Lycoming IO-360-L2A

Service difficulty reports · 994

Newest first. General aviation reporting is voluntary.

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 engine_model_key = 'IO360L2A'
  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 2025FA0000133Cylinder Head · crackedENGINE CYLINDER #2 CRACKED ACROSS COOLING FINS. CREW NOTICED LOSS OF POWER/SHUDDER. BURNING SMELL COMING THROUGH CABIN AIR VENTS.Feb 26, 2025 · N578CA · Cessna 172S · Reciprocating Engine Cylinder SectionSDR 2025FA0000134Muffler · crackedCREW REPORTS EXHAUST SMELL IN CABIN. VISUAL INSPECTION FOUND MUFFLER CRACKED.Feb 26, 2025 · N578CA · Cessna 172S · Engine Exhaust SystemSDR 2025FA0000135Muffler · crackedCREW ALERTED OF CARBON MONOXIDE PRESENT FROM G1000 WARNING. SHUTOFF CABIN HEAT AND OPENED WINDOWS. RETURNED TO BLOCK. VISUAL INSPECTION OF ENGINE MUFFLER FOUND CRACKED.Feb 26, 2025 · N20SU · Cessna 172S · Engine Collector/Tailpipe/NozzleSDR 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 172S · Fuel Control/Turbine EnginesSDR 2025FA0000000Nut · damagedNHDO ASSEMBLING COMCC??NG RODS TO CRANKSHAFT DURING OVERHAUL. II WAS NOTICED THAT T NUT WAS NOT SLMNG FLUSH TO ITS BEARING SURFACE. THE NUT HAD BEEN RUN DOWN FINGER TIGHT, PRIOR TO TORQUING LOOKING AT THO NUT, 1T IS OBVIOUS THAT THO NUT WAS NOT 1N THE PROPER OJan 3, 2025 · Reciprocating Engine Power SectionSDR VLAR20241211001Control Cable · brokenAUTOPILOT FAILED, WILL HOLD ALTITUDE, WILL NOT TRACK HEADING BUT OR NAV TRACK. SQUAWK WAS ENTERED ON 12/5/2024 AT 2117, SQUAWK UPDATED ON 12/06/2024.REMOVED ACCESS PANELS ON RH WING, FOUND CABLE PN 0522647-3 BROKEN.THE CABLE HAS TWO PARTS: A SHORT CABLE (PN: 0Dec 9, 2024 · N110S · Cessna 172S · Aileron Control SystemSDR N3XR20241204001Transducer · fluctuatesDURING CRUISE FLIGHT THE CREW OBSERVED OIL PRESSURE FLUCTUATIONS. THE OIL PRESSURE TRANSDUCER WAS REPLACED AND CORRECTED THE PROBLEM.Dec 4, 2024 · N855ER · Cessna 172S · Reciprocating Engine Oil SystemSDR N3XR20241204002Transducer · fluctuatesDURING TAXI, NOTED OIL PRESSURE NOT WITHIN THE GREEN AT 1000 RPM. DURING RUN-UP, OIL PRESSURE ENTERED THE GREEN BUT FLUCTUATED BETWEEN THE FIRST 1/4 OF THE GREEN. AFTER RUN-UP WHEN THROTTLE WAS REDUCED BACK TO 1000, OIL PRESSURE 47 (TEMP 195). THE OIL PRESSUREDec 4, 2024 · N460ER · Cessna 172S · Reciprocating Engine Oil SystemSDR 2024FA0000803Packing · leakingUPON REMOVAL OF VENTURI FOUND EVIDENCE OF FUEL BETWEEN VENTURI BODY AND SERVO BODY AS WELL AS UNDER THE O-RINGS IN THE O-RING GROOVES. FUEL EVIDENCE WAS ALSO FOUND UNDER THE "G" PLUG. INSPECTION PROMPTED BY CESSNA FLEET GROUNDING FOLLOWING AN UNCONTROLLED IN-FNov 1, 2024 · N848PA · Cessna 172S · Engine Fuel DistributionSDR 2024FA0000804Packing · leakingUPON REMOVAL OF VENTURI FOUND EVIDENCE OF FUEL BETWEEN VENTURI BODY AND SERVO BODY AS WELL AS UNDER THE O-RINGS IN THE O-RING GROOVES. FUEL EVIDENCE WAS ALSO FOUND UNDER THE "G" PLUG. INSPECTION PROMPTED BY CESSNA FLEET GROUNDING FOLLOWING AN UNCONTROLLED IN-FNov 1, 2024 · N849PA · Cessna 172S · Engine Fuel DistributionSDR 2024FA0000805Packing · leakingUPON REMOVAL OF VENTURI FOUND EVIDENCE OF FUEL BETWEEN VENTURI BODY AND SERVO BODY AS