Fuel Injector - Can-Am DS 450 2008 Shop Manual

FUEL INJECTOR

Injector Leakage Test
The leakage test is validated when performing the
fuel pump pressure test. Refer to
AND FUEL PUMP
section.
Injector Test with B.U.D.S.
Turn ignition key ON and set engine stop switch
to RUN.
Using the B.U.D.S. software, energize the fuel in-
jector from the Activation section.
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You should hear the injector working.
This validates the injector mechanical and electri-
cal operation.
If the injector does not work, check injector input
voltage.
Injector Input Voltage Test
Disconnect the connector from the injector.
NOTE: If connector is hard to unlock, gently use a
screwdriver to release connector.
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Subsection 01 (ELECTRONIC FUEL INJECTION (EFI))
FUEL TANK
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Use the Fluke 115 multimeter (P/N 529 035 868)
and select Vdc. Read voltage.
NOTE: It is not necessary to activate the injector
since it is continuously powered.
VIOLET/BLUE wire
(injector connector)
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If input voltage is good, carry out the
CONTROL CIRCUIT TEST
If input voltage is not good, check continuity be-
tween main relay and injector as follows.
Remove main relay from its socket.
Use the Fluke 115 multimeter (P/N 529 035 868)
and select
Read resistance.
VIOLET/BLUE wire
(injector connector)
Section 05 FUEL SYSTEM
TEST PROBES
Battery
ground
.
.
TEST PROBES
Main relay
socket
pin 5
MEASUREMENT
Battery voltage
INJECTOR
MEASUREMENT
Close to 0
191