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 198 of 1184

TM 9-2330-334-13&P

ANTI-LOCK BRAKE SYSTEM (ABS) DIAGNOSTIC

LIGHT BLINKS SEVEN TIMES-Continued

0036 00

BRAKE SYSTEM TROUBLESHOOTING - Continued

Table 1.

Anti-Lock Brake System (ABS) Diagnostic Light Blinks Seven Times.

Change 1

0036 00-2

INDICATION/CONDITION

DECISION (NO/YES)

PROCEDURAL STEPS

1.

Is 4-8 ohms of resistance

present across ABS relay

valve harness pin 5 to pin 6?

No.

Replace ABS relay valve

(WP 0075 00).

1.

Set multimeter to ohms.

Yes.

Go to (Indication/Condition

2).

2.

Disconnect ABS relay valve

harness from ABS ECU

valve.

3.

Connect positive (+) probe

of multimeter to ABS relay

valve harness pin 5.

4.

Connect negative (-) probe

of multimeter to ABS relay

valve harness pin 6 and note

reading on multimeter.