4.12
9929422 R02 - 2017-2019 ACE 900 Service Manual
© Copyright Polaris Industries Inc.
FUEL INJECTOR REPLACEMENT
CAUTION
Always wear safety glasses and proper shop clothing
when performing the procedures in this manual. Failing
to do so may lead to possible injury or death.
1. Remove the cargo box access panel.
2. Be sure the engine has cooled enough to work on.
3. Remove the seat and disconnect the negative battery
cable.
4. Loosen the hose clamps
q
retaining the intake
plenum
w
to the throttle body.
5. Remove the two screws
e
retaining the intake
plenum.
6. Remove the driver’s seat and disconnect the negative
battery cable.
7. Disconnect the fuel injector harness leads
r
.
8. Hold a shop towel over the fuel line fitting and remove
the fuel supply line
t
from the fuel rail.
9. Remove tie strap retaining the injector harness leads
to the fuel rail. Remove the two screws
y
that mount
the fuel rail to the throttle body using a 5 mm Allen
wrench.
10.Carefully pull up on the fuel rail
u
and injectors and
remove them from the throttle body as an assembly.
Take care not to damage the fuel injector ends during
removal.
FUEL SYSTEM
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