What was found
AFTER T/O LNAV WOULD NOT TRACK COURSE OR GO TO A FIK. TOMC RESET AIRBORN NO HELP FLAGGING FOR SDR PERFORMED FMCS L/R BITE PROCEDURE REF FIM 34-61 TASK 801. FOUND FMC R REPORTING FMC L FAULT. FAULT FMC-L PRES POS LAT RATE. PER FIM 34-61 TASK 824. ADIRS BITE PROCEDURE SHOWS NO FAULTS. DFCS BITE PROCEDURE, SHOWS MGS 22-11822 AS STATED IN HISTORY. BOTH CDS BITE PROCEDURE IN FLIGHT FAULTS REPORTING FMC. REF LOG 7417431 FOR WORK PERFORMED.REMOVED AND REPLACED TAT PROBE REF AMM 34-21-06-000-801/34-21-06-400-801. INSTALLATION TEST PASSED.