TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
Page 1406 of 1824
TM 9-2320-366-20-1 TEST OPTIONS REASON FOR QUESTION KNOWN INFO Voltage Test or STE/ICE-R Test #89 2. 2-842 Change 1 WARNING CAUTION Read WARNING and CAUTION on following page. Towing vehicle left turn signal illuminates. Towed vehicle left turn signal OK. POSSIBLE PROBLEMS Faulty dashboard cable assembly. Faulty rear lights cable assembly. Faulty rear intervehicular 12 VDC (7 pin) cable. Is 12 VDC pulse present at connector J51 pin 12? If 12 VDC pulse is not present, wire 461B is faulty. NO Repair wire 461B from connector J51 pin 12 to splice E3 (para 2-45) or replace WTEC II dashboard cable assembly (para 7-10) or WTEC III dashboard cable assembly (para 7-11). YES e71. INTERVEHICULAR LEFT TURN SIGNAL DOES NOT ILLUMINATE (CONT)