JASC 3460

Service difficulty reports · 4,692

Reports filed under 3460 · Flight Management Computing Hardware System, newest first.

Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE jasc_code = '3460'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR ASAA2023032442573Unknown · unknownFOUND ON PREFLIGHT- FMC DISAGREE. GROUNDED - YES. PERFORMED B737-9 IFIM TASK 34-61-00-810-918 AND FMC DISAGREE MSG EXTINGUISHED.Mar 24, 2023 · N979AK · Boeing 7379SDR ASAA2023032442571Fmc · faultyTECH SERVICES REQUEST FOLLOW-UP TO HISTORY OF #1 (LEFT) FMC FAILED AND REBOOTING. REPLACE LEFT FMC. GROUNDED - YES. REMOVED AND REPLACED #1 (LEFT) FMC REF B737-9 AMM 34-61-02. OPS CHECK GOOD. NO FAULTS NOTED.Mar 24, 2023 · N977AK · Boeing 7379SDR ASAA2023032442568Display · faultyFMC 1 FAILED MULTIPLE TIMES ON ARRIVAL. GROUNDED - YES. VERIFIED #1 FMC WAS NOT AT FAULT, NO FAULTS NOTED FOR LEFT OR RIGHT FMC'S IN FAULT HISTORY. FOUND FAULTS FOR LEFT HAND MCDU BLANKING ON LEGS 2 AND 5 ON "IN FLT FAULTS" PAGE. REMOVED AND REPLACED LEFT HANDMar 24, 2023 · N459AS · Boeing 737990ERSDR ASAA2023032342575Unknown · unknownWHILE IN FLIGHT AND OPERATING UNDER MEL 34-36J WITH FMC SWITCH "BOTH ON R", THE RIGHT FMC FAILED. VTK WAS DISPLAYED AND NAV INFORMATION WAS LOST ON BOTH NAV DISPLAYS. AFTER 2-3 MINUTES NORMAL OPERATION RESUMED. GROUNDED - YES. ACCOMPLISHED B737-900 FIM 34-61 TMar 23, 2023 · N479AS · Boeing 737990ERSDR ASAA2023032342572Unknown · unknown@360 FO FMC FAIL VTK. RAN QRH "FMC FAIL" - SINGLE FMC OPP. GROUNDED - YES. ON INITIAL EVALUATION FOUND BOTH FMCS OPERATING NORMALLY. ACCOMPLISHED FMCS BITE REF B737-900 FIM 34-61 TASK 801. FOUND INFLT MAINT MSG "RESYNC" FOR FMC R AND "PRES POS LAT-RATE" FOR FMMar 23, 2023 · N472AS · Boeing 737990ERSDR ASAA2023032342569Unknown · unknownAT CRUISE FL 340 FMC DID A RESTART. VTK ON CA ND AND BOTH FMC'S WENT TO MENU PAGE. A/T LIMIT LIGHT ILLUMINATED. FMC'S RETURNED TO NORMAL AFTER 15 SEC. GROUNDED - YES. PERFORMED FMC OPERATIONAL TEST. FMC LEFT AND RIGHT AND L AND R DPC TEST OK IAW B737-9 AMM TASMar 23, 2023 · N977AK · Boeing 7379SDR ASAA2023032142458Unknown · unknownTHREE (3) HOURS INTO FLIGHT, THE CAPT FMC SCREEN WENT BLANK FOR SEVERAL SECONDS, THEN A YELLOW/ GREEN BITE TEST DISPLAYED MOMENTARILY BEFORE FMC DISPLAY NORMALIZED. NO VTK DISPLAYED ON MAP; GOT FMC P/ST LIGHT. THE SCREEN CONTINUED TO BLANK OUT 4 OR 5 MORE TIMEMar 21, 2023 · N459AS · Boeing 737990ERSDR ASAA2023032042445Computer · faultyDURING CLIMB/ CRUISE/ DESCENT THE FMC P/RST LIGHT ILLUMINATED AT RANDOM TIMES WITHOUT A FMC SCRATCH PAD MSG. MOST OF THE TIME IT WAS ONLY ONE (CA SIDE OR FO SIDE) AT ANYTIME. OCCASIONALLY BOTH ILLUMINATED AT THE SAME TIME. AT THE TOP OF DESCENT THE CA FMC