TM 9-2350-247-20-1
BLACKOUT STOPLIGHT DOES NOT WORK—Continued
0039 00
4Y
1. Remove service stoplight-taillight bulb (1).
2. Measure resistance of bulb (1) for continuity.
3. Does multimeter show 0 ohms?
YES
NO
4YN
1. Replace service stoplight-taillight
bulb (WP 0278 00).
2. Verify no faults found.
5Y
1. Turn MASTER SWITCH OFF.
2. Disconnect circuit 23 (right) and circuit 22 (left) connectors (1)
from service stoplight-taillights.
3. Turn MASTER SWITCH ON.
4. Measure voltage between circuit 23 or circuit 22 connectors (1)
and ground.
5. Does multimeter show voltage on circuit 23 or circuit 22
connectors?
YES
NO
5YN
1. Repair wiring harness (WP 0294 00).
2. Verify no faults found.
0039 00-3
