Covering the politics, Business and technology of defense - Subscribe Today

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

Page 1256 of 1824

e55. BACKUP LIGHT DOES NOT ILLUMINATE (CONT) TM 9-2320-366-20-1 2-702 Change 1 TEST OPTIONS REASON FOR QUESTION KNOWN INFO Continuity Test or STE/ICE-R Test #91 If continuity is not present, wire 490 is faulty. 17. POSSIBLE PROBLEMS Faulty rear lights cable assembly. Faulty WTEC III relay K25. Faulty WTEC III transmission ECU. 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. WTEC III dashboard cable assembly OK. CAUTION Read CAUTION on following page. Is continuity present from connector P51 socket 2 to connector P87? NO Repair wire 490 from connector P51 socket 2 to connector P87 (para 2-45) or replace rear lights cable assembly (para 7-84 or 7-104). YES