TM-9-2350-277-20-1

CARRIER M113A3, M577A3, M1059A3, M1064A3, M1068A3 AND M58

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL VOLUME 1 OF 6

TM-9-2350-277-20-1 - Page 677 of 855

TM 9-2350-277-20-1

MSD/ICE TEST 24 FUEL SUPPLY PRESSURE DIAGNOSTIC

TROUBLESHOOTING — Continued

0143 00

5Y

1.

Move jumper wire on harness 12354672 plug P8 (1) from

pins3and4topins1(2)and2(3)

.

2.

Measure resistance between harness 12354593 plug P1

(1), pins N (5) and W (6).

3.

Does MSD read 0 ohms?

5YN

GO TO

EY

(PAGE 0143 00-9)

6Y

1.

Has fuel supply pressure tachometer been replaced?

6YN

1.

Replace fuel supply pressure

tachometer (WP 0324 00).

2.

Verify no faults found.

7Y

1.

Faulty MSD.

2.

Notify supervisor.

014300-4

Change 5