JASC 7321

Service difficulty reports · 2,878

Reports filed under 7321 · Fuel Control/Turbine Engines, 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 = '7321'
  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 SWAA2026081411846Engine · auto shutdownOTS - NR 2 ENGINE AUTO SHUTDOWN WITH ENG FAIL LIGHT ILLUMINATED DURING TAXI. CW EEC BITE WITH NO RECENT OR FAULT HISTORY & NO A/C 30 DAY HISTORY PER FIM 73-00 TASK 801 & 73-05 TASK 805. OP'S CK'D. ACFT OK FOR SERVICE.Aug 10, 2026 · N7821L · Boeing 7377CTSDR X2ZR202607284051Drive Shaft · wornFUEL CONTROL UNIT P/N 897801-2 S/N: 2336073 WAS RECEIVED FOR REPORTED LOW FUEL FLOW DURING ENGINE OPERATION. THE FUEL CONTROL UNIT WAS INSPECTED IN ACCORDANCE WITH COMPONENT MAINTENANCE MANUAL WG60183. DISASSEMBLY REVEALED SEVERELY WORN STUB SHAFT P/N 3499-096Jul 28, 2026SDR SWAA2026072962174Pressure System · faultedNR 2 ENGINE SHUTDOWN, NOT START, WHILE STARTING. PS3 FAULT. REMOVED AND REPLACED IAW AMM 73-21-11-401.Jul 25, 2026 · N8903H · Boeing 7378SDR G1IA20260702112Fcu · faultedDURING CRUISE FLIGHT, LEFT ENGINE STARTED TO SURGE THEN LOST PARTIAL POWER. DECLARED EMERGENCY WITH ATC AND PROCEEDED DIRECT TO KPHX UTILIZING ASYMMETRIC THRUST. PERFORMED A NORMAL LANDING.Jul 2, 2026 · N692W · Beech C90ASDR DXTA2026060408300Fmu · failedWHILE DESCENDING, AT APROX FL340 THE CREW OBSERVED 2 LARGE BANGS SOUNDED LIKE COMPRESSOR STALLS. FLT ATTENDANT NOTED BANGS LOUDER IN BACK THAN WHAT PERCEIVED IN FRONT. AFTER LOUD BANGS, RT FADEC FAIL MESSAGE WAS ILLUMINATED. FOLLOWED THAT CHECKLIST WHILE TUMay 31, 2026 · N100QS · Bombdr BD7001A11SDR QXEA2026060200131Fmu · malfunctionedENG 2 SHORT DISPATCH, EICAS MESSAGE POPULATED ON ROLLOUT AND TAXI AFTER LANDING. PLACED ON MEL 73-21-01B. MEL CLEARED BY PERFORMING WIRE CHECKS AND CLEANED CONNECTIONS ON FMU IAW LMM 72-00-00-810-808 SUBTASK 72-00-00-810-126 PARA AF. FOUND RESISTANCE ON CONNEMay 31, 2026 · N661QX · Emb ERJ170200LRSDR X2ZR2026072804022Drive Shaft · wornFUEL CONTROL UNIT P/N 897801-2 S/N 2173786 WAS INSPECTED IN ACCORDANCE WITH WOODWARD INSPECTION CRITERIA CONTAINED IN WG60183. “VESPEL” STUB DRIVESHAFT PN: 3499-096 INTERNAL SPLINES WERE FOUND WORN BEYOND COMPONENT MAINTENANCE MANUAL LIMITS.May 19, 2026SDR DEMA202605270001Fuel Control · uncontrollableLOSS OF ENGINE THROTTLE RESPONSE FOLLOWED BY AN UNCOMMANDED ENGINE SHUTDOWN ON THE TAXIWAY PRIOR TO TAKEOFF. THE AIRCRAFT FUEL SYSTEM WAS CHECK FOR CONTAMINATION WITH NO APPRECIABLE WATER OR