TM-9-2320-366-20-1

M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)

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

FEBRUARY 2006

CHANGE 3

TM-9-2320-366-20-1 - Page 1398 of 1824

TM 9-2320-366-20-1

KNOWN INFO

7.

TEST OPTIONS

CAUTION

Read CAUTION

on following page.

Continuity Test or

STE/ICE-R Test #91

REASON FOR QUESTION

POSSIBLE PROBLEMS

Faulty rear lights cable

assembly.

Faulty rear intervehicular

24 VDC (12 pin) cable.

e69. TRAILER BLACKOUT STOPLIGHTS DO NOT ILLUMINATE (CONT)

2-834

Change 1

Is continuity present from

connector P51 socket 8

to connector P53R

socket 6?

If continuity is not present,

wire 23T is faulty.

If

continuity is present,

intervehicular 24 VDC (12 pin)

cable is faulty.

Towing vehicle blackout

stoplights OK.

Circuit breaker CB39 OK.

Trailer electrical system OK.

Dashboard cable assembly OK.

Relay K27 OK.

NO

YES

Replace intervehicular

24 VDC cable (para 7-129).

Repair wire 23T from connector P51 socket 8

to connector P53R socket 6 (para 2-45) or replace

M1083/M1084/M1085/M1090/M1090/M1092/

M1093/M1094 rear lights cable assembly

(para 7-84) or M1086/M1088/M1089 rear lights

cable assembly (para 7-104).