Replace WTEC III transmission
ECU (para 8-7).
Replace 100 amp voltage regulator (para 7-5)
or 200 amp voltage regulator (para 20-57).
YES
NO
7.
Is 33 vdc or more present at
DCA connector terminal N?
WARNING
Read WARNING
on following page.
TEST OPTIONS
Voltage Test or STE/ICE-R Test
#89
REASON FOR QUESTION
If 33 vdc or more is present,
voltage regulator is faulty. If
24-32 vdc is present, WTEC III
transmission ECU is faulty.
KNOWN INFO
Vehicle runs.
Batteries OK.
WTEC III dashboard cable
assembly OK.
POSSIBLE PROBLEMS
Faulty WTEC III transmission
ECU.
Faulty voltage regulator.
TM 9-2320-365-20-2
2-1592 Change 1
f37. WTEC III TRANSMISSION PUSHBUTTON SHIFT SELECTOR (TPSS) DISPLAYS MAIN CODE
13 AND ANY SUB CODE (CONT)
