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TM 9-2320-364-20-2
2-1266
13. ALL TURN SIGNALS DO NOT OPERATE.
INITIAL SETUP
1.
Go to Step 2 below.
START
NO
Headlights operate, indicating
10 to 14 vdc are present at
splice in wire 1189 after the
blackout service select switch.
Turn signal switch/hazard
switch faulty.
Wire 1189 between splice and
flasher faulty.
Wire 1080 faulty.
Flasher M5 faulty.
Turn signal/dimmer switch S1
faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Visual inspection.
If hazard lights operate but turn
signals do not, the turn signal
switch/hazard switch is faulty.
2-20. ELECTRICAL SYSTEM TROUBLESHOOTING (CONT).
Tools and Special Tools
Tool Kit, General Mechanic’s: Automotive
(Item 74, Appendix G)
STE/ICE (optional) (Item 3, Appendix G)
Multimeter (Item 44, Appendix G)
Equipment Condition
Engine OFF, (TM 9-2320-364-10)
Parking brake applied, (TM 9-2320-364-10)
Wheels chocked, (TM 9-2320-364-10)
References
TM 9-2320-364-10
TM 9-4910-571-12&P
Materials/Parts
Cable Tie (Item 26, Appendix C)
Do warning hazard lights
operate?
Replace turn signal
switch/hazard switch
(Para 7-35).
Verify repair, go to
Step 5 of this Fault.
YES
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