f14. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN        CODE 25 AND ANY SUB CODE 1. Is main code 25 logged without main code 22 sub code 16? Perform Transmission System Troubleshooting (f4. WTEC II Transmission ECU Pushbutton Shift Selector (TEPSS) Displays Main Code 22 Sub Code 16). NO YES CAUTION Read CAUTION on following page.            TEST OPTIONS            Visual Inspection     REASON FOR QUESTION     If main code 22 sub code 16 is logged, output speed sensor or its circuit is faulty.             KNOWN INFO              Transmission oil level OK. Fuse OK. Batteries OK.        POSSIBLE PROBLEMS        Faulty WTEC II TEPSS. TM 9-2320-365-20-2 2-1448          Change 1 INITIAL SETUP   Equipment Conditions      Engine shut down (TM 9-2320-365-10).   Tools and Special Tools     Goggles, Industrial (Item 15, Appendix C)     Tool Kit, Genl Mech (Item 44, Appendix C)     STE/ICE-R (Item 39, Appendix C)     Pan, Drain (Item 24, Appendix C)     Wrench, Torque, 0-200 lb-in. (Item 58, Appendix C)     Wrench Set, Socket (Item 49, Appendix C) Materials/Parts   Packing, Preformed (Item 199, Appendix G)   Adapter, Straight, Pipe to Tube (Item 1.2, Appandix D)   Adapter, Straight, Tube to Boss (Item 1.3, Appendix D)   Hose Assembly, Nonmetallic (Item 25.1, Appendix D) Personnel Required   (2) Reference   TM 9-4910-571-12&P START