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Page Title:
TAILLIGHT(S) DO NOT OPERATE - continued |
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 TM 10-3930-673-20-1
8. TAILLIGHT(S) DO NOT OPERATE (CONT).
11
KNOWN INFO
TEST OPTIONS
Bulbs OK.
Voltage test.
Is 24 vdc present at
Connector P2 OK.
STE/ICE-R #89.
connector J1-8 (wire 46)?
Connector J2 OK.
REASON FOR QUESTION
Wire 9 OK.
If 24 vdc is not present, blackout
Circuit breaker CB6 OK.
light switch or wire 46 faulty.
Wire 1 OK.
Run relay OK.
Wire 3 OK.
Circuit breaker CB4 OK.
Wire 40 OK.
POSSIBLE PROBLEMS
Blackout light switch faulty.
Wire 46 faulty.
Connector J1 faulty.
Go to Step 12 of
NO
Connector P1 faulty.
this fault.
Socket(s) faulty.
YES
Go to Step 13 of
this fault.
12
KNOWN INFO
TEST OPTIONS
Bulbs OK.
Continuity test.
Is continuity present between
Connector P2 OK.
STE/ICER #88.
connector J3-H and
Connector J2 OK.
REASON FOR QUESTION
connector J1-8?
Wire 9 OK.
If continuity is not present, blackout
Circuit breaker CB6 OK.
control switch or wire 46 faulty.
Wire 1 OK.
Run relay OK.
Wire 3 OK.
Circuit breaker CB4 OK.
Wire 40 OK.
POSSIBLE PROBLEMS
Blackout light switch faulty.
Wire 46 faulty.
Connector J1 faulty.
Repair wire 46
NO
Connector P1 faulty.
(Para 8-48).
Socket(s) faulty.
YES
Replace blackout
light switch
(Para 8-13).
2-172
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