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 312 of 346

TM 9-2350-261-20-1

ENGINE OIL LOW PRESSURE INDICATOR MALFUNCTIONS — Continued

0051 00

CY

1.

Remove front main harness circuit 27J/34 plug (1) from ENGINE

OIL LOW PRESSURE indicator assembly jack (2).

2.

Measure resistance between circuit 34 plug pin and ground.

3.

Does multimeter read more than 0 ohms?

CYN

1.

Install front main harness plug on

ENGINE OIL LOW PRESSURE

indicator jack.

2.

Remove jumper wire.

3.

Replace engine oil low pressure

switch (WP 0316 00).

4.

Verify no faults found.

C2Y

1.

Remove engine harness plug (1) from front main harness

jack (2) at carrier bulkhead.

2.

Measure resistance between engine harness plug (1)

pin D (3) and ground.

3.

Does multimeter read 0 ohms?

C2YN

1.

Remove jumper wire.

2.

Install front main harness plug on

ENGINE OIL LOW PRESSURE

indicator assembly jack.

3.

Install indicator cover lens and bulb.

4.

Repair engine harness circuit 34

(WP 0312 00).

5.

Verify no faults found.

005100-5