Fuel Injector Test; Fuel Injector Service - Polaris RANGER 1000 2020 Service Manual

FUEL INJECTOR TEST

The fuel injectors are non-serviceable. If diagnosis
indicates a problem with either injector, test the
resistance of the fuel injector(s) by measuring between
the two pin terminals:
Fuel Injector Resistance Specification:
11.4 Ω - 12.6 Ω
NOTICE
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. The MAG wire
colors are Red/Blue and Black; the PTO wire colors are
Red/Blue and White.
9850045 R01 - 2020-2021 RANGER 1000 Service Manual
© Copyright Polaris Inc.

FUEL INJECTOR SERVICE

CAUTION
Allow the vehicle to sit for one hour after key off to allow
fuel pressure to drop.
WARNING
Always wear safety glasses when working on a fuel
system. Failing to do so may lead to possible injury or
death.
REMOVAL
1. Disconnect the battery. Refer to Battery Service page
2.62.
2. Raise the cargo box.
3. Use compressed air to remove any debris from
around fuel injectors.
4. Place a clean shop towel under the fuel supply line
connection at the fuel rail to catch any residual fuel.
5. Disconnect the fuel supply line. Refer to Fuel Line
Quick Connect Removal page 5.6.
FUEL SYSTEM
5
5.25