P/RSMar 20, 2023 · N479AS · Boeing 737990ERSDR ASAA2023031942437Fmc · failedFMC FAIL - DISPLAY OF "VTK" FOLLOWED BY "MAP" FAILURE FLAGS ON BOTH NAVIGATION DISPLAYS. GROUNDED - YES. AIR TURNBACK -- REMOVED AND REPLACED L/H FMC. REF B737-900 AMM 34-61-02.Mar 19, 2023 · N479AS · Boeing 737990ERSDR ASAA2023031942436Unknown · unknownFMC LOCKED UP DURING PREFLIGHT. GROUNDED - YES. PERFORMED BITE PROCEDURE ON FMCS L & R IAW B737-800 FIM 34-61 TASK 801 ALL TESTS PASSED.Mar 19, 2023 · N558AS · Boeing 737890SDR ASAA2023031942413Display · wornON LEFT CDU, COATING OF L2 AND L6 BUTTONS HAS WORN OFF. GROUNDED - YES. REMOVED AND REPLACED LEFT CDU PER B737-900 AMM 34-61-01/401. OPS CHECK GOOD.Mar 19, 2023 · N471AS · Boeing 737990ERSDR ASAA2023031942412Unknown · unknownCAPTAINS MCDU FAILED. GROUNDED - YES. PERFORMED B737-800 FIM 34-61 TASK 804, FAULT CLEARED. OPS CHECK GOOD.Mar 19, 2023 · N588AS · Boeing 737890SDR ASAA2023031842411Unknown · unknownDUAL FMC FAILURE ON LANDING ROLL OUT SELF RESTORED DURING TAXI IN. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 34-6 TASK 836 FMC SOFTWARE RESET - RESTORES TO NORMAL.Mar 18, 2023 · N529AS · Boeing 737890SDR ASAA2023031642410Unknown · unknownFMC DISAGREE ON GROUND RAN QRH. GROUNDED - YES. NOTED, ACCOMPLISHED B737-800 FIM 34-61-00-810-835 FAULT NOT PRESENT.Mar 16, 2023 · N589AS · Boeing 737890SDR ASAA2023031642382Unknown · unknownWHILE IN CRUISE @ FL340 VTK ON CAPTAINS ND ILLUMINATED FOLLOWED BY BOTH MCDU'S GOING BLANK (MENU) WITH A/T LIM ANNUNCIATION. CAPTAINS MAGENTA LINE ALSO DISAPPEARED ON CAPTAINS ND. ALL SYSTEMS RESTORED WITHIN 15 SECONDS BEFORE QRH COULD BE ACCOMPLISHED. GROUNDEMar 16, 2023 · N977AK · Boeing 7379SDR ASAA2023031542371Unknown · unknownRIGHT FMC FAIL OCCURRED EN-ROUTE MID FLIGHT AT FLIGHT LEVEL 360 ACCOMPLISHED QRH CONTINUED TO RUN SINGLE FMC ON LEFT SIDE. GROUNDED - YES. PERFORMED FMCS OPS TEST IAW B737-800 AMM 34-61-00-710-801, TEST PASS. FMC BITE IAW B737-800 FIM 34-61 TASK 801, NO FMC FMar 15, 2023 · N584AS · Boeing 737890SDR ASAA2023031542383Unknown · unknownLEFT FMC FAILED FOR APPROXIMATELY 20 SECONDS, LEFT FMC RESTORED ITSELF PRIOR TO RUNNING QRH. GROUNDED - YES. ACCOMPLISHED FMC OPS TEST REF B737-9 AMM 34-61-00 OPS NML, NO HISTORY PAST 30 DAYS.Mar 15, 2023 · N919AK · Boeing 7379SDR ASAA2023031542372Unknown · unknownAFTER LOSS OF RIGHT FMC. LEFT FMC MOMENTALLY FAILED APPROXIMATELY TWO HOURS LATER. LEFT FMC SELF RECOVERED AFTER 1 MIN AND CONTINUED TO OPERATE THE REMAINDER OF THE FLIGHT. GROUNDED - YES. ACCOMPLISHED BITE ON LEFT FMC IAW B737-800 FIM 34-61 TASK 801. LEFT FMCMar 15, 2023 · N584AS · Boeing 737890SDR ASAA2023031542369Unknown · unknownCRUISE, DES PERF NOT LOADING CLB. GROUNDED - YES. FOUND TAT