TM 9-2350-247-20-1
TRAILER LIGHTS DO NOT OPERATE
0043 00
INITIAL SETUP:
Maintenance Level
Unit
Tools and Special Tools
General Mechanics Tool Kit (WP 0541 00, Item 57)
Multimeter (WP 0541 00, Item 29)
Personnel Required
Unit Mechanic
Helper (H)
References
See your -10
Equipment Condition
Engine stopped (see your -10)
Carrier blocked (see your -10)
T
1. Operate all exterior lights (see your -10).
2. Do any exterior lights operate in any light switch positions?
YES
NO
TN
1. Go to no exterior lights operate
(WP 0034 00).
Y
1. Remove trailer plug from trailer receptacle.
2. Do all carrier exterior lights operate properly?
YES
NO
YN
1. Troubleshoot carrier exterior lights
(WP 0034 00).
2Y
1. Turn MASTER SWITCH OFF.
2. Measure resistance between trailer receptacle (1) pin L (2) and
ground.
3. Does multimeter read 0 ohms?
YES
NO
2YN
1. Replace trailer wiring harness
(WP 0301 00).
2. Verify no faults found.
0043 00-1