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Page Title:
LEFT TURN SIGNAL DOES NOT OPERATE - continued |
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 TM 10-3930-673-20-1
11. LEFT TURN SIGNAL DOES NOT OPERATE (CONT).
4
KNOWN INFO
TEST OPTIONS
Right turn signal OK.
Voltage test.
Is 24 vdc present at turn
Wire 25 OK.
STE/ICE-R #89.
signal switch where wire 27
POSSIBLE PROBLEMS
REASON FOR QUESTION
connects and known good
Turn signal switch faulty.
If voltage is not present at turn
ground?
Wire 27 faulty.
signal switch where wire 27
Connector P1 faulty.
connects, turn signal switch
Connector J1 faulty.
faulty.
Replace turn signal
NO
switch (Para 8-12).
YES
5
KNOWN INFO
TEST OPTIONS
Right turn signal OK.
Voltage test.
Is 24 vdc present at turn
Wire 25 OK.
STE/ICE-R #89.
signal socket center
Turn signal switch OK.
REASON FOR QUESTION
conductor?
POSSIBLE PROBLEMS
This question eliminates possible
Wire 27 faulty.
problems and determines where
Connector P1 faulty.
troubleshooting continues.
Connector J1 faulty.
Go to Step 7 of this
NO
fault.
YES
2-216
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