TM 9-2350-261-20-1
1. Turn MASTER SWITCH to ON.
2. Turn lighting control switch to BO marker.
3. Measure voltage between trailer receptacle (1) pins
A (2), C (3), and F (4) to ground with steering
levers pulled back.
4. Does multimeter read 17 volts or more for all read-
ings?
1. Turn lighting control switch to SER DRIVE.
2. Measure voltage between trailer receptacle (1) pins
B (2) and E (3) to ground with steering levers
pulled back.
3. Does multimeter read 17 volts or more?
1. Faulty trailer harness and/or lights.
2. Notify your supervisor.
4
1. Replace trailer receptacle
harness (page 17-2).
2. Verify no faults found.
3-101
1. Replace trailer receptacle
harness (page 17-2).
2. Verify no faults found.