DEBRIS FOUND IN WING TANKS OR RESERVOIR. FIREWALL FUEL FILTER ASSEMMay 19, 2026 · N774FE · Cessna 208BSDR 2026FA0000322Manifold · misconfiguredDURING A VISUAL INSPECTION BY A CUSTOMER FOLLOWING AN IN-FLIGHT EVENT. - REPLACEMENT OF THE MANIFOLD PERFORMED ON PSS. May 7, 2026SDR 2026FA0000334Bellows · faultedPILOT NOTICED AFTER DESCENT TO FLIGHT LEVEL 1500 FEET, LEVELING OFF AND ADDING POWER, TORQUE INDICATION DROPPED 200 AND RECOVERED ON ITS OWN WITH NO INPUT TO THE POWER LEVER. AFTER DISCUSSION WITH PRATT AND WHITTNEY, IT WAS DETERMINED THAT THE FUEL CONTROL DEMay 4, 2026 · N347KA · Cessna 208BSDR 2026FA0000500Fuel Control · failedLEFT ENGINE ROLL BACK AT FL410, CO-PILOT ENGAGED FUEL BOOST PUMP AND DIVERTED TO KICT. TROUBLESHOT DOWN TO FAULTY FUEL CONTROL, REMOVED AND REPLACED.May 2, 2026 · N799MJ · Cessna 680SOVSDR 2026F00095Hmu · faultedPILOT GOT RESTART FAIL LIGHT ON CAUTION PANEL. TESTING UNIT REVEALED ERRATIC READINGS OF THE FUEL METERING VALVE POTENTIOMETER.Apr 30, 2026 · N670RL · Bell 407SDR I5PA2026033075709Fuel Control · faultedFLIGHT MGE301, RIGHT ENGINE HUNG START. FOUND FCU/EEC EPCS MESSAGE, REPLACED FCU PER AMM.Mar 30, 2026 · N757QM · Boeing 75729JSDR DALA2026013000727Fuel Control · faultedDURING LEFT ENGINE START, LEFT ENGINE EXPERIENCED A TAIL PIPE FIRE. FLIGHT CREW FOLLOWED QRH. ARFF RESPONDED AND SPRAYED WATER ON THE ENGINE. FOUND P/S PDIU/EEC EPCS MESSAGE. REPLACED EEC, FCU, PDIU, PMA STATOR AND ROTOR.Jan 29, 2026 · N650DL · Boeing 757232SDR ASAA2026011462871Eec · faultedAIR TURNBACK, ENG 1 FADEC OVHT. COMPLETED ECAM ACTION SHUTDOWN NR 1 ENGINE. GROUNDED - YES. [EUPB COOLING AIR DUCTS /EEC (E1-4000KS)] MMSG SHOWN IN PFR, REF TSM 75-21-00-810-833. PREVIOUSLY ACCOMPLISHED WORK, PERFORM AMM 75-21-49-200-801 TO INSPECT THE COOLJan 14, 2026 · N382HA · Airbus A330243SDR SWI2026F00086Fuel Control · brokenNUMBER 1 ENGINE STUCK AT 70% N1 WITH THRUST LEVER AT IDLE. ENGINE 1 INDICATED MCT DURING THIS TIME. NO CAUTION MESSAGE, NO WARNING MESSAGE. WE CYCLED THE THRUST LEVER BY MOVING IT FORWARD AND BACK TO UNBIND THE THRUST LEVER CABLE. I DID NOT FEEL ANY BINDING ORJan 13, 2026 · N464SW · Cndair CL6002B19SDR QXEA2026011800011Fadec · malfunctionedFLIGHT 2088. ENG 1, NO DISPATCH AND ENG 1 FADEC FAULT APPEARED UPON EXITING RUNWAY AFTER LANDING. REMOVED FROM SERVICE. FAULT CODE 73216117E1B POSTED IN CMC CIRCUIT BREAKER FADEC 1A PULLED AND RESET. REPLACED LT ENGINE FADEC IAW AMM 73-21-01-000-801-A AND 73-Jan 13, 2026 · N647QX · Emb ERJ170200LRSDR CALA2026010812807Governor · faultedRIGHT ENGINE WOULD NOT GO TO TAKEOFF THRUST WITH AUTO THROTTLE ENGAGED, REMOVED NR 2 ENGINE (PHASE 2) FUEL FLOW GOVERNOR MFG PART NR 8062-551 IAW AMM 73-21-01-004-001-R04. PREPPING INSTALLATION OF NEW FFG WITH SAME MFG PART NR 8062-551 REF IPC 73-21-01-01. QCJan 6, 2026 · N77871 · Boeing 75733NSDR DXTA2025120205928Fuel Control · failedFUEL FEED 1 FAULT & FUEL FEED 2 FAULT MESSAGES DISPLAYED IN FLT, ACCOMPANIED WITH YELLOW XS OVER MOTIVE FLOW PUMPS ON FUEL SYNOPTIC PAGE. NR 1 MESSAGE APPEARED FIRST FOLLOWED BY NR 2 A FEW SECS LATER WHEN CLIMBING THROUGH APPROX FL280. ALL INDICATIONS REMAINEDec 1, 2025 · N331QS · Emb EMB505SDR SWAA2025120241853Hmu · failedAFTER EXITING RUNWAY (AFTER LANDING) NR 1 ENGINE FAILED. FAIL ON ENGINE INSTRUMENTS. NR 1 GEN OFF LINE AT SAME TIME. NR 1 ENGINE SPOOLS UP MUCH SLOWER ON TAKEOFF COMPARED TO NR 2 ENGINE. NR 1 ENG FUEL PUMP & HMU R & R IAW MT 773-11-00. PS3 CONNECTOR FOUND DNov 29, 2025 · N217JC · Boeing 7377H4SDR 2026FA0000052Spark Plug · crackedLEVELED AT 4000FT, ENGINE POWER WAS REDUCED TO 80% WITH FUEL CONSUMPTION LEANED TO 17GAL/HR. AFTER BEING SET IN THIS CRUISE PROFILE FOR APPROXIMATELY 2 MINUTES, THE ENGINE BEGAN TO RUN ROUGH. THE PILOT THEN RICHENED THE MIXTURE WHICH DID NOT FIX THE ISSUE, HE Nov 23, 2025 · N77541 · Piper J3C65SDR DALA2025110608081Ecu · faultedUNCOMMAND ENGINE SHUT DOWN, RESET STARTING IAW MC ENG N1 HUNG. REMOVED AND REPLACED NR 1 ENG ECU IAW AMM 73-21, FADEC BITE TEST AND ENG RUN N1 READ 21%, OPS CHECKED GOOD, OK FOR SERVICE. (LP: 7991956)Nov 5, 2025 · N359NW · Airbus A320212SDR YENA2025102101048Fcu · leakingFLT#734, SFO-BOS. "OIL FUME EVENT RECOGNIZED BY PILOTS, INTERMITTENT THROUGHOUT DESCENT FROM 10,000 FT TO THE GROUND. UNABLE TO ISOLATE/IDENTIFY SOURCE. F/A'S DID NOT RECOGNIZE ODOR; C/W INFO NOTICE 2017-T015 SECTION B2, FOUND SOURCE TO BE APU TYPE 1, FOUND FCOct 20, 2025 · N969JT · Airbus A321231SDR AALA202508222533Hmu · failedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: AT 37K FEET OVER CUBA, NUMBER 1 ENGINE ROLLED BACK TO 40-50% N1. AUTO THROTTLES DISENGAGED. AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT MIA. REMOVED AND REPLACED (HMU)-HYDROMECHANICAL UNIT LEFTAug 21, 2025 · N805NN · Boeing 737823SDR 2025F00193Fuel Control · failedRECEIVED A RED CAS MESSAGE "FADEC NO DISPATCH" AND "FUEL DEGRAD 58". FUEL CONTROL UNIT WAS REPLACED WITH NEW AND WILLIAMS IN. WISB-73-1045 WAS COMPLIED