NO
YES
Perform Transmission System Troubleshooting
(f23. WTEC III Transmission Pushbutton Shift
Selector (TPSS) Displays Main Code 22 Sub Code
15 or f24. WTEC III Transmission Pushbutton Shift
Selector (TPSS) Displays Main Code 22 Sub
Code 16).
START
1.
Is main code 53 logged
without main code 22 sub
code 15 or 16?
CAUTION
Read CAUTION
on following page.
TEST OPTIONS
Visual Inspection
REASON FOR QUESTION
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 Fuse OK.
Batteries OK.
POSSIBLE PROBLEMS
Faulty output speed sensor.
Faulty turbine speed sensor.
Faulty WTEC III transmission
ECU.
TM 9-2320-365-20-2
2-1558 Change 1
f33. WTEC III TRANSMISSION PUSHBUTTON SHIFT SELECTOR (TPSS) DISPLAYS MAIN CODE
53 AND ANY SUB CODE
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 C0
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
