TM-9-2320-366-34-1 MTV Direct Maintenance Manual M1083 Series - Volume 1 Download
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c5. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN CODE 24 SUB CODE 12 OR 23 (SERIAL NUMBER 6510032369 AND HIGHER) TM 9-2320-366-34-1 2-122 Change 1 INITIAL SETUP Equipment Conditions Engine shut down (TM 9-2320-366-10-1). Batteries disconnected (TM 9-2320-366-20-3). Tools and Special Tools Tool Kit, Genl Mech (Item 78, Appendix B) STE/ICE-R (Item 70, Appendix B) Multimeter, Digital (Item 41, Appendix B) Goggles, Industrial (Item 28, Appendix B) Wrench, Torque, 0-200 lb-in. (Item 93, Appendix B) Wrench Set, Scoket (Item 85, Appendix B) Pan, Drain (Item 43, Appendix B) Materials/Parts Wire, Elect, 50 ft (Item 97, Appendix C) References TM 9-4910-571-12&P Personnel Required (2) KNOWN INFO TEST OPTIONS Continuity Test or STE/ICE-R Test #91 REASON FOR QUESTION 1. START WARNING CAUTION Read WARNING and CAUTION on following page. Faulty transmission external wiring harness. Faulty transmission internal wiring harness. Faulty scavenge pump assembly. Faulty WTEC II TEPSS. POSSIBLE PROBLEMS If continuity is not present, transmission external wiring harness is faulty. Is continuity present from connector P119-a to external wiring harness 31-pin connector pin N? Circuit breaker OK. Batteries OK. WTEC II cab transmission harness OK. NO YES Replace transmission external wiring harness (para 6-7).