TM-9-2320-365-20-1

M1078 SERIES, 2 1/2-TON, 4 X 4, LIGHT MEDIUM TACTICAL VEHICLES (LMTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 1 OF 5

FEBRUARY 2006

CHANGE 3

TM-9-2320-365-20-1 - Page 944 of 1760

KNOWN INFO

WARNING

Read WARNING

on following page.

TEST OPTIONS

REASON FOR QUESTION

NO

YES

Voltage Test or

STE/ICE-R Test #89

4.

Circuit breaker CB67 OK.

No marker lights illuminate.

POSSIBLE PROBLEMS

Faulty dashboard cable

assembly.

Faulty main light switch.

Faulty relay K20.

Go to step 6 of this fault.

This question eliminates

possible problems and

determines where

troubleshooting continues.

Is 12 VDC present at relay

K20 terminal 86 on PDP?

e47A. ALL MARKER LIGHTS DO NOT ILLUMINATE IN NORMAL MODE (CONT)

TM 9-2320-365-20-1

2-584.58

Change 1