Fuel/Lubrication/ Cooling TROUBLESHOOTING
1. Verify that the electric fuel pump is operating by listening for a “whirring” sound for several seconds after the ignition switch is turned to the ON position. If no sound can be heard, see EFI Sensors/Components in Electrical System. 2. Check for a flashing EFI icon on the LCD. If EFI is flashing, see EFI Diagnostic System in Electrical System.
PK170B
4. Remove the screws from the throttle arm cover and remove the cover. Note the different-length screws.
3. Make sure there is sufficient, clean gas in the gas tank. SPECIAL TOOLS
A number of special tools must be available to the technician when performing service procedures in this section. Refer to the current Special Tools Catalog for the appropriate tool description. NOTE: When indicated for use, each special tool
will be identified by its specific name, as shown in the chart below, and capitalized. Description Oil Pressure Test Kit Tachometer
p/n 0644-495 Common Tool
NOTE: Special tools are available from the Service Department.
Throttle Body
PK183A
! WARNING Gasoline may be under pressure. Place an absorbant towel under the connector to absorb any gasoline spray when disconnecting.
5. Loosen the clamp securing the throttle body to the intake manifold boot and remove the throttle body assembly. Note the notch in the intake manifold boot for alignment purposes.
! WARNING Whenever the fuel hoses are removed (other than for pressure testing), the battery must be disconnected to prevent inadvertent activation of the electronic fuel pump.
! WARNING Whenever any maintenance or inspection is performed on the fuel system during which there may be fuel leakage, there should be no welding, smoking, open flames, etc., in the area.
REMOVING
1. Turn the ignition switch to the OFF position; then remove the ignition switch key.
PK184A
6. Use tape to cover and seal the intake opening.
! WARNING
CAUTION
Do not turn the ignition switch to the ON position with the hoses removed. Gasoline will be pumped by the electric fuel pump causing a safety hazard.
Any objects or liquid entering the intake opening will fall into the engine causing severe damage if the engine is turned over or started.
2. Remove the seat and air box assembly. 3. Disconnect the TPS (A), ISC (B), and TMAP (C) connectors from the throttle body assembly. 91
