TM 5-3805-280-24-1
Diagnostic Information
Symptom
Problem
Solution
Fuel injection pump timing
Check injection pump static timing.
See Engine Repair chapter.
Fuel delivery excessive
Remove and adjust fuel injection
pump. See your Local Fuel Injection
Pump Service Center.
Engine Stalls Easily Under Load
Engine speed sensor
Check engine speed sensor. See
Group 9015-15.
9010
15
6
Engine and pump controller
Check engine and pump controller.
See Group 9015-15.
Wiring harness
Check wiring harness. See Group
9015-15.
Fuel water separator filter plugged
Change water separator filter.
Engine Speed Does Not Change
Engine control motor
Check engine speed control motor.
When Engine RPM Dial Is
See Group 9015-15.
Rotated
Engine speed sensor
Check engine speed sensor. See
Group 9015-15.
Engine and pump controller
Check engine and pump controller.
See Group 9015-15.
Wiring harness
Check wiring harness. See Group
9015-15.
Engine Idle Speed Is Too Fast Or
Linkage not adjusted
Adjust Linkage. See Group 9010-20.
Slow
Engine and pump controller
Check engine and pump controller.
See Group 9015-15.
Engine control motor
Check engine speed control actuator
solenoid. See Group 9015-15.
Fuel injection pump
Remove and test fuel injection
pump. See your Local Fuel Injection
Pump Service Center.
Continued on next page
TX,9010,SB112 1929MAY986/12
3-33
