Table 5. Engine Troubleshooting Procedures.

TM 9-2320-312-24-1

TROUBLESHOOTING PROCEDURES - CONTINUED

0006 00

Table 4. Electrical System Troubleshooting Procedures - Continued.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

WINDSHIELD WASHER AND WIPER SYSTEM - CONTINUED

3. Windshield Wiper Inoperative.

1. Ensure "WIPERS" 15A

Reset circuit breaker.

circuit breaker is not tripped.

If switch is not operating

2. Using multimeter to check

wiper/washer control switch

properly in all positions, replace

operations.

switch (WP 0093 00).

If voltage is present, replace

3. Using multimeter to check for

12Vdc at wiper motor harness

wiper motor (WP 0060 00).

connector with wiper/washer

switch in on position.

Table 5. Engine Troubleshooting Procedures.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

1. Coolant Temperature Gauge (and Warning

Light and Alarm) Indicate Engine is

Overheating.

WARNING

DO NOT service cooling system unless engine has

cooled to at least 120F (50C) as indicated on coolant

temperature gauge. This is a pressurized cooling

system and escaping steam or hot coolant will cause

serious burns.

Wear effective eye, glove, and skin protection when

handling coolants. Failure to do so may cause injury.

1. Check coolant level (TM 9-

If low, add coolant (TM 9-2320-

2320-312-10).

312-10).

Replace failed belt tensioner

2. Check for loose engine

serpentine belt. If belt is

(WP 0013 00).

loose, inspect belt tensioner.

3. Check for worn or damaged

Replace worn or damaged

serpentine belt.

serpentine belt (WP 0012 00).

Tighten and/or replace any item

4. Check cooling system for

loose hoses, lines, tubes,

found to be loose or leaking.

clamps, or any signs of

leaking (TM 9-2320-312-10).

a. If engine oil level is low,

5. Check

engine

and

fill to correct level (TM 9-

transmission oil levels (TM 9-

2320-312-10).

0006 00-17