TM 9-2320-366-34-1
2-590.4 Change 1
2.
TEST OPTIONS
KNOWN INFO
Visual Inspection
REASON FOR QUESTION
POSSIBLE PROBLEMS
Transmission oil level OK.
C3 oil pressure OK.
Main oil pressure OK.
WTEC II transmission
control valve module OK.
Faulty WTEC II TEPSS.
Is main code 55 logged
after road test?
If main code 55 is logged after
road test, WTEC II TEPSS is
faulty.
YES
Fault corrected.
NO
Replace WTEC II TEPSS
(TM 9 2320-366-20-4).
c47A. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN
CODE 55 AND ANY SUB CODE (CONT)
