Liangzi Power UTV1000-3, Maintenance Manual

Page: 127 / 184

5.FUEL SYSTEM
5- 3
Install a temporary connector to the fuel pump connector. Apply 12V to this test harness.
CAUTION
If pump does not run, replace a new pump.
Other wise, check fuse and if good, probe terminals of fuel pump connector on vehicle harness or
its connector, Repair or replace appropriate part.
Fuel pump removal
Remove fuel pump outlet hose and harness.
Remove fuel pump retaining screws.
Gently push pump up.
CAUTION
Fuel pump installation
For installation, reverse the removal process but
pay attention to the following.
Install a new gasket.
Pay attention to pump orientation.
Tighten retaining screws as per illustrated sequence.
Install hose properly on OUT nipples and harness.
FUEL SENSOR
The level sensor is part of the fuel pump module mounted inside the fuel tank.
Inspection
Dismantle the fuel pump module
mounted inside the fuel tank (refer to
above steps)
Turn on ignition switch
Use hands to shake fuel sensor's floating
Running the fuel pump a few minutes with
reverse polarity can damage the pump.
While pulling out the fuel pump, pay attention
to fuel sensor float arm. Float arm can get stuck
and bend which can reduce the fuel sensor
capabilities.
Fuel
pump
Fuel pump
Fuel filter
Heat shield