# Service difficulty reports: Lycoming TIO-540-J2BD

A list on [Lycoming TIO-540-J2BD](https://openairdocs.org/engine/lycoming-tio-540-j2bd.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 18 · 868 reports

- [SDR 1SMA2025F00255](https://openairdocs.org/sdr/1SMA2025F00255.md): O-Ring · cut · Nov 2, 2025 · N4078J · Piper PA31350 · Hydraulic System, Main
  > AFTER TAKEOFF, LANDING GEAR FAILED TO RETRACT (STUCK IN TRANSIT). RECYCLING LEVER TO DOWN ALSO FAILED; NO GREEN LIGHTS ILLUMINATED. VISUAL CHECK SHOWED NOSE GEAR STUCK IN A HALFWAY POSITION. PILOT EXECUTED EMERGENCY GEAR EXTENSION CHECKLIST AND SUCCESSFULLY DE
- [SDR 2025FA0000641](https://openairdocs.org/sdr/2025FA0000641.md): Connecting Rod · failed · Aug 16, 2025 · N312AK · Piper PA31350 · Reciprocating Engine Cylinder Section
  > NR 6 CONECTING ROD FAILED IN FLIGHT.
- [SDR 2025FA0000001](https://openairdocs.org/sdr/2025FA0000001.md): Fitting · leaking · Jan 3, 2025 · N316AK · Piper PA31350 · Aircraft Fuel Distribution System
  > 45 INCH ALUMINUM PORTION OF THE FUEL HOSE ASSY FROM ACFT TO ENGINE FUEL PUMP APPEARS TO HAVE CRACKED, CAUSING FUEL TO SPRAY ON EXHAUST AND CAUSED AN INFLT FIRE.
- [SDR 2024FA0000457](https://openairdocs.org/sdr/2024FA0000457.md): O-Ring · damaged · Jun 18, 2024 · N122AW · Piper PA31350 · Hydraulic System, Main
  > LANDING GEAR WILL NOT LOCK ON EXTENSION. MANUALLY PUMPED GEAR DOWN AND LOCKED WITH THREE GREEN LIGHTS. WE FOUND THE RH ENGINE HYDRAULIC FILTER RESERVOIR LEAKING FROM THE O-RING. REMOVED HYDRAULIC FILTERS VERIFIED NO CONTAMINANTS AND REPLACED O-RING. THE HY
- [SDR 1AZA2024021500032](https://openairdocs.org/sdr/1AZA2024021500032.md): Magneto · intermittent · Feb 13, 2024 · N122AW · Piper PA31350 · Magneto/Distributor
  > LEFT ENGINE LOST POWER 25 MILES FROM FXE: RAN THE LEFT ENGINE, DURIN MAGNETO CHECK ON LH MAGNETO ENGINE LOST POWER, ON BOTHMAGNETO'S (DUAL MAGNETO SET UP) RAN GOOD FOR ABOUT FIVE MINUTES, LOST POWER AND CONTINUED THAT WAY, FUALT WAS CONFIRMED ON THE MAGENTO.
- [SDR 1AZA202402160033](https://openairdocs.org/sdr/1AZA202402160033.md): Magneto · intermittent · Feb 13, 2024 · N122AW · Piper PA31350 · Magneto/Distributor
  > LEFT ENGINE LOST POWER 25 MILES FROM FXE: RAN THE LEFT ENGINE, DURIN MAGNETO CHECK ON LH MAGNETO ENGINE LOST POWER, ON BOTHMAGNETO'S (DUAL MAGNETO SET UP) RAN GOOD FOR ABOUT FIVE MINUTES, LOST POWER AND CONTINUED THAT WAY, FUALT WAS CONFIRMED ON THE MAGENTO.
