89
Fuel/Lubrication/Cooling
NOTE: Arctic Cat recommends the use of new gas-
kets, lock nuts, and seals and lubricating all internal
components when servicing the engine/transmission.
SPECIAL TOOLS
A number of special tools must be available to the techni-
cian when performing service procedures in this section.
Refer to the current Special Tools Catalog for the appro-
priate tool description.
NOTE: Special tools are available from the Arctic
Cat Service Department.
Electronic Fuel Injection
TROUBLESHOOTING
1. Verify that the electric fuel pump is operating by lis-
tening for a “whirring” sound for several seconds
after the ignition switch is turned to the ON position.
If no sound can be heard, see Electric Fuel
Pump/Fuel Level Sensor in this section.
2. Check for a flashing DTC (Diagnostic Trouble
Code) on the LCD. If a code is flashing, see appro-
priate Diagnostic Trouble Codes (DTC) in Electrical
System.
3. Make sure there is sufficient, clean gas in the gas
tank.
4. Verify that the battery is sufficiently charged to crank
the engine over at normal speed.
5. Check the air filter housing and air filter for contami-
nation. Clean or replace as necessary (see Periodic
Maintenance).
REMOVING
1. Remove the front rack and body panel (see Steer-
ing/Frame/Controls).
2. Disconnect the wires from the IAT sensor; then
loosen the clamp and remove the inlet air boot from
the air filter housing.
GZ379
GZ091A
3. Loosen the clamp on the throttle body intake boot;
then remove the air filter housing from the ATV.
4. Disconnect the three wiring connectors from the sen-
sors on the throttle body; then remove the cap screws
securing the throttle body to the intake manifold.
GZ094B
Description
p/n
Oil Pressure Test Kit
0644-495
Seal Removal Tool
0644-072
Tachometer
0644-275
! WARNING
Whenever any maintenance or inspection is performed
on the fuel system during which there may be fuel leak-
age, there should be no welding, smoking, open flames,
etc., in the area.
! WARNING
Whenever the gasline hoses are removed (other than for
pressure testing), the battery must be disconnected to
prevent inadvertent activation of the electronic fuel
pump.
