What was found
WHILE INTERROGATING NR 2 ENG CDU FAULTS , FOUND FAULT 77-20862. BOTTOM LT EGT SIGNAL IS OUT OF RANGE. ACFT GROUNDED. R & R LOWER LEFT EGT PROBE IAW MM 77-21-01-000-801-F00, & MM 77-21-01-400-801-F00. PERFORMED EEC TEST IAW MM 73-21-00-700-804-F00, FAULT CODE 77-20862. THE BOTTOM LEFT EGT SIGNAL IS OUT OF RANGE STILL PRESENT. NO OTHER FAULTS NOTED. ACCOMPLISHED TROUBLESHOOTING FOR FAULT 77-20862 IAW FIM 77-21, TASK 803. PERFORMED NR 2 ENGINE EGT CONNECTOR CLEANING IAW MM 77-21-00-201. ALL CONNECTORS CLEANED. PERFORMED EEC TEST IAW MM 73-21-00-700-804-F00. ALL TESTS PASS WITH NO FAULTS NOTED.