- [SDR 1SMA2023120408001](https://openairdocs.org/sdr/1SMA2023120408001.md): O-Ring · dislodged · Nov 8, 2023 · N606JS · Piper PA31350 · Main Landing Gear
  > DURING APPROACH TO AIRPORT WHEN THE LANDING GEAR SELECTOR HANDLE WAS MOVED TO THE DOWN POSITION, THE RED GEAR UNSAFE LIGHT REMAINED ILLUMINATED, THE GEAR DOWN/LOCKED LIGHTS REMAINED EXTINGUISHED, AND THE NOSE GEAR COULD BE SEEN IN THE NACELLE MIRROR TO ONLY BE
- [SDR ENHA LP233910](https://openairdocs.org/sdr/ENHA%20LP233910.md): Seal · leaking · May 19, 2023 · N14AP · Piper PA31350 · Engine Exhaust System
  > LEFT ENGINE BLUBBERED THEN DIED WHILE TURNING AROUND TO TAKEOFF. MECHANICS FOUND #1 CYLINDER SPARK PLUGS FOULED AND WET WITH GAS. MECHANICS REPLACED ALL PARK PLUGS ON LEFT HAND ENGINE. MECHANICS FOUND #1 INTAKE TUBE O-RING PINCHED AND ROLLED, MECHANICS REPLAC
- [SDR 1AZA20210729001](https://openairdocs.org/sdr/1AZA20210729001.md): Landing Gear · collapsed · Sep 26, 2021 · N3VM · Piper PA31350 · Landing Gear Retraction/Extension System
  > AIRCRAFT WAS ON ROLLOUT DURING A NORMAL LANDING. THE LANDING GEAR INDICATED DOWN AND LOCKED. THE LANDING GEAR HANDLE HAD RETURNED TO NEUTRAL DURING THE LANDING GEAR EXTENSION PHASE. DURING ROLLOUT, THE LEFT MAIN LANDING GEAR COLLAPSED AND THE AIRCRAFT VEERE
- [SDR CA190708014](https://openairdocs.org/sdr/CA190708014.md): Bridal Cable · broken · Jul 4, 2019 · Piper PA31350 · Auto Flight System
  > (CAN) PILOT REPORTED AUTOPILOT PITCHES NOSE UP 1000 FT/MIN. AUTOPILOT INITIALLY DEFERRED PER MEL. AME FOUND DURING TROUBLE SHOOTING THE PITCH SERVO BRIDLE CABLE HAD BROKEN, AND PART OF THAT CABLE WAS STUCK AROUND A MOUNTING FASTER FOR THE PITCH SERVO. SEE ATTA
- [SDR CA190503022](https://openairdocs.org/sdr/CA190503022.md): Isolation Mount · torn · May 2, 2019 · Piper PA31350 · Engine Mount Section
  > (CAN) LH ENGINE, UPPER OUTBOARD ISOLATION MOUNT, FORWARD ISOLATOR FOUND COMPLETELY TORN AND UNSERVICEABLE. THE REMAINING THREE ISOLATOR MOUNTS ARE DETERIORATED AND REQUIRE REPLACEMENT. THERE WAS NO INDICATION OF FAULT OR ABNORMAL OCCURRENCES. (TC# 20190503022)
- [SDR CA190506013](https://openairdocs.org/sdr/CA190506013.md): Line · broken · Apr 30, 2019 · Piper PA31350 · Hydraulic System, Main
  > (CAN) CREW WENT TO SELECT GEAR DOWN AND THE GEAR DOORS WOULD NOT OPEN AND THE GEAR WOULD NOT RETRACT. AFTER MANY ATTEMPTS THE CREW LANDED IN XXXXX WITH THE GEAR UP. NO INJURIES HAPPENED AFTER RESULT OF LANDING. AFTER THE AIRCRAFT WAS REMOVED FROM THE RUNWAY AN
- [SDR CA190404004](https://openairdocs.org/sdr/CA190404004.md): Skin · deformed · Apr 1, 2019 · Piper PA31325 · Wing, Plate/Skin
  > (CAN) SKIN DEFORMATION BOTH SIDES AT STA. 237 FOUND AFTER REMOVING WINGTIPS, P/NS 45412-10 40585-13 (TC# 20190404004)
- [SDR 2019FA0000013](https://openairdocs.org/sdr/2019FA0000013.md): Engine · malfunctioned · Jan 17, 2019 · N3558X · Piper PA31350 · Engine (Reciprocating)
  > LEFT-HAND ENGINE LOST PARTIAL POWER AND SUBSEQUENTLY BEGAN LEAKING OIL.
