TM-9-2320-365-34-1 LMTV Direct Maintenance Manual M1078 Series - Volume 1 Download
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c21. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN CODE 41, 42, 44, AND/OR 45 SUB CODE 15 (PRIOR TO SERIAL NUMBER 6510032369 WITH TRANSMISSION ADAPTER CABLE ASSEMBLY) (CONT) TM 9-2320-365-34-1 2-294 Change 1 KNOWN INFO TEST OPTIONS Continuity Test or STE/ICE-R Test #91 REASON FOR QUESTION NO YES 5. POSSIBLE PROBLEMS Replace transmission internal wiring harness (para 7-13). Circuit breaker OK. Batteries OK. WTEC II cab transmission harness OK. Transmission external wiring harness OK. Transmission adapter cable assembly OK. Faulty transmission internal wiring harness. Faulty D solenoid. Faulty WTEC II TEPSS. Is continuity present from internal wiring harness 24-pin connector pin D1 to internal wiring harness connector D pin A? If continuity is not present, transmission internal wiring harness is faulty.