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 TEST OPTIONS NO YES CAUTION Read CAUTION on following page. Continuity Test or STE/ICE-R Test #91 REASON FOR QUESTION POSSIBLE PROBLEMS 6. Faulty dashboard cable assembly. Faulty rear lights cable assembly. Faulty rear intervehicular 24 VDC (12 pin) cable. 2-792 Change 1 If continuity is not present, wire 489T is faulty. Is continuity present from relay K28 terminal 87 on PDP to connector J51 pin 9? Towing vehicle marker/taillights OK. Circuit breaker CB41 Trailer electrical system OK. Relay K28 OK. e65. TRAILER MARKER/TAILLIGHTS DO NOT ILLUMINATE (CONT) Repair wire 489T from relay K28 terminal 87 on PDP to connector J51 pin 9 (para 2-45) or replace WTEC II dashboard cable assembly (para 7-10) or WTEC III dashboard cable assembly ( para 7-11).