TM-9-2320-366-20-2 MTV Unit Maintenance Manual M1083 Series - Volume 2 Download
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Replace WTEC III transmission ECU (para 8-7). YES Replace 100 amp voltage regulator (para 7-5) or 200 amp voltage regulator (para 20-46). NO 7. WARNING Read WARNING on following page. TEST OPTIONS REASON FOR QUESTION KNOWN INFO Vehicle runs. Batteries OK. POSSIBLE PROBLEMS Faulty WTEC III transmission ECU. Faulty voltage regulator. TM 9-2320-366-20-2 2-1818 Change 1 Voltage Test or STE/ICE-R Test #89 If 33 VDC or more is present, voltage regulator is faulty. If 24-32 VDC is present, WTEC III transmission ECU is faulty. Is 33 VDC or more present at DCA connector terminal N? f37. WTEC III TRANSMISSION PUSHBUTTON SHIFT SELECTOR (TPSS) DISPLAYS MAIN CODE 13 AND ANY SUB CODE (CONT)