- [SDR 3SVA20181116001](https://openairdocs.org/sdr/3SVA20181116001.md): Cylinder Head · cracked · Nov 14, 2018 · N4087G · Piper PA31350 · Reciprocating Engine Cylinder Section
  > PILOT REPORTED ROUGH RUNNING ENGINE AFTER START UP. INVESTIGATION BY MAINTENANCE DETERMINED THAT THE #3 CYLINDER EXHAUST VALVE SEAT/VALVE HAD DROPPED OUT OF CYLINDER HEAD. LYCOMING FACTORY OVERHAULED ENGINE WITH 637.5 TSOH, 1646.2 TTSN.
- [SDR WVBA2017021300043](https://openairdocs.org/sdr/WVBA2017021300043.md): Fitting · sheared · Feb 10, 2017 · N3589B · Piper PA31350 · Hydraulic System, Main
  > ON APPROACH, NOTICED THAT ONLY THE TWO MAIN GEAR INDICATOR LIGHTS INDICATED GREEN. THE NOSE GEAR INDICATOR LIGHT WAS NOT ILLUMINATED AND THE RED TRANSFER LIGHT WAS ILLUMINATED. T RECYCLED THE GEAR HANDLE, NO CHANGE TO THE MAIN OR THE NOSE GEAR POSITIONS. THE
- [SDR 1SMA201611250001](https://openairdocs.org/sdr/1SMA201611250001.md): Piston Ring · broken · Nov 25, 2016 · N108JL · Piper PA31350 · Reciprocating Engine Cylinder Section
  > DURING DESCENT, LT ENGINE CYLINDER HEAD TEMP FROM 390 DEGREES F TO APPROXIMATELY ONE NEEDLE WIDTH BELOW RED LINE OBSERVED. TO KEEP TEMP BELOW RED LINE, MIXTURE WAS GRADUALLY INCREASED UNTIL FULL RICH JUST BEFORE CHECKS. DURING CHECKS, LEFT ENGINE OIL PRESSURE
- [SDR 2016FA0000431](https://openairdocs.org/sdr/2016FA0000431.md): Cylinder · failed · Aug 22, 2016 · N1872E · Piper PA31350 · Reciprocating Engine Cylinder Section
  > EXCHANGE CYLINDER INSTALLED AND FAILED AFTER 1.3 HRS. POST INSPECTION OF CYLINDER REVEALED THAT THERE WAS PREVIOUS WELDING REPAIR TO UPPER SPARK PLUG AREA. CYLINDER WAS NOT PROPERLY REPAIRED AND INSPECTED BY REPAIR STATION. SPARK PLUG AREA CRACKED OUT CAUSI
- [SDR 2016F00171](https://openairdocs.org/sdr/2016F00171.md): Transceiver · burned · Aug 18, 2016 · N4078J · Piper PA31350 · Weather Radar System
  > AFTER TAKING OFF, THE PILOT REPORTED AN ODOR DESCRIBED AS A HOT, BURNING ODOR LIKE MELTING WIRES COMING FROM THE INSTRUMENT PANEL. NO SMOKE WAS ENCOUNTERED AND NO EMERGENCY DECLARED, BUT THE PILOT ELECTED TO RETURN TO DEPARTURE. TROUBLESHOOTING ON THE GROUND
- [SDR 2016F00154](https://openairdocs.org/sdr/2016F00154.md): Cylinder · separated · Jul 21, 2016 · N59826 · Piper PA31350 · Reciprocating Engine Cylinder Section
  > DURING FLIGHT AJ100, APPROXIMATELY 10 MILES FROM DESTINATION, THE LEFT ENGINE SHUTTERED BRIEFLY AND ENGINE OIL WAS OBSERVED STREAMING FROM THE COWLING. THE PILOT FEATHERED THE LEFT PROPELLER AND IMMEDIATELY SHUTDOWN THE ENGINE. THE FLIGHT CONTINUED AND THE AI
