TM-9-2320-387-24-1

TRUCK, UTILITY: S250 SHELTER CARRIER, 4X4, M1113

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE, VOLUME 1

DECEMBER 1997

CHANGE 1

TM-9-2320-387-24-1 - Page 115 of 1205

TM 9-2320-387-24-l

ENGINE RUNNING

DIAGNOSTIC

FLOWCHART

KNOWN INFO

I

ENGINE STARTS

POSSIBLE

PROBLEMS

FUEL SYSTEM

AIR INTAKE/EXHAUST

MECHANICAL

ELECTRICAL

GLOW PLUGS

~ THIS SECTION IS FOR PROBLEMS

SUCH AS ROUGH IDLE, ROUGH

RUNNING, LACK OF POWER, UN-

USUAL NOISE OR VIBRATIONS.

IF THE VEHICLE WON‘T START,

RUN THE STARTABILITY TESTS.

DOES THE ENGINE RUN

WITHOUT STALLING?

’ OPTIONS

OBSERVE

THE ENGINE AND

VEHICLE

OPERATION.

REASON

FOR QUESTION

To detect and fix minor problems

before looking for major problems.

L

w-

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