TM 9-2350-247-20-1
TURN SIGNAL LAMP, STOPLIGHT OR CONTROL LIGHT DOES NOT LIGHT OR FLASH
WHEN CONTROL IS IN RIGHT OR LEFT TURN POSITION—Continued
0065 00
6Y
1. Install harness connector on turn signal control unit.
2. Remove bulb (1) from blackout marker light (2) (WP 0280 00).
3. Measure resistance of bulb (1) for continuity.
4. Does multimeter indicate any continuity?
YES
NO
6YN
1. Replace faulty bulb (WP 0280 00).
2. Verify no faults found.
7Y
1. Install bulb in blackout marker light (WP 0280 00).
2. Remove circuit 22 plug (1) from jack on left stoplight-taillight, or
circuit 23 plug (2) from jack on right stoplight-taillight.
3. Turn MASTER SWITCH ON.
4. Turn main light switch lever on lighting control switch to BO
MARKER.
5. Measure voltage between circuit 22 (left) plug (1) or circuit 23
(right) plug (2) and ground with both steering levers locked in
parking brake position.
6. Does multimeter read less than 17 volts?
YES
NO
7YN
1. Turn MASTER SWITCH OFF.
2. Install circuits 22 and 23 on left and
right stoplight-taillight.
3. Replace service stoplight or blackout
bulb (WP 0276 00, WP 0275 00, or
WP 0278 00).
4. Verify no faults found.
0065 00-5
