TM 9-2320-363-20-1
Table 3-1. Troubleshooting (Cont)
Malfunction
Test or inspection
Corrective action
ENGINE (CONT)
Step 2.
If engine still fails to start.
Refer to DDEC II troubleshooting (page 3-101).
Refer to DDEC III troubleshooting (page 3-345.0)
3. ENGINE RUNS ERRATICALLY.
Step 1.
Check for insufficient or aerated fuel.
Prime fuel system (TM 9-2320-363-10).
Step 2.
Check for misfiring cylinders.
Refer to DDEC II troubleshooting (page 3-101).
Refer to DDEC III troubleshooting (page 3-345.0).
Step 3.
Check for steady or intermittent CHECK ENGINE LIGHT.
Refer to DDEC II troubleshooting (page 3-101).
Refer to DDEC III troubleshooting (page 3-345.0).
4. ENGINE LACKS POWER.
Step 1.
Check that air inlet restrictor is within prescribed limits.
Service air cleaner (page 4-61) or replace defective parts
(page 4-52).
Step 2.
Check air intake piping after turbocharger for evidence of oil from
malfunctioning turbocharger.
Notify direct support maintenance.
Step 3.
Check for steady or intermittent CHECK ENGINE LIGHT.
Refer to DDEC II troubleshooting (page 3-101).
Refer to DDEC III troubleshooting (page 3-345.0).
Step 4.
Check for full throttle setting.
Refer to DDEC II troubleshooting (page 3-101).
Refer to DDEC III troubleshooting (page 3-345.0).
Step 5.
Check for insufficient or aerated fuel.
Prime fuel system (TM 9-2320-363-10).
5. LOW OIL PRESSURE.
Step 1.
Check engine oil level.
Service with oil (TM 9-2320-363-10).
Change 3 3-19
