f16. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN
CODE 54 SUB CODE 01, 07, 10, 12, 17, 21, 23, 27, 32, 34, 43, 45, 54, 56, 65, 70,
71, 72, 80, 81, 82, 83, 85, 86, 92, 93, 95, 96, or 97
1.
Is main code 54 logged
without main code 22 sub
code 15 or 16?
WARNING
CAUTION
Read WARNING and
CAUTION on
following page.
Perform Transmission System
Troubleshooting (f3. WTEC II Transmission
ECU Pushbutton Shift Selector (TEPSS) Displays
Main Code 22 Sub Code 15 or f4. WTEC II
Transmission ECU Pushbutton Shift Selector
(TEPSS) Displays Main Code 22 Sub Code 16).
YES
NO
REASON FOR QUESTION
TEST OPTIONS
Visual Inspection
If main code 22 sub code 15 or
16 is logged, turbine speed
sensor, output speed sensor or
associated circuitry is faulty.
KNOWN INFO
Transmission oil level OK.
Fuse OK.
Batteries OK.
POSSIBLE PROBLEMS
Faulty output speed sensor.
Faulty turbine speed sensor.
Faulty WTEC II TEPSS.
TM 9-2320-365-20-2
2-1456 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, Appendix 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
