Fuel Pressure Test - Honda CBF600SA Service Manual

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys.
FUEL SYSTEM (PGM-FI)

FUEL PRESSURE TEST

Relieve the fuel pressure and disconnect the quick
connect fitting (page 5-51).
Attach the fuel pressure gauge, attachments and
manifold.
TOOLS:
(1): Fuel pressure gauge
(2): Pressure gauge manifold
(3): Pressure gauge hose attach-
ment A
(4): Pressure gauge hose attach-
ment C
(5): Fuel attachment joint C
Temporally connect the battery negative (–) cable to
the battery.
Connect the fuel pump 2P (Black) connector.
Start the engine and let it idle.
Read the fuel pressure.
STANDARD: 343 kPa (3.5 kgf/cm
If the fuel pressure is higher than specified, replace
the fuel pump assembly (faulty fuel pump or fuel
pressure regulator).
If the fuel pressure is lower than specified, inspect
the following:
– fuel line leaking
– pinched or clogged fuel feed hose or fuel tank
breather hose
– fuel pump (page 5-56)
– clogged fuel filter (Assembly of the fuel pump:
page 5-56)
After inspection, relieve the fuel pressure by discon-
Wrap a shop towel
necting the quick connect fitting (page 5-51).
around the
attachment to soak
Remove the fuel pressure gauge, attachment, joint
up any spilled fuel.
and manifold from the fuel pump.
Connect the quick connect fitting (page 5-52).
5-54
email: info@motomatrix.co.uk
(2)
07406-0040004
07ZAJ-S5A0111
07ZAJ-S5A0120
07ZAJ-S7C0100
07ZAJ-S7C0200
2
, 50 psi)
(1)
(4)
(3)
(5)
QUICK CONNECT FITTING