TROUBLESHOOTING - CONTINUED
TEST OR INSPECTION
1. CRANKS BUT WILL NOT START - CONTINUED
Step 5. Test fuel injector (1) operation.
a. Open hood panels (TM 9-2320-260-20-1).
b. Remove air cleaner (TM 9-2320-269-20-1).
c. Remove fuel injectors (1), and test (page 2-245).
d. Repair or replace as needed, and install (page 2-245).
Step 6. Test engine (2) for proper compression.
a. Remove one fuel injector (1) (page 2-245).
b. Install adapter and compression gage, have assistant crank
engine, and note gage reading of fuel injector removed.
c. Install fuel injector (1) (page 2-245).
d. Repeat steps a through c for remaining seven fuel injectors (1).
e. If gage readings were not 375 - 425 psi (2584 - 2928 kPa), go
to step 9.
Step 7. Check fuel injection pump (3) timing.
a. Remove fuel injection pump (3) (page 2-278).
b. Remove left hand cylinder head cover (4) (page 2-180).
c. Have assistant rotate engine (2), using 2-inch socket and
ratchet handle with 3/4-inch drive on crankshaft pulley nut
(5), until timing pointer (6) shows top dead center and number
one cylinder rocker arms (7) are at rest.
d. If marked tang (8) on drive hub (9) is not straight up, adjust
hub (9) (page 2-325).
Step 8. Test fuel injection pump (3) operation.
a. Test fuel injection pump (3) operation, and adjust
(TM 9-4910-387-14) or repair (page 2-278) as needed.
b. Install fuel injection pump (3) (page 2-278).