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).
