TM-9-2320-365-20-2 LMTV Unit Maintenance Manual M1078 Series - Volume 2 Download
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Replace WTEC III cab transmission  harness (para 7-87).  YES  NO  8.  Is continuity present from  connector J119 to  connector P114?  TEST OPTIONS  Continuity Test or STE/ICE-R  Test #91  REASON FOR QUESTION  If continuity is not present,  WTEC III cab transmission  harness is faulty.  KNOWN INFO  Fuse OK.  Transmission oil level OK.  Batteries OK.  TPS cable assembly OK.  POSSIBLE PROBLEMS  Faulty WTEC III cab  transmission harness.  Faulty WTEC III transmission  ECU.  TM 9-2320-365-20-2  2-1546 Change 1  f30. WTEC III TRANSMISSION PUSHBUTTON SHIFT SELECTOR (TPSS) DISPLAYS MAIN CODE  21 AND ANY SUB CODE (CONT)