WELL AS UNDER THE O-RINGS IN THE O-RING GROOVES. FUEL EVEIDENCE WAS ALSO FOUND UNDER THE "G" PLUG. INSPECTION PROMPTED BY CESSNA FLEET GROUNDING FOLLOWING AN UNCONTROLLED IN-Nov 1, 2024 · N852PA · Cessna 172S · Engine Fuel DistributionSDR 2024FA0000808Packing · leakingUPON REMOVAL OF VENTURI FOUND EVIDENCE OF FUEL BETWEEN VENTURI BODY AND SERVO BODY AS WELL AS UNDER THE O-RINGS IN THE O-RING GROOVES. FUEL EVIDENCE WAS ALSO FOUND UNDER THE "G" PLUG. INSPECTION PROMPTED BY CESSNA FLEET GROUNDING FOLLOWING AN UNCONTROLLED IN-Nov 1, 2024 · N733TU · Cessna 172S · Engine Fuel DistributionSDR 2024FA0000809Packing · leakingUPON REMOVAL OF VENTURI FOUND EVIDENCE OF FUEL BETWEEN VENTURI BODY AND SERVO BODY AS WELL AS UNDER THE O-RINGS IN THE O-RING GROOVES. FUEL EVIDENCE WAS ALSO FOUND UNDER THE "G" PLUG. INSPECTION PROMPTED BY CESSNA FLEET GROUNDING FOLLOWING AN UNCONTROLLED IN-FNov 1, 2024 · N585RD · Cessna 172S · Engine Fuel DistributionSDR 2024FA0000807Packing · leakingUPON REMOVAL OF VENTURI FOUND EVIDENCE OF FUEL BETWEEN VENTURI BODY AND SERVO BODY AS WELL AS UNDER THE O-RINGS IN THE O-RING GROOVES. FUEL EVIDENCE WAS ALSO FOUND UNDER THE "G" PLUG. INSPECTION PROMPTED BY CESSNA FLEET GROUNDING FOLLOWING AN UNCONTROLLED IN-FOct 19, 2024 · N733SH · Cessna 172S · Engine Fuel DistributionSDR 2024FA0000802Packing · leakingUPON REMOVAL OF VENTURI FOUND EVIDENCE OF FUEL BETWEEN VENTURI BODY AND SERVO BODY AS WELL AS UNDER THE O-RINGS IN THE O-RING GROOVES. FUEL EVIDENCE WAS ALSO FOUND UNDER THE "G" PLUG. INSPECTION PROMPTED BY CESSNA FLEET GROUNDING FOLLOWING AN UNCONTROLLED IN-FOct 10, 2024 · N811CT · Cessna 172S · Engine Fuel DistributionSDR 2024FA0000801Packing · leakingUPON REMOVAL OF VENTURI FOUND EVIDENCE OF FUEL BETWEEN VENTURI BODY AND SERVO BODY AS WELL AS UNDER THE O-RINGS IN THE O-RING GROOVES. FUEL EVIDENCE WAS ALSO FOUND UNDER THE "G" PLUG. INSPECTION PROMPTED BY CESSNA FLEET GROUNDING FOLLOWING AN UNCONTROLLED IN-FSep 19, 2024 · N755WM · Cessna 172S · Aircraft Fuel Distribution SystemSDR 2024FA0000806Packing · leakingUPON REMOVAL OF VENTURI FOUND EVIDENCE OF FUEL BETWEEN VENTURI BODY AND SERVO BODY AS WELL AS UNDER THE O-RINGS IN THE O-RING GROOVES. FUEL EVIDENCE WAS ALSO FOUND UNDER THE "G" PLUG. INSPECTION PROMPTED BY CESSNA FLEET GROUNDING FOLLOWING AN UNCONTROLLED IN-FSep 19, 2024 · N733CN · Cessna 172S · Engine Fuel DistributionSDR 2024FA0000810Packing · leakingUPON REMOVAL OF VENTURI FOUND EVIDENCE OF FUEL BETWEEN VENTURI BODY AND SERVO BODY AS WELL AS UNDER THE O-RINGS IN THE O-RING GROOVES. FUEL EVIDENCE WAS ALSO FOUND UNDER THE "G" PLUG. INSPECTION PROMPTED BY CESSNA FLEET GROUNDING FOLLOWING AN UNCONTROLLED IN-FSep 19, 2024 · N719TH · Cessna 172S · Engine Fuel DistributionSDR 2024FA0000811Packing · leakingUPON REMOVAL OF VENTURI FOUND EVIDENCE OF FUEL BETWEEN VENTURI BODY AND SERVO BODY AS WELL AS UNDER THE O-RINGS IN THE O-RING GROOVES. FUEL EVIDENCE WAS ALSO FOUND UNDER THE "G" PLUG. INSPECTION PROMPTED BY CESSNA FLEET GROUNDING FOLLOWING AN UNCONTROLLED IN-FSep 19, 2024 · N719TH · Cessna 172S · Engine Fuel DistributionSDR 2024FA0000665Cylinder · defectiveWHILE IN FLIGHT PILOT EXPERIENCED POWER