- [SDR ITJA2016041300001](https://openairdocs.org/sdr/ITJA2016041300001.md): Cylinder · separated · Apr 7, 2016 · N45038 · Piper PA31350 · Reciprocating Engine Cylinder Section
  > WHILE APPROXIMATELY 10 MILES OUT FROM LANDING AIRPORT, THE CREW NOTICED FIRE SHOOTING THROUGH THE UPPER COWLING OF THE LT ENGINE. CREW SHUTDOWN ENGINE IN FLIGHT. VISUAL INSPECTION REVEALED THAT THE NR 2 CYLINDER HAD SEPARATED FROM THE ENGINE CASE DUE TO HOLD
- [SDR CA151202005](https://openairdocs.org/sdr/CA151202005.md): Points · loose · Nov 27, 2015 · Piper PA31350 · Magneto/Distributor
  > (CAN) DURING TAKEOFF ON A SHORT RUNWAY THE LT QUICKLY LOST POWER AS IT WAS ABOUT TO ROTATE. THE TAKEOFF WAS ABORTED. UPON INSPECTION BOTH POINTS IN THE LT MAGNETO WERE FOUND LOOSE AND MISALIGNED. 1 SET OF POINTS WAS FOUND BURNED AND ARCED. A 500 HRS INSPECT
- [SDR CA151116013](https://openairdocs.org/sdr/CA151116013.md): Elt · false activation · Nov 11, 2015 · Piper PA31350 · Emergency Locator Beacon
  > (CAN) AN UNCOMMANDED ELT ACTIVATION WAS REPORTED 11-NOV-2015. ELT, REMOTE SWITCH AND HARNESS WERE INSPECTED. CORROSION WAS FOUND ON THE HARNESS AT THE REMOTE SWITCH. CORROSION REMOVED AND SYS CONTINUITY CHECKED. FOUND SERVICEABLE. ELT & REMOTE SWITCH TESTE
- [SDR 3SVA20151008001](https://openairdocs.org/sdr/3SVA20151008001.md): Controller · burst · Sep 15, 2015 · N46FA · Piper PA31350 · Fuel Storage
  > RIGHT ENG DURING TAKEOFF ROLL BEGAN TO SURGE. PILOT ABORTED TAKEOFF & RETURNED TO RAMP. REPLACED DENSITY CONTROLLER, RAN ACFT FOR OPERATIONS & LEAK CHECK. RETURNED ACFT TO SERVICE.
- [SDR CA150824005](https://openairdocs.org/sdr/CA150824005.md): Pump · failed · Aug 20, 2015 · Piper PA31350 · Vacuum Distribution System
  > (CAN) THE RIGHT VACUUM PUMP HAS FAILED 4 TIMES IN ONE YEAR WITH THE AIRCRAFT FLYING ONLY 148 HOURS. TWO DIFFERENT AMOS HAVE TROUBLE SHOT THE SYSTEM AND THE PUMPS CONTINUE TO FAIL ON THE ONE SIDE ONLY.
- [SDR CA150723005](https://openairdocs.org/sdr/CA150723005.md): Cylinder · damaged · Jul 23, 2015 · Piper PA31350 · Reciprocating Engine Cylinder Section
  > (CAN) CYLINDER FAILED COMPRESSION TEST, AFTER DISASSEMBLY EXCESSIVE CARBIDE BUILD-UP WAS FOUND AROUND THE EXHAUST VALVE WITH SOME MINOR SCORING AROUND THE PISTON.
- [SDR CA150702005](https://openairdocs.org/sdr/CA150702005.md): Pump · failed · Jul 2, 2015 · Piper PA31350 · Pneumatic Distribution System
  > (CAN) PILOT REPORTED LT PNEO LIGHT ILLUMINATED DURING FLIGHT. UPON INVESTIGATION MAINTENANCE FOUND THE SHAFT OF THE DRY AIR PUMP HAD SHEARED OFF. PUMP WAS REPLACED AND GROUND RUN CARRIED OUT SERVICEABLE.
