TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download
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e68. INTERVEHICLE LEFT TURN SIGNAL DOES NOT ILLUMINATE (CONT) TM 9-2320-365-20-1 2-808 Change 1 3. WARNING KNOWN INFO TEST OPTIONS Voltage Test or STE/ICE-R Test #89 REASON FOR QUESTION CAUTION Read WARNING and CAUTION on following page. Is 12 VDC pulse present at connector P52R pin 5? Replace rear intervehicular 12 VDC (7 pin) cable (para 7-78). POSSIBLE PROBLEMS Towing vehicle left turn signal illuminates. Towed vehicle left turn signal OK. Dashboard cable assembly OK. Faulty rear lights cable assembly. Faulty rear intervehicular 12 VDC (7 pin) cable. If 12 VDC pulse is not present, wire 461B is faulty. If 12 VDC pulse is present, rear intervehicular 12 VDC (7 pin) cable is faulty. NO Repair wire 461B from connector P51 socket 12 to connector P52R pin 5 (para 2-40) or replace rear lights cable assembly (para 7-75). YES