TM 9-2320-272-24-1
Table 2-3. Electrical Troubleshooting (Contd).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
28. ONE GAUGE INOPERATlVE
NOTE
If STE/ICE is available, perform NG31 - Gauge Test (para. 2-24).
Test individual gauge voltage.
Step 1. Place battery switch to OFF position.
Step 2. Remove instrument cluster panel (para. 3-83).
Step 3. Disconnect lead 27 from inoperative gauge.
Step 4. Place battery switch to ON position.
Step 5. Set multimeter to 50-volt range.
Step 6. Connect multimeter negative lead to vehicle chassis ground and positive lead to
disconnected lead 27. Multimeter should indicate battery voltage.
a. If battery voltage is not indicated, replace instrument cluster wiring harness
b. If battery voltage is indicated, replace defective gauge (para. 3-86).
END OF TESTING!
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