- [SDR 2015F00076](https://openairdocs.org/sdr/2015F00076.md): Valve Seat · dislodged · Jun 30, 2015 · N59764 · Piper PA31350 · Reciprocating Engine Cylinder Section
  > AFTER COMPLETING ROUTINE LANDING, PILOT NOTED THAT THE LT ENGINE WAS RUNNONG ROUGH ON GROUND WITH HIGH MANIFOLD PRESSURE AND THE LT FUEL FLOW INDICATED ZERO IN FLIGHT WHEN LEANED. ON INVESTIGATION, THE LEFT ENGINE CYLINDER NR 4 EXHAUST VALVE SEAT WAS DISLODGE
- [SDR CA150519020](https://openairdocs.org/sdr/CA150519020.md): Cylinder · damaged · May 15, 2015 · Piper PA31350 · Reciprocating Engine Cylinder Section
  > (CAN) DURING ROUTINE MAINTENANCE INSPECTION THE COMPRESSION TEST FOR THE LT ENGINE NR 2 CYLINDER WAS FOUND TO BE LOW. PILOTS DID NOT REPORT THAT THE ENGINE WAS RUNNING LOW. THE NR 2 CYLINDER ON THE LT ENGINE WAS DISASSEMBLED, INSPECTED TO THE DEGREE POSSIBLE
- [SDR CA150220003](https://openairdocs.org/sdr/CA150220003.md): Tailpipe · fractured · Feb 19, 2015 · Piper PA31350 · Exhaust Turbocharger
  > (CAN) PILOTS REPORTED LEFT DE-ICE BOOT WAS NOT INFLATING. UPON INSPECTION THE DE-ICE LINE RUNNING THROUGH THE LT NACELLE WAS COMPLETELY MELTED. THE UPPER TAIL-PIPE COMING OUT OF THE TURBOCHARGE HAD SPLIT AND TORN, ALLOWING HOT EXHAUST GASES TO HIT THE FIREWA
- [SDR CA141114013](https://openairdocs.org/sdr/CA141114013.md): Bearing · failed · Nov 14, 2014 · Piper PA31350 · Exhaust Turbocharger
  > (CAN) TURBOCHARGER WAS LEAKING OIL INTO EXHAUST CAUSING SMOKE AFTER LANDING.
- [SDR CA141020003](https://openairdocs.org/sdr/CA141020003.md): Crankcase · cracked · Oct 15, 2014 · Piper PA31350 · Reciprocating Engine Power Section
  > (CAN) DURING MORNING CHECK, FOUND OIL IN THE ENGINE COWLING, INVESTIGATION DETERMINE TO HAVE A CRACK IN THE LOWER SECTION OF CYLINDER NR 3. THE CRACK IS LOCATED IN THE LOWER SECTION BETWEEN CYLINDER NR 3 & 5. THE CRACK IS FROM CYLINDER NR 3 DRAIN FITTING AND
- [SDR CA141014020](https://openairdocs.org/sdr/CA141014020.md): Wire · broken · Oct 14, 2014 · Piper PA31350 · Landing Gear System Wiring
  > (CAN) LEFT GEAR WOULD NOT INDICATE DOWN AND LOCK DESPITE NUMEROUS EXTENSION ATTEMPTS AND EMERGENCY HAND PUMPING. ALL THREE LANDING GEAR BULBS TESTED SERVICEABLE. NO IN-TRANSIT LIGHT AND HANDLE RETURNED TO DOWN NEUTRAL. AIRCRAFT LANDED WITHOUT INCIDENT. BROKE
- [SDR CA141010015](https://openairdocs.org/sdr/CA141010015.md): Injector · fod · Oct 7, 2014 · Piper PA31350 · Fuel Injector Nozzle
  > (CAN) DURING TAKE-OFF ROLL THE LT ENGINE FAILED TO DEVELOPE FULL POWER AT FULL THROTTLE SETTING. THE TAKE-OFF WAS REJECTED AND THE AIRCRAFT SNAGGED. UPON INSPECTION, SMALL UNKNOWN FOREIGN DEBRIS WAS FOUND IN CYLINDERS 1,3 & 5 FUEL INJECTOR NOZZLES. FUEL CONTRO
- [SDR EPUA2014100514](https://openairdocs.org/sdr/EPUA2014100514.md): Magneto · failed · Oct 5, 2014 · N3536B · Piper PA31350 · Magneto/Distributor
