TM 9-2320-366-34-1 2-514          Change 1 1. WARNING       CAUTION       Read WARNING and CAUTION on following page.            TEST OPTIONS            Continuity Test or STE/ICE-R Test #91     REASON FOR QUESTION                 KNOWN INFO              Replace transmission external wiring harness (para 6-7). YES NO        POSSIBLE PROBLEMS        Circuit breaker OK. Batteries OK. WTEC II cab transmission harness OK. Faulty transmission external wiring harness. Faulty transmission internal wiring harness. Faulty F solenoid. Faulty WTEC II TEPSS. Is continuity present from connector P119-F to external wiring harness 24-pin connector pin D3? If continuity is not present, transmission external wiring harness is faulty. START c41. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN         CODE 43 SUB CODE 21 (PRIOR TO SERIAL NUMBER 6510032369) INITIAL SETUP   Equipment Condition     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, Socket (Item 85, Appendix B) Materials/Parts   Wire, Elect, 50 ft (Item 97, Appendix C) Personnel Required     (2) References     TM 9-4910-571-12&P