Electronic Oil Pump Manual Prime Procedure - Polaris 850 PRO-RMK 155 2020 Manual

ELECTRONIC OIL PUMP MANUAL
PRIME PROCEDURE
IMPORTANT
Do not perform the oil pump prime procedure when the
engine is running. After performing this procedure 4–5
times, start the engine to prevent surplus oil from
accumulating in the crankcase.
The Oil Pump Prime procedure is used to purge the
engine oil supply lines of air and to verify the ECU can
drive the oil pump.
NOTICE
Fill the oil tank with oil prior to starting this procedure.
Verify the engine oil supply lines are connected to the
engine, and the oil pump supply hose is connected to
the pump and oil tank.
The procedure must be performed whenever the
following occurs:
• Oil supply hoses to engine have 1 in (2.54 cm) or
larger air bubbles
• Oil pump is removed or replaced
NOTICE
Do not perform this procedure with a partially-charged
battery. Verify the battery provides a minimum of 12.5
volts before attempting procedure.
After performing this procedure 4–5 times, start the
engine to prevent surplus oil from accumulating in the
crankcase.
1. Obtain a fully-charged 12 volt battery and the Chassis
Power Up Harness.
Chassis Power Up Harness:
PS-47296–B
9850060 R02 - 2020-2021 850 AXYS™ Long Track Snowmobile Service Manual
© Copyright Polaris Inc.
ENGINE / COOLING / EXHAUST
2. In addition to the Chassis Power Up Harness, the oil
pump manual prime procedure requires the Dual
Power Up Adapter to allow for three connectors to be
powered.
Dual Power Up Adapter:
PS-50805
3. Open the left engine compartment panel.
4. Connect the Next-Gen Service Power Harness to the
diagnostic connector on the wiring harness.
Next-Gen Service Power Harness:
PS-52573
5. Connect one of the Chassis Power Up harness / Dual
Power Up adapter leads to the ECU PWR, Critial
PWR, and Gauge PWR diagnostic test connectors on
the Next-Gen Service Power Harness.
IMPORTANT
All 3 connections have to be made to execute the
manual prime command.
6. 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.
7. Lock the parking brake.
8. Push and hold the PERC button on the left hand
control.
9. While pressing and holding the PERC button, press
on the throttle lever inward enough to depress the
throttle release switch. Hold for at least 15 seconds.
3
3.25