# Service difficulty reports: JASC 3460

A list on [JASC 3460](https://openairdocs.org/jasc/3460.md).

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

Page 1 of 94 · 4,690 reports

- [SDR SCNA20260928409](https://openairdocs.org/sdr/SCNA20260928409.md): Fmc · faulted · Sep 20, 2026 · N8111A · Boeing 737800*
  > VNAV GROSSLY MISCALCULATED THE DESCENT PATH ON THE ARRIVAL & CALCULATED A PATH SO STEEP THE A/C HAD TO DESCEND 5000 FPM TO MAINTAIN THE CALCULATED PATH THIS WAS ALSO WHEN THE A/C SHOULD HAVE BEEN ATTEMPTING TO SLOW FROM 280 TO 250 KNOTS. PERFORMED FMCS BITE P
- [SDR K11A2026090400389](https://openairdocs.org/sdr/K11A2026090400389.md): Fmc · faulted · Sep 4, 2026 · N733CK · Boeing 737436
  > BOTH FMC'S FAILED IN FLIGHT AND BECAME OPERATIONAL APPROXIMATELY AFTER ONE MINUTE. REMOVED AND REINSTALLED FMC COMPUTERS IAW MM 34-62-21, OPS CHECK GOOD. NO DEFECTS NOTED
- [SDR DXTA2026082409377](https://openairdocs.org/sdr/DXTA2026082409377.md): Computer · faulted · Aug 21, 2026 · N447QS · Emb EMB505
  > ON APPROACH, RECEIVED AUTOPILOT FAIL, SWPS FAIL, YD FAIL, AND VENTRAL RUDDER FAIL SIMULTANEOUSLY. ALSO YELLOW IAS FLAG DISPLAYED ON PFD 1 & 2. PFD 2 IAS CONSISTENTLY 10-15 KNOTS BELOW PFD 1 AND STANDBY UNTIL LANDING. FOR MAINTENANCE CONVIVENCE REMOVED GIA 1
- [SDR CALA2026082418862](https://openairdocs.org/sdr/CALA2026082418862.md): Fmc · faulted · Aug 20, 2026 · N495UA · Airbus A320232
  > FMGC 2 KEEPS FAILING FO MAP LOST LOCKING FOR POSITIVE FIX UNLOCKED PERFORMED AFS TEST IAW AMM 22-96-00. TEST OK NO FAULTS NOTED. LAND CAT 3 TEST WAS PERFORMED, IAW AMM 22-97-00, LAND TEST OK, NO FAULTS FOUND. SUSPECT FMGC 2 INSTALLED BAD FROM STOCK CHKD SCE
- [SDR CALA2026080518331](https://openairdocs.org/sdr/CALA2026080518331.md): Fmc · faulty · Aug 4, 2026 · N76054 · Boeing 767424ER
  > DURING CRUISE, FLT AT F340-CPT MAP SCREEN BLANKS. CAPT FMC SHUT OFF. F/O MAP SCREEN BLANKS. A/P DESCENT AUTO THROTTLES DSC. ACFT CLIMBED AND BANKED MCP BUTTONS STOPPED DID NOT RSPND. EFIS CTL. F/O NAV DATA AND FLT PLAN DISAPPRD FROM SCREEN. NUMEROUS CAUTIO
- [SDR N6WA2026072803](https://openairdocs.org/sdr/N6WA2026072803.md): Fms · failed · Jul 28, 2026 · N577GJ · Cndair CL6002C11
  > FMS STOPPED WORKING MID FLIGHT NO NAVIGATION (B1 006719 FMC 1 / INTERNAL FAULT). PERFORMED RESET AND OPS CHECK OF FMC OPS CHECK GOOD.REF CRJ 550 AMM 34-61-07. AND 34-61-01.
