TM 9--2350--292--20--1
0119 00--6
BLACKOUT STOPLIGHTS FAIL TO OPERATE -- CONTINUED
0119 00
CONTINUED FROM STEP C AND K
no
yes
Repair (WP 0290 00) or replace
(WP 0242 00) harness 4W151.
Verify fault is corrected.
L
M
1. Remove right side and left side access covers
holding stoplight assemblies (WP 0276 00).
2. Disconnect lead 23 from both stoplight
assemblies.
3. Turn MASTER switch ON
(TM 9--2350--292--10).
4. While assistant presses brake pedal, place
multimeter red lead in each lead 23 connector
socket (one at a time) while holding black lead
to ground. Check for voltage.
5. Turn MASTER switch OFF
(TM 9--2350--292--10).
Is 24 V dc present at both checks?
Is continuity present at both checks?
1. Reconnect lead 23 to both stoplight assemblies.
2. Install access covers holding stoplight
assemblies (WP 0276 00).
3. Place one multimeter lead on each stoplight
assembly grounding stud (one at a time) while
holding other lead to vehicle ground. Check for
continuity.
Replace faulty stoplight
assembly (WP 0276 00).
Verify fault is corrected.
Replace faulty ground
lead (WP 0276 00).
Verify fault is corrected.
yes
no
END OF TASK
