TM-9-2350-261-20-1

CARRIER, M113A2, M577A2, M1064, M1068, M1059 AND M901A1

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL - VOLUME 1 OF 4

TM-9-2350-261-20-1 - Page 241 of 346

TM 9-2350-261-20-1

SERVICE TAILLIGHT DOES NOT OPERATE — Continued

0035 00

2Y

1.

Remove rear main harness circuit 21 plug (1) from front main

harness circuit 21 jack (2) on instrument panel.

2.

Measure voltage between front main harness jack (2) and ground.

3.

Does multimeter read less than 17 volts?

2YN

1.

Repair rear main harness circuit

21 (WP 0312 00).

2.

Verify no faults found.

3Y

1.

Turn MASTER SWITCH to OFF (see your -10).

2.

Remove instrument panel for access (WP 0238 00).

3.

Remove front main harness plug (1) from lighting

control switch jack (2).

4.

Measure resistance between lighting control switch jack

(2), pin H (3), and circuit 21 jack (4).

5.

Does multimeter read 0 ohms?

3YN

1.

Install rear main harness circuit 21

plug on left taillight jack.

2.

Repair front main harness circuit

21 (WP 0312 00).

3.

Verify no faults found.

003500-2

4Y

1.

Install rear main harness circuit 21 plug on left taillight jack.

2.

Replace main light switch (WP 0242 00).

3.

Verify no faults found.