- [SDR SWIA2026071976658](https://openairdocs.org/sdr/SWIA2026071976658.md): Fmc · warning message · Jul 19, 2026 · N628SY · Emb ERJ170200LL
  > DURING MISSED APPROACH OUT OF ASE DUE TO A 20KT GAIN AT MINIMUMS. HAD FINISHED CLEANING UP THE AIRPLANE AND ENCOUNTERED HEAVY MODERATE TURBULENCE, SHORTLY AFTER, WAS PF & WAS CHANGING OUR FMS SPEEDS TO 250 TO SAVE FUEL FOR THE DIVERT. MY FO WAS BUILDING THE
- [SDR IPXA2026071316049](https://openairdocs.org/sdr/IPXA2026071316049.md): Fmc · odor · Jul 12, 2026 · N913UP · Boeing 767300
  > LEFT FMC MADE NOISE ELECTRICAL SMELL/LIKE ELEC FIRE AND CIRCUIT BREAKER POPPED SIMULTANEOUSLY. R/R L/H CDU REF AMM 34-61-02 OPS CHECKS GOOD THIS CLEARS DEFERRAL PLACARD REMOVED. MEL 34-61-1-1A ALONE REMOVED AC FROM ETOPS STATUS, ALL PARTS REPLACED ARE NON-ETOP
- [SDR DALA2026070103871](https://openairdocs.org/sdr/DALA2026070103871.md): Computer · faulty · Jun 30, 2026 · N357NB · Airbus A319114
  > REJECTED TAKE OFF AT LOW SPEED BELOW 50 KNOTS DUE TO FLIGHT CONTROL CAUTION MSG. BITE TEST SFCC 1 FAULTS SLTS SFCC 1. R & R IAW TSM 27-51 AND AMM 27-51 BITE TEST NO FAULTS NOTED RESET SYS IAW AMM 27-51 NO FAULTS NOTED OK FOR SVC. (LP: 8651838, AIRCRAFT WAS
- [SDR I5PA2026062675707](https://openairdocs.org/sdr/I5PA2026062675707.md): Fmc · faulted · Jun 26, 2026 · N757QM · Boeing 75729J
  > RIGHT FMC INOPERATIVE. R & R RT FMC IAW AMM. OPS CHKD NORMAL.
- [SDR 141A2026062200001](https://openairdocs.org/sdr/141A2026062200001.md): Display · faulted · Jun 22, 2026 · N957SP · Cessna 208B
  > A/C HAD PFD 1 MALFUNCTION DURING FLIGHT, ALONG WITH CHIP DETECT AND LOW FUEL TEMPERATURE CAS MESSAGE CAME ON. WE TOLD ATC WE ARE HAVING A MALFUNCTIONING SCREEN AND CHIP DETECT AND WE’D LIKE TO DECLARE AN EMERGENCY FOR IT. ONCE WE LANDED THE SCREEN HAD FIXED IT
- [SDR SWAA2026062214191](https://openairdocs.org/sdr/SWAA2026062214191.md): Fmc · faulted · Jun 19, 2026 · N8570W · Boeing 7378H4
  > INACCURATE FMC FUEL PREDICTIONS AND FMC NR 2 FAILURE IN FLIGHT. FMC ARRIVAL FUEL 1.5LBS BELOW REQUIRED FUEL. FMC USING RESERVE FUEL WARNINGS. PERFORMED FUEL QTY DRIP STICK READINGS IAW AMM 28-41-00. #1 TANK HAD 3020 LBS AND STICK 3 READ 8.4. NR 2 TANK HAD 336
- [SDR SWIA2026061876245](https://openairdocs.org/sdr/SWIA2026061876245.md): Fmc · failed · Jun 18, 2026 · N575GJ · Cndair CL6002C11
  > FMS FAILURE IN FLIGHT (FLIGHT 5654). REMOVED AND REPLACED FMC NR 1 IAW AMM 34-61-07. OPS CHECK GOOD AT THIS TIME.
- [SDR I5PA2026061275702](https://openairdocs.org/sdr/I5PA2026061275702.md): Fmc · inoperative · Jun 12, 2026 · N757QM · Boeing 75729J
  > RIGHT FMC INOPERATIVE. R & R THE LT FMC IAW AMM. OPS CHECKED NORMAL.
- [SDR I5PA2026061275701](https://openairdocs.org/sdr/I5PA2026061275701.md): Fmc · inoperative · Jun 12, 2026 · N757QM · Boeing 75729J
  > LEFT FMC INOPERATIVE. R & R LT FMC IAW AMM. OPS CHECKED NORMAL.
- [SDR IPXA2026061198702](https://openairdocs.org/sdr/IPXA2026061198702.md): Cdu · odor · Jun 10, 2026 · N373UP · Boeing 767300
  > INFLIGHT FMCS CDU CB (CB E-29) POPPED AND RIGHT FMS SCREEN WENT BLANK. REMOVED AND REPLACED FO'S FMCS CONTROL DISPLAY UNIT REF AMM 34-61-02/401. PERFORMED CONTROL DIPLAY UNIT TEST REF AMM 34-61-02-710-802. TEST OK, OPS NORMAL, C/B DID NOT POP, A/C OK FOR SVC.