DASHED OUT AND PROBE HEAT ON. TURNED PROBE HEAT TO AUTO, TEMP SHOWED READING. NORMAL OPERATION.Mar 15, 2023 · N946AK · Boeing 7379SDR ASAA2023031442351Unknown · unknownFMC DISAGREE ON GROUND. GROUNDED - YES. CLEARED WITH QRH PROCEDURE.Mar 14, 2023 · N974AK · Boeing 7379SDR ASAA2023031442348Unknown · unknownFMC DISAGREE WHILE ON THE GROUND. GROUNDED - YES. PERFORMED RESET PROCEDURE PER QRH. CLEARED.Mar 14, 2023 · N952AK · Boeing 7379SDR ASAA2023031442345Unknown · unknownFMC DISAGREE. GROUNDED - YES. RESET PROCEDURE PER QRH PERFORMED ON GROUND. CLEARED.Mar 14, 2023 · N943AK · Boeing 7379SDR ASAA2023031342349Unknown · unknownON TAXI OUT IN SEA HAD "FMC DISAGREE" ON MFD'S & FMC'S. PERFORMED QRH PROCEDURE & MESSAGE WENT OUT. GROUNDED - YES. FLIGHT CREW QRH CORRECTED PROBLEM AND IS AN ACCEPTABLE MAINTENANCE ACTION - INFORMATION NOTED. L & R FMC'S OP CHECK NORMAL REF B737-900 AMM 34-6Mar 13, 2023 · N467AS · Boeing 737990ERSDR ASAA2023031242323Fmc · faultedAFTER LANDING CAPTAIN ND DISPLAYED VTK FLAG. MCDU MENU PAGE FMC PROMPT BLANKED. THIS SEQUENCE REPEATED ITSELF NUMEROUS TIMES. FLAG WOULD APPEAR, THEN DISAPPEAR. GROUNDED - YES. REMOVED AND REPLACED #1 FMC PER B737-800 AMM 34-61-02. OPS CHECK NORMAL.Mar 12, 2023 · N538AS · Boeing 737890SDR ASAA2023031242324Unknown · unknownFMC FAILED TO INITIATE. GROUNDED - YES. PERFORMED FMC RESET REF B737-9 AMM 34-61-00. OPS CHECK NORMAL.Mar 12, 2023 · N920AK · Boeing 7379SDR I5PA2023030775701Fmc · inoperativeFLT NO: N/A (MX INSP). ESI - R FMC FAILED. REPLACED RIGHT FMC. OPS CHECK GOOD.Mar 7, 2023 · N757QM · Boeing 75729JSDR ASAA2023030642213Unknown · unknownDURING CRUISE THE RIGHT FMC FAILED. GROUNDED - YES. RAN THE FMC FAIL CHECKLIST AND IT RESTORED RIGHT FMC OPERATION.Mar 6, 2023 · N492AS · Boeing 737990ERSDR ASAA2023030342186Unknown · unknownRIGHT FMC FAILED IN FLIGHT RAN QRH. RIGHT FMC REMAINED INOP. GROUNDED - YES. PERFORMED FMC SYSTEM OPERATIONAL TEST PER B737-9 AMM 34-61-00. SYSTEM TEST OK NO FAULT NOTED AT THIS TIME.Mar 3, 2023 · N918AK · Boeing 7379SDR ASAA2023030142184Unknown · unknownFO NAV DISPLAY MAGEHTA ROUTE DATA INCORRECT AND WOULD NOT DISPLAY FMC DATA. MCP DATA DISPLAYED ON FO NAV DISPLAY. CA NAV DISPLAY CORRECT. NO FMC WARNINGS OR CAUTIONS. GROUNDED - YES. RELOAD FMC DATA PER B737-9 AMM 34-61-00-470-002.Mar 1, 2023 · N977AK · Boeing 7379SDR ASAA2023022642080Unknown · unknownLEFT FMC FAILED THAN CAME BACK AFTER A MINUTE. GROUNDED - YES. LEFT FMC RECOVERED, RESET BOTH FMC'S PER B737-900 FIM 34-61 TASK 836NO FAULTS NOTED.Feb 26, 2023 · N434AS · Boeing 737990ERSDR ASAA2023022642079Unknown · unknownFO ND MAP - NO RWY DATA. CIRCUIT BREAKER RESET WITH MX CONTROL SUCCESSFUL. GROUNDED - YES. REFERENCE B737-800 FIM 34-61 TASK 