NO
YES
Replace transmission oil cooler
tube(s) (para 8-11).
2.
Are transmission oil cooler
tubes free from damage?
TEST OPTIONS
Visual Inspection
REASON FOR QUESTION
Damaged oil cooler tubes may
cause WTEC III TPSS to display
main code 24 and/or 33.
KNOWN INFO
Transmission oil level OK.
Fuse OK.
Batteries OK.
Engine does not overheat.
POSSIBLE PROBLEMS
Faulty transmission oil cooler
tubes.
Faulty transmission oil cooler.
Faulty transmission oil filters.
Faulty WTEC III cab
transmission harness.
Faulty WTEC III transmission
ECU.
2-1506 Change 1
TM 9-2320-365-20-2
f25. WTEC III TRANSMISSION PUSHBUTTON SHIFT SELECTOR (TPSS) DISPLAYS MAIN CODE
24 AND/OR 33 AND ANY SUB CODE (CONT)