- [SDR IPXA2026061098702](https://openairdocs.org/sdr/IPXA2026061098702.md): Ceiling Panel · failed · Jun 10, 2026 · N373UP · Boeing 767300
  > INFLIGHT FMCS CDU CB (CB E-29) POPPED AND RIGHT FMS SCREEN WENT BLANK. RESET CDU C/B. DID NOT POP, BUT THOUGHT I COULD SMELL BURNING WIRES. I REOPENED C/B. PILOTS ALSO REPORTED THE SMELL JUST PRIOR TO C/B POPPING INFLIGHT. REMOVED FO CDU PER AMM 34-61-02-000-8
- [SDR N6WA2026052903](https://openairdocs.org/sdr/N6WA2026052903.md): Fms · inoperative · May 28, 2026 · N520GJ · Cndair CL6002C11
  > BOTH FMS INOPERATIVE. IAW TELECOM WITH MXC. DEFERRED FMS ON OCN: 70101061 PER MEL 34-61-01A CAT C. CORRECT PRIOR TO 06/08/2026.
- [SDR YENA2026052100476](https://openairdocs.org/sdr/YENA2026052100476.md): Fcu · missing · May 20, 2026 · N2157J · Airbus A321271NX
  > FLT # 72, EDI-JFK. (ETOPS) "FCU PANEL SPEED/MACH BUTTON - MISSING.; R/R FCU IAW AMM 22-81-12-00.
- [SDR COEA2026052002903](https://openairdocs.org/sdr/COEA2026052002903.md): Computer · faulted · May 19, 2026 · N903FX · Aerosp ATR42320
  > FLIGHT 203, AIR TURNBACK/DISCREPANCY: AIR TURNBACK TO RAP DUE TO CONFIG WARNING IN FLIGHT. NO EMERGENCY DECLARED. REPLACED THE CREW ALERTING COMPUTER. OPS CHECK GOOD. OCF SUCCESSFULLY PERFORMED.
- [SDR YENA2026052000471](https://openairdocs.org/sdr/YENA2026052000471.md): Fmc · faulted · May 18, 2026 · N4073J · Airbus A321271NX
  > FLT # 20, LHR-JFK. (ETOPS) MCDU ENROUTE SHOWED EROUNIOUS ALTITUDE-SPEED-FUEL COMPARISONS- RESET SUCCESSFULLY PERFORMED PER RESET GUIDE FCOM VOL1 AND THAT WAS MCDU#1; NOTED BY MX, R&R FMGC NR 1 AS PRECAUTIONARY REF MM 22-83-34, XLOAD & OPS CHK OK SEE LP 441902
- [SDR AALA202605069444](https://openairdocs.org/sdr/AALA202605069444.md): Fmc · failed · May 5, 2026 · N827NN · Boeing 737823
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: DURING FLIGHT LOST THE LEFT FMC AND RIGHT RIGHT FMC. AIRCRAFT EMERGENCY LANDED SAFELY AT DFW. ACCOMPLISHED T/S PER FIM 34-61-00-810-801. FMCS BITE FAULTS NO FMC 1 DATA AND FMC 1. REMOVED AND REPLACED FMC
- [SDR J7SA2026050400480](https://openairdocs.org/sdr/J7SA2026050400480.md): Fce · faulted · Apr 21, 2026 · N347FX · Emb EMB505
  > DURING CRUISE, CREW RECEIVED GND SPLR FAIL CAS. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED AND RIGGED FCE2. OPS CHECK GOOD. WORK PERFORMED IAW AMM 27-03-01.
- [SDR IPXA2026032687247](https://openairdocs.org/sdr/IPXA2026032687247.md): Fmc · inoperative · Mar 26, 2026 · N634UP · Boeing 7478F
  > AIR TURN BACK DUE TO NO NAVIGATION INFO ON ND. FMC LT & RT NORMAL. CURRENT LEG FAULT FMC-L FAIL INTERMITTENT AND FMC-R INTERNAL LOW PRIORITY FAILURE. REPLACED LEFT AND RIGHT FMC€™S REF AMM 34-61-01. VERIFIED CORRECT SOFTWARE PART NUMBERS ON CAPT AND F/O MCDU
- [SDR G41A2026FA0000235](https://openairdocs.org/sdr/G41A2026FA0000235.md): Fms · defective · Mar 25, 2026 · N824MG · Lear 55LEAR
  > AIRCRAFT DEPARTED KELP HEADING TO KAUS. ABOUT 10 MINUTES AFTER TAKEOFF, THE CAPTAIN NOTICED THE FMS SCREEN HAD GONE BLANK. ATTEMPT TOP RE POWER WAS MADE WITH NO EFFECT. THE CAPTAIN DECIDED TO RETURN TO ELP. ATI MAINTENANCE AND AVIONICS MET THE AIRCRAFT AND VE
- [SDR I5PA2026031375704](https://openairdocs.org/sdr/I5PA2026031375704.md): Fmc · inoperative · Mar 12, 2026 · N757QM · Boeing 75729J
  > FLT MGE502, RT FMC INOP. REPLACED RH FMC PER AMM.