836, FMC RESET PERFORMED FMC OPS NORMAL.Feb 26, 2023 · N562AS · Boeing 737890SDR ASAA2023022542078Unknown · unknownON TAXI IN, FMC FAIL WITH VTK ON CA SIDE ILLUMINATED. GROUNDED - YES. FMC L CYCLING FAIL AND SYNC ERROR ON FMC R SENSOR PAGE. CYCLED POWER TO BOTH FMCS, NORMAL OPERATION RESTORED. FMC-L FLIGHT G INDICATES INTERMITTENT PROGRAM FAULT CORRELATED TO REPORTED FLIGHFeb 25, 2023 · N472AS · Boeing 737990ERSDR ASAA2023022242039Unknown · unknownFMC DISAGREE DISPLAYED ON BOTH ND'S. GROUNDED - YES. ACCOMPLISHED B737-9 IFIM 34-61-00-810-918. FMCS RESTORED. OPS CHECK GOOD. GROUND VERIFICATION TESTS GOOD.Feb 22, 2023 · N971AK · Boeing 7379SDR ASAA2023022242038Unknown · unknownFO'S MCDU SCREEN IS FROZEN ON MENU PAGE. BUTTONS APPEAR TO FUNCTION BASED ON CA MCDU, HOWEVER FO'S PAGE DOES NOT CHANGE. ON ARRIVAL AFTER FLAPS WERE SET TO 1, THE FO'S MCDU BECAME 'ACTIVE' AND FUNCTIONED NORMALLY REMAINDER OF FLIGHT. GROUNDED - YES. CYCLED POWFeb 22, 2023 · N953AK · Boeing 7379SDR ASAA2023022142026Unknown · unknownLEFT CDU ON LEGS PAGE INTERMITTENTLY EXECUTES W/OUT COMMAND. GROUNDED - YES. RESET BOTH CAPTAINS & F/O CDU'S IAW BOEING 737-9 AMM 34-61-01.Feb 21, 2023 · N935AK · Boeing 7379SDR ASAA2023022042025Unknown · unknownSINGLE FMC MESSAGE AFTER LANDING. GROUNDED - YES. PERFORMED BITE PROCEDURE OF FLIGHT MANAGEMENT COMPUTER SYS PER B737-800 FIM 34-61 TASK 801 FOR BOTH FMC'S. ALL SENSORS READ OK . NO ACTIVE FAULTS CURRENTLY IN SYS.Feb 20, 2023 · N557AS · Boeing 737890SDR ASAA2023022042012Unknown · unknownFMC 1 AND 2 BOTH RESET AT FL310 AND 20 MINUTES INTO FLIGHT. CYCLED FLIGHT DIRECTOR'S AND FMC'S 1 AND 2 RESUMED OPS. GROUNDED - YES. REF B737-9 IFIM TASK 34-61-00-810-836 PER FIM FAULT WAS INTERMITTENT NO ASSOCIATED FDE OR FAULTS. ALL REQUIRED TESTS PASSED.Feb 20, 2023 · N926AK · Boeing 7379SDR ASAA2023021941996Unknown · unknownSINGLE L FMC FAIL. VTK AND AMBER "MAP" ON CA SIDE ND INFLIGHT. FMC BOTH ON RIGHT FOR SINGLE FMC OPS FOR REMAINDER OF FLIGHT. GROUNDED - YES. PERFORMED B737-900 FIM 34-61 TASK 801 FOUND MULTIPLE PGM FAULTS ON LAST LEG PERFORMED C/B RESET AND ALL DISPLAY FLAGS EFeb 19, 2023 · N428AS · Boeing 737990ERSDR ASAA2023021941975Unknown · unknownFMC DISAGREE WARNING ON GROUND. GROUNDED - YES. ACCOMPLISHED RESET PROCEDURE PER QRH. FAULT/WARNING CLEARED.Feb 19, 2023 · N952AK · Boeing 7379SDR ASAA2023021741995Unknown · unknownFMC DISAGREE MSG ON CDU. GROUNDED - YES. CYCLED FMCS CMPTR 1/2 C/BS REF B737-9 IFIM 34-61-00-810-918. OPS NML.Feb 17, 2023 · N926AK · Boeing 7379SDR ASAA2023021741993Unknown · unknownTRANSIENT DUAL FMC FAIL WITH DUAL VTR ANNUNCIATION AND NO FMC PROMPT ON BOTH MCDU MENUS DURING CRUISE, BOTH FMCS RESTORED TO NORMAL OPERATION AFTER APPROXIMATELY 25 