump
until it locks securely (a click is heard).
6) Reinstall the fuel tank. Refer to “Fuel Tank Removal
and Installation (Page 1G-7)”.
1
I944H1170001-01
(A)
(B)
(C)
(D)
I944H1170002-01
“A”: To fuel feed hose “B”: To fuel pump
(C)
(D)
“A”
“B”
(A)
(B)
I944H1170003-01