- [SDR I5PA2026030688801](https://openairdocs.org/sdr/I5PA2026030688801.md): Fmc · inoperative · Mar 6, 2026 · N888LT · Boeing 757230
  > FLIGHT MGE305, ESI. RIGHT FMC INOP. REPLACED RH FMC PER APPLICABLE AMM.
- [SDR ANCF20260206005](https://openairdocs.org/sdr/ANCF20260206005.md): Fmc · faulted · Feb 9, 2026 · N195AV · Airbus A320214
  > REJECTED TAKE OFF DUE TO FMGC2 FAILURE, RECATIVATED FMGC IAW TASK 22-83-00-440-801A AND OPS RESTORED
- [SDR JJBA20260204002](https://openairdocs.org/sdr/JJBA20260204002.md): Switch · inoperative · Feb 2, 2026 · N11165 · Emb EMB145XR
  > PFD, MFD 2 WENT BLANK. FMS 1 WENT BLANK. AVIONICS 1 WENT OFFLINE (LIGHT ON). TURNED AVIONICS 1 BACK ON. FMS 1 SINGLE MODE TRIED TO GET FMS 1 BACK ON LINE AND IT DISPLAYED WHAT APPEARED TO BE A TEST PATTERN (COLORS ALPHABET) CA WENT TO REV MODE PFD BUT DATA DIS
- [SDR FDEA202601310110](https://openairdocs.org/sdr/FDEA202601310110.md): Computer · failed · Jan 31, 2026 · N131FE · Boeing 7673S2F
  > ISSUE WITH FMS, AUTOPILOT & FLT DIRECTOR. CLIMBING OUT OF SCL, IN VNAV/LNAV, RECEIVED A CLIMB VIA CLEARANCE FROM ATC. ACFT LEVELED OFF AT 9000 AT SEKSE, IAW DONTI5B SID OFF OF 17L. ACFT WENT INTO VNAV PATH AS ANTICIPATED. ONCE PAST SEKSE, ACFT WENT INTO TO
- [SDR CALA2025122912499](https://openairdocs.org/sdr/CALA2025122912499.md): Receiver · faulted · Dec 25, 2025 · N35260 · Boeing 737824
  > INVALID FMC MSG ON DEPARTURE. SELF CORRECTED AFTER 5 MIN REPLACED MMR1 REF AMM 34-31-42. FULLY CAT CAPABLE, LAND VERIFY PASSED. INSPECTED GPS ANTENNA AND OP TEST. ALL CHECK GOOD.
- [SDR CALA2025121812215](https://openairdocs.org/sdr/CALA2025121812215.md): Fmc · failed · Dec 15, 2025 · N2138U · Boeing 777300ER
  > SHORTLY AFTER T/O L FMC FAILURE. ACCOMPLISHED NON-NORMAL. NO HEL P FMC AND DISPLAY UNIT ORDERED TO B29. NO FMC FAULTS AT CURRENT TIME OR IN RECENT HISTORY. ACOMPLISHED FMC OPERATIONAL TEST AND SYSTEM TEST REF AMMS 34-61-00-710-801 AND 34-61-00-730-801. INCLUDI
- [SDR CALA2025112511447](https://openairdocs.org/sdr/CALA2025112511447.md): Module · odor · Nov 22, 2025 · N62896 · Boeing 737924ER
  > CREW REPORTED STRONG PLASTIC ODOR EMINATING FROM FLOOR AREA BY RUDDER PEDALS AND FWD AVIONICS COMPARTMENT; UNABLE TO PINPOINT ODOR AT THIS TIME BUT SUSPECT STARTING WITH WEATHER/RADAR UNIT LOCATED AT FWD AVIONICS COMPARTMENT. REFERENCE TASK 05-51-26-800-801-C1
- [SDR Y9PA20251111001](https://openairdocs.org/sdr/Y9PA20251111001.md): Display · inoperative · Nov 11, 2025 · N800GN · Raythn HAWKER800XP
  > MFD DISPLAY INOPERATIVE. DOES NOT DISPLAY ANYTHING.
