TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 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 16. If continuity is not present, wire 490 is faulty. e53. BACKUP LIGHT DOES NOT ILLUMINATE (CONT) 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. CAUTION Read CAUTION on following page. Is continuity present from WTEC III relay K25 terminal 87 to connector J51 pin 2? Repair wire 490 from WTEC III relay K25 terminal 87 to connector J51 pin 2 (para 2-40) or replace WTEC III dashboard cable assembly (para 7-11). TM 9-2320-365-20-1 2-668 Change 1 Faulty WTEC III relay K25. Faulty WTEC III dashboard cable assembly. Faulty rear lights cable assembly. Faulty WTEC III transmission ECU.