TM 5-4320-300-14
Table 4-2. Organizational Maintenance Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
12.
LIGHTS DO NOT WORK
Step 1. Check taillight and blackout stoplight bulbs.
a.Disconnect intervehicle connector and place in holder.
b.Remove lens by removing mounting screws. Remove bulb and check for broken filament. Replace defective
bulb.
Step 2. Inspect trailer wiring harness for broken wires, deteriorating insulation, or broken contacts. Inspect
intervehicle connector for missing contact pins.
If necessary, repair or replace harness as described in paragraph 4-45.
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