TM 9-2350-261-20-1
1. Locate failing light(s).
2. Remove circuit 20 plug (1) (BO marker) and/or
circuit 24 plug (2) (BO tail light) from failing light
jack.
3. Measure voltage between plug pin and ground.
4. Does multimeter read less than 17 volts?
1. Replace faulty light bulb.
For BO marker light
(page 12-7). For left/right
tail light (page 12-13).
2. Verify no faults found.
1. Repair rear main wiring
harness circuit 24
(page 14-3).
2. Verify no faults found.
1. Is one front BO marker light not operating?
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