WITH TO REMEDY THIS ISSUE.Aug 13, 2025 · N71NP · Cirrus SF50SDR X2ZR202607283587Drive Shaft · wornFUEL CONTROL UNIT P/N 897801-2, S/N: 2122481 WAS RECEIVED FOR PRECAUTIONARY SPLINE INSPECTIONS DUE TO CUSTOMER REPORTED ACCELERATED STUB SHAFT SPLINE WEAR. DISASSEMBLY AND INSPECTION REVEALED STUB DRIVE SHAFT P/N 3499-096 WITH ACCELERATED WEAR ON INTERNAL SPLIJul 28, 2025SDR X2ZR403508Drive Shaft · wornFUEL CONTROL UNIT P/N 897801-2 S/N: 2481460, WAS RECEIVED FOR REPORTED LOW FUEL FLOW DURING ENGINE OPERATION. THE FUEL CONTROL UNIT WAS INSPECTED IN ACCORDANCE WITH COMPONENT MAINTENANCE MANUAL WG60183. DISASSEMBLY REVEALED SEVERELY WORN STUB SHAFT P/N 3499-09Jun 27, 2025SDR X2ZR2026072903548Drive Shaft · wornFUEL CONTROL UNIT WAS RECEIVED FOR REPORTED LOW FUEL FLOW DURING ENGINE OPERATION. THE FUEL CONTROL UNIT WAS INSPECTED IN ACCORDANCE WITH COMPONENT MAINTENANCE MANUAL WG60183. DISASSEMBLY REVEALED SEVERELY WORN STUB SHAFT. THE SEVERITY OF THE STUB SHAFT WEAR Jun 27, 2025SDR 2025FA0000413Ecu · faultedPILOT REPORT: COMING BACK IN ON LIFT ARRIVAL, FELT ENGINE SHUDDER FOLLOWED BY DUAL ECU FAILURE. ECU A KEPT COMING ON AND OFF. INTERMITTENT POWER LOSS, HEADING TO 2R2. COMING INTO LAND AT 2R2, HAD LOSS OF OIL PRESSURE. MAINTENANCE FINDINGS: FOUND ROCKER COVER PJun 20, 2025 · N670L · Diamon DA40NGSDR AALA202506208702Eec · faultyAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: DURING CLIMB, "REVERSER LIMITED" LIGHT ILLUMINATED FOR THE NUMBER 2 ENGINE ON THE OVERHEAD PANEL. AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT MIA. TROUBLESHOOTED NUMBER 2 ENGINE THRUST REVERSERJun 19, 2025 · N334TL · Boeing 7378SDR SWAA2025061680519Hmu · failedENG FAIL MSG ON #1 ENG INDICATIONS ON LOWER MFD<[01] INFORMATIONAL ONLY- PER THE 3 WAY PHONE CALL WITH THE CAPT & DISPATCH; THE CAPT. REPORTED THAT DURING CRUISE HE HAD THE ENG FAIL MSG ON THE LOWER MFD; WITH NO ENGINE PARAMETER ISSUES & NO LOSS OF THRUST; CAPJun 10, 2025 · N919WN · Boeing 7377H4SDR HALA20250527152Engine · faultedETOPS - BLOCK TURNBACK DUE TO ENG FAULTS. REPLACED FMU (ENG #1) PER AMM 73-21-52-000-802-A & 73-21-52-400-802A. OPS + LEAK CHECK OKAY. ALL FAULTS EXTINGUISHED. OK FOR SERVICE.May 26, 2025 · N378HA · Airbus A330243SDR QXEA2025050900174Fadec · faultedENG 2 SHORT DISPATCH ADVISORY ON EICAS. REMOVED FROM SERVICE. INTERROGATED CMC FOUND RELATED SHORT DISPATCH F/C:73217422G2A PER GE LMM FAULT ISOLATION TASK 72-00-00-810-808 SUBTASK 72-00-00-810-133 REMOVED AND