4.28
ELECTRONIC FUEL INJECTION
9924096 - 2013 RANGER RZR XP 900 / RZR XP 4 900 Service Manual
© Copyright 2012 Polaris Sales Inc.
9. Carefully pull up on the fuel rail and injectors and
remove them from the throttle body as an assembly.
Take care not to damage the fuel injector ends during
removal.
10. Pull out on the fuel injector retaining clip and pull the
injector out of the fuel rail. Repeat on the other injector
if removal is necessary.
11. Upon installation of the new fuel injectors, lightly
lubricate the injector O-rings to aid installation.
12. Install the new injector(s) into the fuel rail and reinstall
the retaining clip.
NOTE: Be sure the retaining clip is positioned on
the injector and fuel rail as shown above.
13. Thoroughly clean the area around the fuel injector
ports on the throttle body.
14. Lightly lubricate the injector O-rings and reinstall the
fuel rail / injector assembly into the throttle body.
15. Install the fuel rail mounting screws and torque to
specification.
16. Reinstall the fuel lines and vent line to the fuel rail.
17. Connect the harness leads to the fuel injectors.
IMPORTANT: Be sure to connect the PTO harness
lead to the PTO injector and the MAG harness lead to
the MAG injector to ensure proper engine operation.
Fuel Rail Mounting Screws:
44 in-lbs (5 Nm)
Retaining
Clip
Located above
boss on injector
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