AND RPM LOSS WITH SUBSTANTIAL VIBRATION, EMERGENCY LANDING ACCOMPLISHED. FOUND #1 CYLINDER EXHAUST VALVE STUCK OPEN AND #3 CYLINDER EXHAUST VALVE STICKING. #1 CYLINDER EXHAUST PUSHROD FOUND BENT.Aug 2, 2024 · N705F · Cessna 172S · Reciprocating Engine Cylinder SectionSDR 2024FA0000276Rod · scoredSCRATCHED AT THE ROD ASSY – PUSH AND ROCKER ASSEMBLY. THE SCORED CONDITIONS HAVE BEEN FOUND AFTER REPORTS OF: HIGH OIL TEMPERATURE, LOSS OF POWER, HIGH OIL CONSUMPTIONApr 2, 2024 · N5065 · Engine (Reciprocating)SDR 2023FA0000795Magneto · mismanufacturedFOUND DEFECT DURING INSPECTION OF FACTORY OVERHAULED MAGNETO. COIL TAB WAS NOT INSTALLED PARALLEL WITH THE MAGNETO PARTING SURFACE PER SECTION 7.8C OF MANUAL L-1363J. THIS CONDITION WOULD RESULT IN PREMATURE EXCESSIVE WEAR OF COIL TAB IF NOT CORRECTED.Nov 29, 2023 · N9886F · Cessna 172R · Magneto/DistributorSDR 2023FA0000796Magneto · mismanufacturedFOUND DEFECT DURING INSPECTION OF FACTORY OVERHAULED MAGNETO. COIL TAB WAS NOT INSTALLED PARALLEL WITH THE MAGNETO PARTING SURFACE PER SECTION 7.8C OF MANUAL L-1363J. THIS CONDITION WOULD RESULT IN PREMATURE EXCESSIVE WEAR OF COIL TAB IF NOT CORRECTED.Nov 29, 2023 · N9886F · Cessna 172R · Magneto/DistributorSDR 2023FA0000685Magneto · mismanufacturedOPENED MAGNETO DUE TO INABILITY TO SET TIMING TO ENGINE. FOUND CARBON ON CONTACTS. FOUND FACTORY DEFECT THAT COIL TAB WAS NOT INSTALLED PARALLEL WITH THE MAGNETO PARTING SURFACE PER SECTION 7.8C OF MANUAL L-1363J, RESULTING IN EXCESSIVE WEAR ON CARBON BRUSH Oct 27, 2023 · N9453Z · Cessna 172R · Magneto/DistributorSDR 2023FA0000597Magneto · failed inspFOUND TWO FACTORY DEFECTS WHILE PERFORMING FIRST 500-HOUR INSPECTION ON MAGNETO WITH 496.1 TT IN ACCORDANCE WITH MANUAL L-1363J. IMPULSE COUPLING RIVET WAS CROOKED AND NOT FULLY SET, SUCH THAT IMPULSE COUPLING FAILED SECTION 3.3.4 STEP B.12. ADDITIONALLY, COOct 12, 2023 · N2384U · Cessna 172R · Magneto/DistributorSDR 2023FA0000495Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.Aug 22, 2023 · N23673 · Magneto/DistributorSDR 2023FA0000741Exhaust Valve · binding#2 CYLINDER STUCK EXHAUST VALVE CAUSING PUSHROD TO BEND AND LOSS OF POWER.Aug 5, 2023 · N5355W · Cessna 172R · Reciprocating Engine Cylinder SectionSDR 2023FA0000371Cylinder · crackedENGINE CYLINDER #2 CHT VERY HIGH. COMPRESSION CHECK, FOUND CYLINDER #2 CRACKED ABOUT 1/2 UP THE BARREL. VISIBLE FROM FORWARD SIDE. CRACK EXTENDED ALMOST 1/2 WAY AROUND THE BARREL. REMOVED AND REPLACED CYLINDER ASSEMBLY.Jul 14, 2023 · N9096Z · Cessna 172S · Reciprocating Engine Cylinder SectionSDR 2023FA0000480Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.Jun 7, 2023 · N94631 · Magneto/DistributorSDR 2023FA0000481Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.Jun 7, 2023 · N94631 · Magneto/DistributorSDR 2023FA0000484Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.Jun 7, 2023 · N419ER · Magneto/DistributorSDR 2023FA0000479Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.Jun 6, 2023 · N9577Z · Magneto/DistributorSDR 2023FA0000478Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.Jun 1, 2023 · N5224E · Magneto/DistributorSDR 2023FA0000483Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.May 