Fuel Sender Test - Polaris RZR XP Service Manual

29. Install the plastic fuel pump access cover in the
orientation shown until you feel both tabs click into
place.
NOTE
Ensure both tabs of the plastic fuel pump access cover
are fully engaged.
30. Test the fuel pump by turning on the key and listening
for the pump to activate. Cycle the key several times
to prime the system.
31. Install the passenger seat.
9929419 R02 - 2018-2019 RZR XP / XP 4 Turbo S Service Manual
© Copyright Polaris Industries Inc.

FUEL SENDER TEST

1. Remove the fuel pump assembly from the fuel tank.
Refer to Fuel Pump Replacement procedure.
2. Using an Ohm meter, measure the resistance of the
fuel sender as shown below.
ITE-
POSITION
M
EMPTY position
q
w FULL position
Measure between the two
e
pins
3. Allow the sender float to sit in the EMPTY position
and compare to specification.
4. Slowly move the sender float to the FULL position
and compare to specification.
5. If the readings are out of specification, or if the
reading is erratic or LCD display "sticks", check the
following before replacing the fuel pump assembly:
• Loose float
• Float contact with tank
• Bent float rod
6. If none of the conditions exist, the fuel sender
assembly is faulty. Replace the fuel pump assembly.
Refer to Fuel Pump Replacement procedure.
EFI / FUEL SYSTEM
4
READING
450 Ω ± 5%
100 Ω ± 3%
—
4.37