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9850060 R02 - 2020-2021 850 AXYS™ Long Track Snowmobile Service Manual
© Copyright Polaris Inc.
GEARING CHANGE REPROGRAMMING
When changing the top and bottom sprockets from the
stock calibration in the chaincase, use Digital Wrench to
re-calibrate the speedometer offset.
1. Obtain a fully-charged 12 volt battery and the Chassis
Power Up Harness.
Chassis Power Up Harness:
PS-47296–B
2. Open the left engine compartment panel.
3. Connect the Next-Gen Service Power Harness to the
diagnostic connector on the wiring harness.
Next-Gen Service Power Harness:
PS-52573
4. Connect one of the harness leads to the ECU PWR
test diagnostic connector.
5. Connect the power up harness to the battery.
NOTICE
If the snowmobile is equipped with a fully-charged
battery, it can be used to supply power to the test
connectors. If using a stand-alone service battery, do
not place the battery in the tunnel footwells. Place the
battery on the floor next to the engine compartment.
6. Connect the SmartLink cable to the vehicle and PC /
laptop.
7. Start Digital Wrench, and select the correct vehicle.
8. Select the Special Tools (Tool Box) menu and then
Service Procedures.
9. The next screen will prompt the user to select the
desired operation. Select: “Gearing Change”.
10.Select the track that is installed on the snowmobile.
GENERAL INFORMATION
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