SECONDS. GROUNDED - YES. PERFORMED FMC OPERATIONAL TEST, OPS CHECK GOOD IAW B737-9 AMM 34-61-00Feb 17, 2023 · N976AK · Boeing 7379SDR FDEA202302160294Fmc · inoperativeL & R FMC FAIL. FOLLOWED QRH & FMCS DID NOT COME BACK. ATTEMPTED BITE OF LH AND RH FMC BOTH FMC COMPUTERS SHOW RED FAILURE LIGHT. IF WARN ELEX MESSAGE IS NOT DISPLAYED, VERIFY AND RECORD IN THE AML/EAML THAT THE WARN ELEX MESSAG E IS NOT ANNUNCIATED PFeb 16, 2023 · N772FD · Boeing 757200SDR ASAA2023021641970Unknown · unknownFMC DISAGREE DURING PREFLIGHT. GROUNDED - YES. PULLED C/B'S ACCORDING TO QRH FMS-NAVIGATION. FMC DISAGREE. RESET SUCCESSFUL.Feb 16, 2023 · N943AK · Boeing 7379SDR ASAA2023021541954None · faultyMAP LIGHT ON F/O ND. GROUNDED - YES. R/H FMC IS INTERMITENTLY INOP. REMOVED & REPLACED F/O'S FMC COMPUTER REF B737-800 AMM 34-61-02-400-801 & OPS CKS GOOD.Feb 15, 2023 · N584AS · Boeing 737890SDR ASAA2023021441938None · faultyON LANDING RECEIVED "SINGLE FMC OPERATION" SCRATCHPAD MESSAGE. FO ND SHOWED MAP FLAG, VTK, NO ANP/RNP. GROUNDED - YES. PERFORMED B737-800 FIM 34-61 TASK 801 FOUND R FMCS FAILED PREVIOUS FLT LEGS, REPLACED NEW FMCS #2 WITH TRANSFERRED & VERIFIED SOFTWARE, UPDATFeb 14, 2023 · N566AS · Boeing 737890SDR ASAA2023021441955Unknown · unknownAFTER LANDING "FMC" DISAGREE ON BOTH MAP + SCRATCH PAD STAYED ON FOR 10 MIN. GROUNDED - YES. PERFORMED FMC BITE PROCEDURE PER B737-800 FIM 34-61 TASK 801.Feb 14, 2023 · N570AS · Boeing 737890SDR ASAA2023021441953Unknown · unknownBOTH FMC/ CDU UNITS REQUIRE MULTIPLE PUSHED OF SAME BUTTONS TO COMMUNICATE USING CPDLC. EX. USING LINE SELECT KEYS TO REPORT BACK ON COURSE ENROUTE REQUIRED MULTIPLE PUSHES TO WORK. GROUNDED - YES. PERFORMED CPDLC FUNCTIONAL TEST PER B737-800 AMM 33 34-61-00-7Feb 14, 2023 · N570AS · Boeing 737890SDR ASAA2023021441952Unknown · unknownDURING CRUISE FLIGHT VTK AND MAP FLAGS APPEARED ON LEFT NAV DISPLAY. BOTH CDU'S WENT TO MENU SCREENS. FIRST OFFICER'S NAV DISPLAY INDICATED A DRIFT .7-.8 NM RIGHT OF CRUISE. FAILURE WENT AWAY AND BOTH NAV DISPLAYS RETURNED TO NORMAL. GROUNDED - YES. FMCS BITE Feb 14, 2023 · N570AS · Boeing 737890SDR ASAA2023021341937Unknown · unknownF/O NAV DISPLAY SHOWS MAP FLAG. NO ANP/RNP NO VSPD FLAG. GROUNDED - YES. SWITCHED FMC TO BOTH ON LEFT AND THEN BACK TO NORMAL. F/O NAV DISPLAY RESET AND BACK TO NORMAL AND NO FLAGS NOTED. REF B737-800 FIM 34-61-00-810-836.Feb 13, 2023 · N566AS · Boeing 737890SDR ASAA2023021341935Unknown · unknownFMC #1 FAILED IN FLIGHT. RECOVERED ON ITS OWN AFTER ABOUT 3 MINUTES. NO SWITCHES MOVED. NO APPROACH LOADED. GROUNDED - YES. PERFORMED B737-9 IFIM 34-61-00-810-918. NO FAULTS NOTED.Feb 13, 2023 · N938AK · Boeing 7379
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