TM 9-2350-277-20-1
SERVICE AND/OR BLACK OUT STOP LIGHTS MALFUNCTION—Continued
0033 00
B3Y
1. Remove instrument panel for access (WP 0295 00).
2. Remove harness 12349881 plug (1) from lighting control
switch (2).
3. Measure resistance between lighting control switch plug (1) pin C
(3) to circuit 22 (service stop) jack (4) or pin N (5) to circuit 23
(BO stop) jack (6).
4. Does multimeter read 0 ohm?
YES
NO
B3YN
1. Install harness 12268797 on
tail light.
2. Faulty harness 12349881 circuit 22
or 23. Beyond unit maintenance
repair.
3. Notify supervisor.
B4Y
1. Install harness 12268797 plugs on harness 12349881 jack and
tail light.
2. Replace main light switch (WP 0283 00).
3. Verify no faults found.
0033 00-4
