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Page Title:
BLACKOUT MARKER LIGHT(S) AND/OR TAILLIGHT(S) DO NOT OPERATE - continued |
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 TM 10-3930-673-20-1
17. BLACKOUT MARKER LIGHT(S) AND/OR TAILLIGHT(S) DO NOT OPERATE (CONT).
13
KNOWN INFO
TEST OPTIONS
Turn signals OK.
Voltage test.
Is 24 vdc present at taillight
Floodlights OK.
STE/ICE-R #89.
female connector where
Bulbs OK.
REASON FOR QUESTION
wire 45 connects?
Connector P2 OK.
If 24 vdc is not present, wire 45
Connector J2 OK.
faulty.
Wire 9 OK.
Circuit breaker CB6 OK.
Wire 1 OK.
Run relay OK.
Wire 3 OK.
Circuit breaker CB4 OK.
Wire 40 OK.
Blackout light switch OK.
POSSIBLE PROBLEMS
Repair wire 45
NO
Wire 45 faulty.
(Para 8-48).
Connector J1 faulty.
Connector P1 faulty.
Socket(s) faulty.
YES
14
KNOWN INFO
TEST OPTIONS
Turn signals OK.
Continuity test.
Is continuity present between
Floodlights OK.
STE/ICE-R #88.
taillight socket outside
Bulbs OK.
REASON FOR QUESTION
conductor ground and ground
Connector P2 OK.
If continuity is not present, wire 2
Connector J2 OK.
cable?
ground or brake light socket
Wire 9 OK.
faulty.
Circuit breaker CB6 OK.
Wire 1 OK.
Run relay OK.
Wire 3 OK.
Circuit breaker CB4 OK.
Wire 40 OK.
Blackout light switch OK.
Wire 45 OK.
Connector J1 OK.
Repair wire 2 (Para
NO
Connector P1 OK.
8-49).
POSSIBLE PROBLEMS
Socket(s) faulty.
YES
Ground faulty.
Replace bulb
(Para 8-33).
2-318
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