B3.9 and B5.9 Series Engines
Troubleshooting Symptoms Charts
Section TS - Troubleshooting Symptoms
Engine Starts But Will Not Keep Running (Continued)
Verify by operating the engine with clean fuel
from a temporary tank.
Check the fuel drain lines for restriction. Clear
or replace the fuel lines, check valves, or tank
uel drain line is restricted
vents as necessary. Refer to Procedure
Check the intake and exhaust systems for
restrictions. Inspect the intake air filter and
ntake and exhaust system restricted
replace as necessary. Refer to Procedure
010-031 or 011-009.
Check the injectors and replace any malfunc-
njectors worn or malfunctioning
tioning injectors. Refer to Procedure 006-026.
Put the engine at top dead center. Check and
uel injection pump timing is not correct
adjust the fuel timing. Refer to Procedure
005-013, 005-014, or 005-037.
Remove the fuel injection pump. Check the
uel injection pump is malfunctioning
Procedure 005-012 or 005-014.