TM 5-3895-385-23-1
0082
Table 1. Engine Performance Poor or Erratic -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. If not damaged, proceed to next
test.
4. Inspect exhaust manifold for
1. If damaged, replace exhaust
damage (WP 0348, Vol 2).
manifold (WP 0348, Vol 2).
2. If not damaged, proceed to next
test.
5. Inspect turbocharger for
1. If damaged, replace
damage (WP 0347, Vol 2).
turbocharger (WP 0347, Vol 2).
2. If not damaged, proceed to next
malfunction.
4. Fuel supply line blocked.
1. Remove fuel supply hose from
fuel pump (WP 0331, Vol 2).
2. Place open end of fuel supply
1. If fuel flows into container,
hose into suitable catch
restore equipment to original
container lower than the level of
condition, and proceed to next
the fuel.
malfunction.
2. If no fuel flows into container,
replace fuel supply hose (WP
0331, Vol 2).
5. Fuel injection lines damaged or
Inspect high-pressure fuel injector
1. If damaged or leaking, replace
leaking.
lines for damage or leaks (WP
affected fuel injector lines (WP
0337, Vol 2).
0337, Vol 2).
2. If not damaged or leaking,
proceed to next malfunction.
6. Fuel rail leaking.
Inspect fuel rail for damage or leaks
1. If damaged or leaking, replace
(WP 0337, Vol 2).
fuel rail (WP 0337, Vol 2).
2. If not damaged or leaking,
proceed to next malfunction.
7. Fuel pressure drop across fuel
1. Install fuse box (WP 0277, Vol
filter.
2).
2. Connect battery cables (WP
0357, Vol 2).
3. Disconnect fuel filter inlet line
from fuel filter head. Attach fuel
pressure gauge and adapter
(WP 0448, Vol 3, Figure 56).
0082-4