TM-9-2330-334-13-P

FAMILY OF MEDIUM TACTICAL VEHICLES (FMTV) LOAD HANDLING SYSTEM TRAILER (LHST) M1147A1

TECHNICAL MANUAL; OPERATOR AND FIELD LEVEL MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST (RPSTL)

DECEMBER 2013

CHANGE 1

TM-9-2330-334-13-P - Page 138 of 1184

TM 9-2330-334-13&P

RIGHT STOPLIGHT DOES NOT ILLUMINATE-Continued

0022 00

ELECTRICAL SYSTEM TROUBLESHOOTING - Continued

Table 1.

Right Stoplight Does Not Illuminate - Continued.

Change 1

0022 00-6

INDICATION/CONDITION

DECISION (NO/YES)

PROCEDURAL STEPS

5.

Is 8-16 VDC present at

connector J255?

No.

Repair wire 114 (EM 0195)

or replace right rear

electrical harness (WP 0063

00).

1.

Set multimeter to VDC.

Yes.

Go to (Indication/Condition

6).

2.

Remove right rear composite

light from trailer for access

(WP 0060 00).

3.

Disconnect connector J255

from right rear composite

taillight.

4.

Connect positive (+) probe

of multimeter to connector

J255.

5.

Connect negative (-) probe

of multimeter to a known

good ground.

6.

Position main light switch to

STOP LIGHT on towing

vehicle, depress brake pedal,

and note reading on

multimeter.