TM 5-3805-296-23-2
0103
Table 1. Engine Cranks But Will Not Start Continued.
0103
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Engine Cranks But Will Not
Test Step 7. Perform Fuel Quality
Start Continued
Test.
1. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-3805-296-10).
2. Perform Fuel Quality Test
Fuel Contaminated Drain fuel
(WP 0165).
system (TM 5-3805-296-10). Replace
primary fuel filter (WP 0234). Replace
secondary fuel filter (WP 0225). Re-fuel
machine (TM 5-3805-296-10).
Proceed to Test Step 11.
No Problem Found Proceed to Test
Step 8.
Test Step 8. Perform Fuel System
Inspection.
Perform Fuel System Inspection
Fuel Level Low Add fuel as
necessary (TM 5-3805-296-10).
(WP 0165).
Proceed to Test Step 11.
Fuel Tank Breather Restricted
Clean or replace as required
(WP 0448).
Proceed to Test Step 11.
Fuel Lines Leaking, Kinked, Worn, or
Damaged Reposition fuel line(s) or
replace fuel lines as required
(WP 0235) (WP 0443).
Proceed to Test Step 11.
No Problem Found Proceed to Test
Step 9.
Test Step 9. Perform Fuel Pressure
Test.
Perform Fuel Pressure Test
Fuel Pressure 40 to 93 psi (276 to 641
(WP 0165).
kPa) Proceed to Test Step 10.
Fuel Pressure Less Than 40 psi
(276 kPa) Replace fuel transfer pump
(WP 0236).
Proceed to Test Step 11.
Test Step 10. Perform Fuel Pump
Prime.
Perform Fuel Pump Prime
Air Bubbles Present Operate prime
(WP 0165).
pump until no air bubbles are present.
Proceed to Test Step 11.
No Air Bubbles Present Proceed to
Test Step 11.
0103-6
