Fuel Pump Pressure Test - Can-Am DS 450 2008 Shop Manual

Section 05 FUEL SYSTEM
Subsection 02 (FUEL TANK/FUEL PUMP)
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PRESSURE
21 kPa (3 PSI)
If pressure drops, locate fuel leak(s). Repair or
replace leaking component(s).
If leak(s) can not be seen, spray soapy water on all
hose connections and components; bubbles will
indicate leak location(s).

FUEL PUMP PRESSURE TEST

The pressure test will show the available pressure
at the fuel pump outlet. It validates the pressure
regulator, the fuel pump, and tests for leaks in the
system.
NOTE: See also the diagnostic flow chart in the
TROUBLESHOOTING
section to help diagnose a
fuel system related problem.
Before proceeding with the pressure test, ensure
the battery is fully charged. Battery voltage must
be over 12 volts.
WARNING
If engine has been recently running, always
allow engine and exhaust system time to cool
before disconnecting any fuel component.
Ensure there is enough gas in fuel tank.
Remove the front body assembly mounting
screws as shown in following illustrations.
214
TIME WITHOUT
PRESSURE DROP
3 minutes
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RH SIDE
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LH SIDE
Remove coolant tank retaining screw.
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