Table 4. Electrical System Troubleshooting Procedures - Continued.

TM 9-2320-312-24-1

TROUBLESHOOTING PROCEDURES - CONTINUED

0006 00

Table 4. Electrical System Troubleshooting Procedures - Continued.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

INSTRUMENT PANEL GAUGES AND CONTROLS - CONTINUED

1. Fuel Gauge Inoperative - Continued.

c. Replace fuel level sending

unit (WP 0021 00).

2. Instrument and Warning Light Cluster

1. Ensure "GAUGES" 10A

Reset circuit breaker.

Inoperative.

circuit breaker is not tripped.

Replace instrument and warning

2. Inspect front and rear of

instrument and warning light

light cluster if damaged.

cluster for signs of damage.

Reconnect harness to cluster as

Ensure harness connector is

required (WP 0094 00).

securely connected to cluster

(WP 0094 00).

3. Use multimeter to check for

a. If voltage is present at

12Vdc at harness connector.

harness

connector,

replace instrument and

warning light cluster (WP

0094 00).

b. If voltage is not present,

continue

check

instrument panel wiring

for loose or disconnected

wires.

3. Speedometer/Odometer Inoperative.

1. Ensure "GAUGES" 10A

Reset circuit breaker.

circuit breaker is not tripped.

Replace gauge if damaged.

2. Inspect front and rear of

gauge for signs of damage.

Reconnect harness to gauge as

Ensure harness connector is

required (WP 0093 00).

securely connected to gauge

(WP 0093 00).