TM 9-2320-365-34-1
2-56
NO
YES
Is cylinder head
gasket free from leaks?
Cylinder Head Test
NO
STE/ICE-R Test #14
Is engine compression even
between all six cylinders?
6.
YES
Air cleaner OK.
Engine oil level OK.
Fuel system OK.
Fuel pressure OK.
Fuel injectors OK.
Valve clearance OK.
Injector timing OK.
Fuel control linkage OK.
Faulty cylinder head gasket.
Low cylinder compression.
Improper injector
synchronization.
Air cleaner OK.
Engine oil level OK.
Fuel system OK.
Fuel pressure OK.
Fuel injectors OK.
Valve clearance OK.
Injector timing OK.
Fuel control linkage OK.
Cylinder head gasket OK.
Low cylinder compression.
Improper injector
synchronization.
5.
KNOWN INFO
POSSIBLE PROBLEMS
CAUTION
Read CAUTION
on following page.
TEST OPTIONS
REASON FOR QUESTION
Replace cylinder
head gasket (para 3-6).
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Faulty cylinder head
gasket may cause engine
to misfire, run rough, or
lack power.
Low compression in one
or more cylinders indicates
weak cylinder(s) and an
internal engine problem.
Replace engine assembly
(para 3-3).
a11. ENGINE STARTS BUT MISFIRES, RUNS ROUGH, OR LACKS POWER (CONT)
