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TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download

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TM 9-2320-366-20-1 KNOWN INFO 7. NO TEST OPTIONS CAUTION Read CAUTION on following page. YES Continuity Test or STE/ICE-R Test #91 REASON FOR QUESTION POSSIBLE PROBLEMS Faulty rear lights cable assembly. Faulty rear intervehicular 24 VDC (12 pin) cable. e68. TRAILER BLACKOUT MARKER LIGHTS DO NOT ILLUMINATE (CONT) If continuity is not present, wire 484T is faulty. If continuity is present, intervehicular 24 VDC (12 pin) cable is faulty. Is continuity present from connector P51 socket 10 to connector P53R sockets 7 and 9 and pin 10? Towing vehicle blackout marker lights OK. Circuit breaker CB42 OK. Trailer electrical system OK. Dashboard cable assembly OK. Relay K29 OK. Replace intervehicular 24 VDC cable (para 7-129). 2-824 Change 1 Repair wire 484T from connector P51socket 10 to connector P53R socket 7 or 9 or pin 10 (para 2-45) or replace M1083/M1084/M1085/M1090/M1090/ M1092/M1093/M1094 rear lights cable assembly (para 7-84) or M1086/M1088/M1089 rear lights cable assembly (para 7-104).