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9850064 R03 - 2021 650 / 850 Matryx Trail Performance / Crossover Snowmobile Service Manual
© Copyright Polaris Inc.
7. Select the model year, product line and vehicle
description by selecting the “Change Vehicle Type”
icon.
8. Select the “Special Tests” icon. Select “ECU / Injector
/ Oil Pump Replacement”.
9. On the following screen, select “Injector
Replacement”.
10.The next screen will prompt the user to verify the
Chassis Power-Up harness is connected to the
vehicle. Click “Done / Continue” to proceed.
11. Digital Wrench will scan the ECU and display the
current fuel injector color code on the screen. If the
fuel injectors installed on the engine are a different
color than what is shown, click on the correct color
box on the right side of the screen. Click on
“Continue”.
12.Digital Wrench will set the fuel injector setting in the
ECU. After this process is completed, disconnect the
Chassis Power-Up harness from the ECU PWR test
connector. Wait for 10 seconds and then reconnect
the power connector.
13.Click “Continue”. Repeat steps 7 – 11 to verify the
correct fuel injector color is set in the ECU.
GENERAL INFORMATION
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