TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download
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TM 9-2320-365-20-1  e71. INTERVEHICLE TAILLIGHTS DO NOT OPERATE  INITIAL SETUP  Equipment Condition  Engine shut down (TM 9-2320-365-10).  Personnel Required  (2)  References  TM 9-4910-571-12&P  Tools and Special Tools  Tool Kit, Genl Mech (Item 44, Appendix C)  STE/ICE-R (Item 39, Appendix C)  Multimeter, Digital (Item 22, Appendix C)  Materials/Parts  Ties, Cable, Plastic (Item 76, Appendix D)  1.  Is 12 vdc present at  connector J95-6?  WARNING  Read WARNING  on following page.  START  Perform Electrical System Troubleshooting  (e48. One or Both Composite Lights Do Not Illuminate)  if towed vehicle is FMTV. If not an FMTV vehicle, refer  to towed vehicle TM for troubleshooting procedures.  YES Go to step 2 of this fault.  NO  KNOWN INFO  Towing vehicle taillights  operate.  POSSIBLE PROBLEMS  Faulty towed vehicle.  Faulty rear lights cable  assembly.  Faulty rear intervehicular 12  VDC (7 pin) cable.  TEST OPTIONS  Voltage Test or  STE/ICE-R Test #89  REASON FOR QUESTION  This question eliminates  possible problems and  determines where  troubleshooting continues.  2-822