REPLACED ENGINE 2 FADEC IAW AMM 73-21-01-000/400-8May 6, 2025 · N635QX · Emb ERJ170200LRSDR QXEA2025050900173Fadec · faultedREPLACED #2 ENGINE FADEC DUE TO ECMP REQUEST (ECMP-4144).May 2, 2025 · N643QX · Emb ERJ170200LRSDR FDEA202504280684Fuel Control · faultedFOLLOWING RIGHT ENGINE START, FLIGHT CREW NOTICED YELLOW FLASH ON RIGHT SIDE OF AIRCRAFT AS WELL AS LOSS OF N1 INDICATION ALONG WITH SMELL OF JET FUEL. NO FIRE WARNING WAS PRESENT ON EICAS. ENGINE WAS KEPT RUNNING FOR A SHORT TIME, BEFORE SHUTTING DOWN BApr 28, 2025 · N792FD · Boeing 757222SDR QXEA2025042200123Fadec · malfunctionedHORTLY AFTER THE START OF DESCENT THE EGINE #1 N1 AND ITT INDICATIONS STARTED BLINKING ON AND OFF BETWEEN GREEN VALUES AND AMBER DASHES. SIMULTANIOUSLY "AT FAIL" AND "ENG TLA TRIM FAIL" APPEARED ON THE EICAS WITH A MASTER CAUTION. THE FLICKERING OF THE GAUGES Apr 22, 2025 · N620QX · Emb ERJ170200LRSDR 2025F00079Fuel Control · malfunctionedENGINE CONTORL ALT LIGHT STAY IN ON LH SIDEMar 25, 2025 · N759AM · Boeing 7378SDR DALA2025032702258Fuel Control · malfunctionedSHIP 3769 -DIV- TO PDX DUE TO RIGHT ENGINE SUSPECTED STALL. CORRECTIVE ACTION: BSI SHOWS NO DAMAGE TO COMPRESSOR. REPLACING HMU, FUEL PUMP, EEC AND BLOWING OUT PS3 LINE. FOQA DATA SHOWS ENGINE DID NOT STALL BUT FAILED TO ACCELERATE AFTER BOTH ENGINES WERE THROMar 24, 2025 · N3769L · Boeing 737832SDR 2025FA0000069Fuel Control · failedDEFECTIVE PRECISION FUEL SERVO CAUSED LOSS OF POWER AND ENGINE SHUT DOWN IN FLIGHT. AIRCRAFT ABLE TO LAND WITH NO DAMAGES OR INJURIES. NEWLY OVERHAULED BY PRECISION AIRMOTIVE WO# I1D3E WITH 11 HRS SINCE OVERHAUL.Jan 29, 2025 · N864SP · Cessna 172SSDR 2024F00268Control System · failedCANCELED FLIGHT 646 CBB/VVI DUE TO ENGINE #2 SLOW ACCELERATION IN DIFFERENTE PHASES OF FLIGHT AND HOT STARTS. CORRECTIVE ACTION: REMOVED AN INSTALLED MAIN ENGINE CONTROL MEC.Oct 31, 2024 · N836CC · Boeing 73736NSDR VQMA99AG092424R0Fuel Control · low pressureON TUESDAY, SEPTEMBER 24TH 2024, CESSNA CITATION 525B (CJ3), REGISTRATION NUMBER N99AG, SERIAL NUMBER 525B-0258 EXPERIENCED AN IN-FLIGHT ENGINE SHUTDOWN WHILE EN-ROUTE TO TVC. THE FLIGHT CREW MADE THE FOLLOWING ENTRY ON AIRCRAFT MAINTENANCE LOG (AML) FORM SERSep 24, 2024 · N99AG · Cessna 525BSDR CALA2024092600695Governor · faultyRT ENG REDUCED PWR EPR LIMITED TO 1.44 CREW REPORTS FUEL FLOW INDICATION LOWER ON RH ENGINE REMOVED AND REPLACED #2 ENGINE FUEL FLOW GOVERNOR IAW AMM 73-21-01. ALL ASSOCIATED TESTS PASSED AND LEAK CHECKS GOOD. POWER ASSURANCE AND EPR TESTS GOOD AS WELL. #1 ANDSep 23, 2024 · N57869 · Boeing 75733NSDR YENA2024081201115Fuel Control · faultedFLT#2123, JFK-LAX. 