What was found
WHILE ACCOMPLISHING T/C 78273000 NR2 ENGINE 77-20862, THE BOTTOM LEFT EGT SIGNAL T495S3 IS OUT OF RANGE, LONG TERM FAULT AND NR 2 ENGINE 77-20872 THE TOP LEFT EGT SIGNAL T495S4 IS OUT OF RANGE, LONG TERM FAULT. ACFT GROUNDED. PERFORMED EEC BITE TEST ON NR 2 ENGINE IAW AMM 73-21-00-740-803-F00. FOUND FAULTS 77-20862 AND 77-020872 STILL ACTIVE, ALSO T49.5 S3 PROBE SHOWED DASHES DURING VIEWING OF INPUT MONITORING. PERFORMED EGT SYSTEM INSPECTION IAW AMM 77-21-01-200-801-F00, FOUND CJ10 HARNESS SHORTED TO SHIELDING. REMOVED AND REPLACED THE WIRE HARNESS IAW AMM 73-21-06/401. OPS TESTED GOOD.