What was found
FOUND FAULT NR 77-10842-THE TOP RT EGT SIGNAL, T495S1, IS OUT OF RANGE ON NR 2 ENG REF T/C 78273000. ACFT GROUNDED. PERFORMED BITE OF NR 2 ENGINE AND FAULT 77-10842 IS STILL ACTIVE. INSPECTION OF T49.5 CONNECTORS AT PROBES WERE FOUND TO BE VERY DIRTY. WHILE CLEANING CONNECTORS, FOUND CJ9 HARNESS TO BE DAMAGED. REPLACED CJ9 HARNESS. RECONNECTED ALL CONNECTORS. CLEARED FAULTS AND RAN EEC TEST, TEST PASSED. PERFORMED FADEC SYS TEST, TEST PASSED RE-ACCOMPLISHED T/C 78273000, AND NO FAULTS NOTED, REF MM 73-21-06.