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 177 of 1184

TM 9-2330-334-13&P

ANTI-LOCK BRAKE SYSTEM (ABS) DIAGNOSTIC

LIGHT DOES NOT OPERATE-Continued

0031 00

BRAKE SYSTEM TROUBLESHOOTING - Continued

Table 1.

Anti-Lock Brake System (ABS) Diagnostic Light Does Not Operate - Continued.

0031 00-13

Change 1

INDICATION/CONDITION

DECISION (NO/YES)

PROCEDURAL STEPS

11.

Is 8-16 VDC present at

terminal lug TL251A?

No.

Go to (Indication/Condition

12).

1.

Set multimeter to VDC.

Yes.

Replace ABS ECU (WP 0071

00).

2.

Connect positive (+) probe

of multimeter to terminal lug

TL 251A (located on terminal

5 in junction box).

3.

Connect negative (-) probe

of multimeter to a known

good ground.

4.

Position master power switch

to on and note reading on

multimeter.