What was found
ON #2 ENGINE LONG TIME FAULT 75-20832, THE T3 SIGNAL IS OUT OF RANGE, WAS DISCOVERED DURING EEC BITE TEST. DEFERRED PER TASK CARD 78273000. GROUNDED - YES. ALTERNATE DEACTIVATION PROCEDURES USED PER CHAPTER 5, TABLE 3, ITEM 3,4,8,9. REMOVED AND REPLACED #2 ENGINE T3 SENSOR REF B737-900 AMM 73-21-07/401. 4 C/B'S OPENED, TAGGED, AND RESET. OPERATIONAL CHECK SATISFACTORY.