Polaris RZR S Offroad Vehicle User Manual


 
4.13
ELECTRONIC FUEL INJECTION
4
9923142 - 2011 RANGER RZR / RZR S / RZR 4 Service Manual
© Copyright 2010 Polaris Sales Inc.
4. If the resistance is correct.
- Test the main harness circuit between the sensor
connector terminals and the corresponding pin terminals at
the ECU (see wiring diagram).
- Check the sensor mounting, air gap, flywheel ring gear for
damage or runout, and flywheel key. Follow the “CPS
Replacement” procedure to inspect CPS and flywheel ring
gear for damage.
5. If the resistance is incorrect, follow the “CPS Replacement”
procedure.
CPS Replacement
Removal
1. Safely support the rear of the vehicle off the ground and
remove the left-hand rear tire.
2. If not done already; disconnect the CPS harness connector
(see illustration under “CPS Test”).
IMPORTANT: In order to remove the CPS, the rear
portion of the exhaust system and the mounting
bracket between the transmission and rear gearcase
will need to be removed.
3. Remove the exhaust pipe between the elbow pipe and the
exhaust silencer. Remove the exhaust silencer.
4. Remove the (3) bolts retaining the front portion of the
mounting bracket to the transmission. Retain the bolts,
washers, and spacers for installation.
5. Remove the bottom bolt that attaches the bracket to the rear
gearcase through the hole in the frame support as shown.
6. Remove the (2) remaining fasteners that attach the bracket
to the side of the rear gearcase.
7. Remove the bolt from the bracket at the front of the rear
gearcase.
WARNING
Serious injury may result if machine tips or falls.
Be sure the vehicle is secure before beginning
this service procedure.
Remove
Remove
Silencer
Rear Gearcase
Mounting Bolt
Transmission
Mounting Bolts