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 If continuity is not present, wire 490 is faulty. 17. POSSIBLE PROBLEMS 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. WTEC III dashboard cable assembly OK. CAUTION Read CAUTION on following page. Is continuity present from connector P51 socket 2 to connector P87? Repair wire 490 from connector P51 socket 2 to connector P87 (para 2-40) or replace rear lights cable assembly (para 7-75). TM 9-2320-365-20-1 2-670 Change 1 Faulty rear lights cable assembly. Faulty WTEC III relay K25. Faulty WTEC III transmission ECU.