25, 2023 · N22816 · Magneto/DistributorSDR 2023FA0000265Cylinder · bindingENGINE DEVELOPED A SHUDDER EVENT ON CLIMB OUT. MOMENTARY DROP IN POWER AND RPM. RETURNED TO KOSU WITH OUT ANY OTHER ISSUES. ALL STICKING VALVES HAVE BEEN CYLINDERS #2, AND/OR #4. TECHS COMPLIED WITH LYCOMING SB N0.388C REAMED EXHAUST VALVE GUIDES. THIS CORRECTMay 17, 2023 · N90SU · Cessna 172S · Reciprocating Engine Cylinder SectionSDR 2023FA0000280Pressure Switch · failedN65251 CESSNA 172S S/N: 172S9690 WITH REBUILT ENGINE LYCOMING IO360L2A S/N: RL-18746-51E HAD COMPLIED WITH AIRWORTHINESS DIRECTIVE 2013-11-11: AMENDMENT 39-17471 DURING ENGINE INSTALLATION ON 04-19-2017 BY REPLACING OIL PRESSURE SWITCH WITH 1 NEW P/N: 83278 ZEMay 17, 2023 · N65251 · Cessna 172S · Engine Oil Indicating SystemSDR 2023FA0000482Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.May 15, 2023 · N1838E · Magneto/DistributorSDR 2023FA0000623Cylinder · crackedREMOVED COWL, FOUND NR 1 FOUND CRACKED AND SEPARATED. FAA PHOTOGRAPHED & AUTHORIZED THE CYLINDER TO BE REPLACED WITH OVERHAULED CYLINDER. NOTE: REPORTED THE NR 4 CYLINDER PREVIOUSLY.May 12, 2023 · N1746F · Cessna 172R · Reciprocating Engine Cylinder SectionSDR 2023FA0000486Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.May 11, 2023 · N22810 · Magneto/DistributorSDR 2023FA0000488Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.May 5, 2023 · N425ER · Magneto/DistributorSDR 2023FA0000487Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.Apr 28, 2023 · N9223E · Magneto/DistributorSDR 2023FA0000489Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.Apr 21, 2023 · N20502 · Magneto/DistributorSDR 2023FA0000477Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.Apr 20, 2023 · N23673 · Magneto/DistributorSDR 2023FA0000485Impulse Coupling · looseFOUND MAGNETO IMPULSE COUPLING RIVETS LOOSE AND REPLACED WITH NEW IMPULSE COUPLING.Apr 12, 2023 · N802NM · Magneto/DistributorSDR 2023FA0000211Impulse Coupling · looseMAGNETO IMPULSE COUPLING RIVETS FOUND LOOSE, REPLACED COUPLING WITH NEW.Apr 6, 2023 · N605ND · Ignition SystemSDR 2023FA0000130Magneto · defectiveMAGNETO INTERNAL COIL TAB BENT DOWN SEVERELY AND THE CARBON BRUSH WAS HARDLY MAKING ANY CONTACT, RETURNED FOR WARRANTY WORK. POORLY ASSEMBLED.Mar 3, 2023 · N287D · Ignition SystemSDR 2023FA0000133Efis · intermittentWHILE MANEUVERING, THE ENGINE INDICATORS ON THE G1000 HAD RED X'S ON THE FOLLOWING INSTRUMENTS, TACHOMETER, FUEL FLOW, OIL PRESSURE, OIL TEMP, EGT, VAC, FUEL QUANTITY AND ELECTRICAL. THIS LASTED FOR ABOUT 10-15 MINUTES. GAVE ME ENOUGH TIME TO FLY BACK TO KBKX Feb 26, 2023 · N15255 · Cessna 172S · Central ComputersSDR 2023FA0000129Impulse Coupling · looseMAGNETO IMPULSE COUPLING RIVETS FOUND LOOSE, REPLACED IMPULSE COUPLING WITH NEW.Feb 20, 2023 · N2459M · Ignition SystemSDR 2023FA0000127Impulse Coupling · looseMAGNETO IMPULSE COUPLING RIVETS FOUND LOOSE, REPLACED IMPULSE COUPLING WITH NEW.Feb 17, 2023 · N63371 · Ignition SystemSDR 2023FA0000128Impulse Coupling · looseMAGNETO IMPULSE COUPLING RIVETS FOUND LOOSE, REPLACED IMPULSE COUPLING WITH NEW.Feb 17, 2023 · N63371 · Ignition System
Back to Lycoming IO-360-L2A