'FUEL CTR R XFR FAULT ON CLIMB OUT; NO EXISTING FAULTS DISPLAYED. PERFORM FLSS BITE & FQIS TEST . NO FAULTS, TEST OK: RESET FQIS PRECAUTIONARY. A/C OK AT THIS TIME . AMM 28-46-00.'Aug 11, 2024 · N4074J · Airbus A321271NXSDR ABXA2024052196Fuel Control · faultedL ENG EPR, N1 EGT FLUCTUATED IN FLIGHT. SEE VIDEO SENT MECH/MTC AC RETURED TO FIELD AND GROUNDED BY MAINTENANCE DETERMINED FROM FLIGHT DATA AND NAMED VIDEO THE L ENGINE FUEL CONTROL FAULTY, REMOVED NAMED PART PER AMM 73-21-01. DETERMINED FROM FLIGHT DATA AMay 21, 2024 · N650GT · Boeing 767231SDR DALA2024042604724Fcu · faultedSHIP 5647 -IFSD- RIGHT ENGINE SHUT DOWN ON APPROACH, EMERGENCY DECLARED. CORRECTIVE ACTION: REPLACED FUEL CONTROL UNIT & EEC. (LP 5314598)Apr 25, 2024 · N547US · Boeing 757251SDR 2024FA0000273Fuel Control · malfunctionedAFTER DEPARTURE PILOT EXPERIENCED SLIGHT NG FLUCTUATION AND SLIGHT YAW MOTION. PILOT RETURNED FOR LANDING. DURING TROUBLE SHOOTING MAINTENANCE OF THE ENGINE FUEL CONTROL UNIT, MAINTENANCE FOUND INSIDE THE ACCELERATION CONTROLLER CHAMBER THAT THE LOWER CIRCLIP Apr 1, 2024 · N711JH · Snias AS350B2SDR DALA2024032803905Fuel Control · abnormalSHIP 6702 - ATB- FLIGHT RETURNED TO ATL DUE TO LEFT ENGINE FUEL VALVE MESSAGE. CORRECTIVE ACTION: PERFORMED WIRING CHECKS WITH NTF, REPLACED FUEL CONTROL UNIT, PERFORMED HIGH POWER RUN ALL INDICATIONS GOOD.Mar 27, 2024 · N6702 · Boeing 757232SDR DALA2024031203242Fuel Control · inoperative(LOG 5021672) TAXIING OUT AFTER NORMAL ENGINE START WENT TO TRANSFER POWER AND LEFT ENGINE UN-COMMANDED SHUT DOWN. REMOVED AND REPLACED LEFT ENGINE FUEL PUMP AND HMU PER B737 AMM 73-11-01. MCC REQ LT SPAR VALVE ACTUATOR REPLACED ON LOG 5021674.Mar 11, 2024 · N813DN · Boeing 737932ERSDR VE7A2024012504006Eec · failed#2 FADEC FAIL INFLIGHT DURING INFLIGHT POWER CHECK. IMC. 5000'MSL 60 TQ. CPDS INDICATIONS: FADEC MINR, FADEC FAIL, FLI DEGR, ENG MANUAL. APPROXIMATELY 20 MINUTES FROM DESTINATION, IMC. PERFORMED FADEC FAIL EMERGENCY PROCEDURE, DECLARED IN FLIGHT EMERGENCY, CHEJan 22, 2024 · N376PH · Urocop EC135P2SDR QXEA2024011600010Fmu · leaking#1 ENGINE FUEL IS LEAKING FROM FMU. R&R #1 ENG FMU REF E175 AMM 73-21-03-400/000-801-A. OPS CHECK GOOD. LEAK CHECK GOOD.Jan 11, 2024 · N634QX · Emb ERJ170200LR
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