- [SDR SWAA2025110632338](https://openairdocs.org/sdr/SWAA2025110632338.md): Fmc · inoperative · Nov 5, 2025 · N8302F · Boeing 7378H4
  > RIGHT FMC INOPERATIVE, VTK FLAG. REMOVED AND REPLACED IAW AMM 34-61-02-401-NG, SYSTEM OPS TEST PASSED.
- [SDR CALA2025101710230](https://openairdocs.org/sdr/CALA2025101710230.md): Fmc · faulted · Oct 14, 2025 · N642UA · Boeing 767322
  > L FMC FAIL L FMC REPLACED IAW AMM 34-61-01/401 AND FMC CROSSLOAD PERFORMED IAW AMM TASK 34-61-00-342-008-006 REV 145 PERFORMED SUCCESSFULLY REMOVED UNSERVICEABLE PART AND INSTALLED NEW PART
- [SDR ABXA20250911222](https://openairdocs.org/sdr/ABXA20250911222.md): Fmc · intermittent · Sep 11, 2025 · N364CM · Boeing 767338
  > ON TAXI OUT, RIGHT FMC MOMENTARILY BLANKED. A/C RETURNED TO BLOCKS. (BTB). DEFERRED IAW MEL C ABX-34-61-1-1A. REMOVED AND REPLACED R FMC IAW B767 AMM 34-61-01. OPS CHECK GOOD. A/C RETURNED TO SERVICE.
- [SDR UIEA2025090401160](https://openairdocs.org/sdr/UIEA2025090401160.md): Fmc · faulted · Sep 3, 2025 · N430GT · Boeing 7474H6F
  > ONE HOUR, THREE MINUTES INTO FLIGHT, BOTH ND'S HAVE YELLOW MAP FAULT DISPLAYED. NO ROUTE OR MAGENTA LINE SHOWN, EIU SOURCE SEL AND CTR C/B CYCLED. REPLACED LT FMC PER AMM 34-61-01, TESTED GOOD IAW AMM 34-61-00 & IPC 34-61-01.
- [SDR CALA2025081907935](https://openairdocs.org/sdr/CALA2025081907935.md): Display · faulted · Aug 19, 2025 · N58101 · Boeing 757224
  > RT MCDU FAILED AFTER 1HOUR OF FLIGHT. CYCLED CB TOMC DIRECTION TWICE. STILL INOP. F/O MCDU REPLACEMENT PERFORMED IAW AMM34-61-02/401 REV 137TEST SATIS
- [SDR YENA2025082200862](https://openairdocs.org/sdr/YENA2025082200862.md): Computer · failed · Aug 18, 2025 · N4083J · Airbus A321271N
  > FLT # 2288. JFK-AMS. (ETOPS) CLASS 2 STATUS MSG MAINTENANCE SMOKE ( CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY 2) FAULT(S) INDICATED BY SMOKE);MEL 26-00-00B CAT C PLACARD MX 4 MCC HAROON. R/R FWC #2 IRT AMM 31-53-34. OP
- [SDR UIEA2025073001071](https://openairdocs.org/sdr/UIEA2025073001071.md): Software · faulted · Jul 30, 2025 · N408MC · Boeing 74747UF
  > L NAV WON'T ENGAGE. RELOADED ALL ASSOCIATED SOFTWARE INTO BOTH LT & RT FMC IAW AMM 34-61-00. ALL GROUND TEST PASSED. VERIFIED ALL SOFTWARE CORRECT CONFIG.
