TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
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TEST OPTIONS REASON FOR QUESTION NO YES KNOWN INFO Continuity Test or STE/ICE-R Test #91 POSSIBLE PROBLEMS Faulty WTEC III relay K25. Faulty WTEC III dashboard cable assembly. Faulty rear lights cable assembly. Faulty WTEC III transmission ECU. 15. If continuity is not present, wire 113 is faulty. e55. BACKUP LIGHT DOES NOT ILLUMINATE (CONT) CAUTION Read CAUTION on following page. Is continuity present from WTEC III relay K25 terminal 85 to connector P115 socket 4? Repair wire 113 from WTEC III relay K25 terminal 85 to connector P115 socket 4 (para 2-45) or replace WTEC III dashboard cable assembly (para 7-11). TM 9-2320-366-20-1 2-698 Change 1 Circuit breaker CB70 OK. Circuit breaker CB73 OK. Both turn signals illuminate. Engine starts. Transmission reverse (R) range OK. Backup light lamps OK. Backup light assembly OK. WTEC III transmission controls.