KNOWN INFO
Transmission oil level OK.
Fuse OK.
Batteries OK.
Engine does not
overheat.
Transmission oil cooler tubes
OK.
Transmission oil cooler OK.
POSSIBLE PROBLEMS
Faulty transmission oil filters.
Faulty WTEC III cab
transmission harness.
Faulty WTEC III
transmission ECU.
Are transmission oil filters
free from damage?
TEST OPTIONS
Visual Inspection
REASON FOR QUESTION
6.
TM 9-2320-366-20-2
2-1736
Change 1
f25. WTEC III TRANSMISSION PUSHBUTTON SHIFT SELECTOR (TPSS) DISPLAYS MAIN CODE
24 AND/OR 33 AND ANY SUB CODE (CONT)
Plugged transmission oil filters
may cause WTEC III TPSS to
display main code 24 and/or
33.
Replace transmission
oil filters (para 8-9).
YES
NO