TM 5-3805-281-24-1
Diagnostic Information
Symptom
Problem
Solution
Engine Not Developing Full
Fuel filter plugged
Change filter. Bleed air.
Power
Air filter plugged
Clean or replace air cleaner
elements.
Debris in fuel
Drain fuel tank. Clean Tank strainer.
Wrong fuel
Use correct fuel.
9010
15
4
Fuel tank outlet fitting plugged
Clean.
Fast idle speed incorrect
Do Engine Speed Learning
Procedure. See Group 9010-20.
Hydraulic system leakage
Do Hydraulic System Checks. See
Group 9025-25.
Fuel line to pump or pump return to
Check, repair.
tank restricted
Fuel pump
Do Fuel Pump Pressure Test. See
Engine Repair chapter.
Timing incorrect
Check injection pump timing. See
Engine Repair chapter.
Injection nozzles
Remove and test injection nozzles.
See Engine Repair chapter.
Low compression
Do Compression Pressure Test. See
Engine Repair chapter.
Injection pump delivery or governor
Repair pump. See your Local Fuel
Injection Pump Service Center.
Turbocharger
Do turbocharger inspection. See
Engine Repair chapter.
Valves burned, warped
Repair valves. See Engine Repair
chapter.
Cam shaft worn
Do Valve Lift Test. See Engine
Repair chapter.
Continued on next page
CED,TX14795,4357
1917APR984/12
3-32