- [SDR AALA202507070181](https://openairdocs.org/sdr/AALA202507070181.md): Fmc · frozen · Jul 5, 2025 · N155UW · Airbus A321211
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO DEN DUE TO THE FLIGHT CREW REPORTING MULTIPLE FAILURE MESSAGES FOR AUTO THRUST, AUTOPILOT 1 AND 2, FMGC 1 AND 2 BEING FROZEN. THE AIRCRAFT WAS OVERWEIGHT AND LANDED SAFELY AT DEN. WH
- [SDR AALA202507074158](https://openairdocs.org/sdr/AALA202507074158.md): Fmc · frozen · Jul 5, 2025 · N155UW · Airbus A321211
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO DEN DUE TO THE FLIGHT CREW REPORTING MULTIPLE FAILURE MESSAGES FOR AUTO THRUST, AUTOPILOT 1 AND 2, FMGC 1 AND 2 BEING FROZEN. THE AIRCRAFT WAS OVERWEIGHT AND LANDED SAFELY AT DEN. WH
- [SDR UIEA2025070400832](https://openairdocs.org/sdr/UIEA2025070400832.md): Fmc · odor · Jul 4, 2025 · N1619A · Boeing 7673Y0
  > CAPT REPORTS ELECTRICAL ODOR IN COCKPIT AFTER BLOCK, DETERMINED CAPT FMS CDU BLANKED AND CIRCUIT BREAKER OPEN.(<P>COLLARED CIRCUIT BREAKER, PART ORDERED FOR NGO. REPLACED CA FMC CDU IAW AMM 34-61-02. CLEARED MDDR 233639. NO FURTHER DEFECTS NOTED.</P>)
- [SDR CALA2025070106124](https://openairdocs.org/sdr/CALA2025070106124.md): Fmc · faulted · Jun 29, 2025 · N33103 · Boeing 757224
  > NO VERTICAL PATH OR FUEL OR TIME INFO AVAILABLE UPON DEPARTURE. AIRCRAFT 103 RETURNED TO SHANNON AFTER APPROX 1 HOUR OF FLIGHT. CAPTAIN REPORTED THAT ONCE THEY REACHED THEIR REQUIRED FLIGHT L EVEL HE NOTICED THAT THE VNAV WAS INOP (VERTICAL PATH). THE FUEL FLO
- [SDR I5PA2025062868807](https://openairdocs.org/sdr/I5PA2025062868807.md): Display · faulted · Jun 28, 2025 · N688SL · Boeing 757230
  > FLT: MGE600, F/O ATTITUDE DISPLAY BLANKED OUT DURING CLIMB OUT TO FLIGHT LEVEL. AIR RETURN BACK TO HNL. R & R F/O FLAT PANEL DISPLAY PER FDS-ICA ID-07688. OPS CHECK NORMAL. ACFT RETURNED TO SERVICE.
- [SDR DXTA2025062704034](https://openairdocs.org/sdr/DXTA2025062704034.md): Display · unserviceable · Jun 24, 2025 · N685QS · Cessna 560XL
  > CLIMBING THROUGH FL230, SMOKE OF MODERATE INTENSITY WAS PROPELLED FROM THE LEFT PILOT SIDE BOTTOM OF THE PANEL TO THE TOP OF THE GLARESHIELD. AFTER APPROXIMATELY 2 SECONDS THE SMOKE DISSIPATED AND DID NOT RETURN. AMBER PFD 1 ANNUNCIATOR BRIEFLY ILLUMINATED WIT
- [SDR YENA2025062500648](https://openairdocs.org/sdr/YENA2025062500648.md): Fmc · faulted · Jun 24, 2025 · N4074J · Airbus A321271NX
  > FLT#20, LHR-JFK. (ETOPS) "BOTH FMS UNITS INTERMITTENTLY DROP CRUISE ALTITUDES CAUSING INACCURATE TIME AND FUEL PREDICTIONS AT UPCOMING FIXES, DISPATCH SENT DIRECTIONS TO PRINT FLIGHT PLAN, DELETE SECONDARY AND RE INSERT CRUISE ALTITUDE THEN FCOMVI 5.2.7.17 AND
- [SDR HALA20250623194](https://openairdocs.org/sdr/HALA20250623194.md): Fmc · faulted · Jun 22, 2025 · N374HA · Airbus A330243
  > ETOPS - FMGEC2 FAULT ON ECAM. REMOVED AND REPLACED FMGEC 2 COMPUTER PER AMM 22-83-34-00/400-802-A. PERFORMED CROSS LOAD OF FMGEC2 PER AMM 22-70-00-610-807-B. AFS BITE TEST GOOD OK FOR SVC
- [SDR IPXA2025062264991](https://openairdocs.org/sdr/IPXA2025062264991.md): Fmc · faulted · Jun 22, 2025 · N342UP · Boeing 76734AF
  > ATB FMC LOCKED UP WITH STBY ONE MSG PRESENT (FULL WRITEUP IN FAULT DESCRIPTION). + PERFORMED TROUBLE SHOOTING REF B767 FIM 34-61 FAULT TREE 854,NO FAULTS FOUND.REMOVED AND REPLACED L/H FMC REFB767AMM 34-61-01 9 (PRECAUTIONARY) OPS CHECK GOOD ATT.

Next page: https://openairdocs.org/jasc/3460/reports.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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
```

This list as a web page: https://openairdocs.org/jasc/3460/reports

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