Ranger 4WD V6-3.0L VIN V Flex Fuel (1999)
1.
Visually inspect the fuel injector damper assembly for a blue or green painted dot. See Figure 1.
^
If a blue or green dot is present on damper assembly, no service action is required. Return vehicle to customer.
^
If a blue or green dot is not present on damper assembly, the fuel injector damper assembly must be replaced. Refer to SERVICE
PROCEDURE.
SERVICE PROCEDURE
1.
Remove coil pack bracket retaining nuts, then position coil pack away from fuel injector damper assembly. See Figure 2.
WARNING
DO NOT SMOKE OR CARRY LIGHTED TOBACCO OR OPEN FLAME OF ANY TYPE WHEN WORKING ON OR NEAR ANY FUEL
RELATED COMPONENT. HIGHLY FLAMMABLE MIXTURES ARE ALWAYS PRESENT AND MAY BE IGNITED, RESULTING IN
POSSIBLE PERSONAL INJURY.
WARNING
FUEL IN THE FUEL SYSTEM REMAINS UNDER HIGH PRESSURE EVEN WHEN THE ENGINE IS NOT RUNNING.
2.
Relieve fuel system pressure as follows:
^
Remove schrader valve cap and attach EFI/CFI fuel pressure gauge (T80L-9974-B).
^
Slowly open manual valve on EFI/CFI fuel pressure gauge to relieve fuel pressure. This will drain some fuel out of the system. Place the fuel
in a suitable container.
^
Remove fuel pressure gauge and install schrader valve cap.
