TRBL
SHTG
Cracks or damage?
No
Check the vapor separator nee-
dle valve.
Is the needle valve
bent or worn?
No
Check the vapor separator
pressure regulator.
Good condition?
Yes
Check the injector resistance
and check the injectors for
clogs.
Good condition?
Yes
Check the starting system or
the ignition system.
9-13
Troubleshooting
Yes
Replace the diaphragm.
Yes
Replace the needle valve.
No
Replace the pressure regulator.
No
Replace the injectors.
63P3F11