  > LEFT ENG, LT MAGNETO FAILED DURING FLIGHT. ACFT RETURNED TO BASE. REMOVED AFFECTED MAGNETO THAT HAD ACCUMULATED JUST 116.0 HOURS FROM FACTORY REBUILD. THIS REPORT IS ONE OF MANY FAILURES WE HAVE BEEN EXPERIENCING FROM FACTORY NEW REBUILT MAGNETOS. DETAILS
- [SDR EPUA201409272014](https://openairdocs.org/sdr/EPUA201409272014.md): Magneto · failed · Sep 27, 2014 · N4501B · Piper PA31350 · Magneto/Distributor
  > DURING FLIGHT, THE RT ENG BEGAN TO RUN ROUGH, THE RT CYLINDER HEAD TEMP WAS HIGH. THE ENG WAS SHUTDOWN & FEATHERED AS A PRECAUTION. ACFT LANDED WITHOUT FURTHER INCIDENT. DETERMINED THAT THE LT MAGNETO ON THE RT ENG WAS DEFECTIVE, FURTHER DETAILS ABOUT THE M
- [SDR EPUA20140925001](https://openairdocs.org/sdr/EPUA20140925001.md): Magneto · failed · Sep 25, 2014 · N3516A · Piper PA31350 · Magneto/Distributor
  > LOSS OF POWER ON THE LT ENG. DETERMINED THAT THE LT ENG RT MAGNETO HAD FAILED. CHANGED OUT AFFECTED MAGNETO.
- [SDR EPUA20140911001](https://openairdocs.org/sdr/EPUA20140911001.md): Valve · failed · Sep 11, 2014 · N44AC · Piper PA31350 · Reciprocating Engine Power Section
  > DURING FLIGHT, THE LT ENGINE BEGAN TO HAVE PROBLEMS, THE PILOT SHUTDOWN THE ENGINE & SECURED FOR OPERATION ON SINGLE ENGINE. ACFT LANDED UNEVENTFULLY. ON INVESTIGATION, DETERMINED THAT THE NR 1 CYLINDER INTAKE VALVE BROKE AND PUT A HOLE IN THE NR 1 CYLIND
- [SDR 3SVA20140909001](https://openairdocs.org/sdr/3SVA20140909001.md): Downlock Switch · faulty · Sep 8, 2014 · N357SA · Piper PA31350 · Landing Gear Position and Warning
  > LANDING GEAR DID GIVE A DOWN LOCK INDICATION ON THE LT MLG. PILOT PERFORMED TOWER FLY-BY & TOWER CONFIRMED ALL THREE LG VISIBLE. PILOT THEN MADE A HIGH SPEED PRECAUTIONARY LANDING & CONFIRMED ALL THREE LG DOWN & LOCKED. PILOT THEN LANDED THE ACFT.
- [SDR EPUA20140731001](https://openairdocs.org/sdr/EPUA20140731001.md): Unknown · odor · Jul 30, 2014 · N3536B · Piper PA31350 · Air Distribution System
  > PILOT REPORTED STRONG CHEMICAL SMELL IN CABIN. INSPECTED LT & RT ENG EXHAUST MUFFS FOR CRACKS AS WELL AS FRESH AIR FANS FOR DEFECTS. GND OPERATION OF AIR VENTILATION SYS WAS PERFORMED & NO DEFECTS OR ABNORMALITIES WERE FOUND.
- [SDR MKHA2014FA0000065](https://openairdocs.org/sdr/MKHA2014FA0000065.md): Impeller · seized · Feb 10, 2014 · N135PB · Piper PA31350 · Exhaust Turbocharger
  > DURING CLIMBOUT, LEFT TURBOCHARGER EXPERIENCED AN INTERNAL FAILURE. PILOT RETURNED TO AIRPORT WITHOUT INCIDENT. TURBOCHARGER WAS REMOVED AND IT WAS DISCOVERED THAT THE IMPELLER WAS SEIZED.
- [SDR BSYA201403](https://openairdocs.org/sdr/BSYA201403.md): Unknown · malfunctioned · Jan 27, 2014 · N40919 · Piper PA31350 · Engine Oil System (Airframe Furnished)
  > MOMENTS AFTER DEPARTURE FROM LWM, PILOT NOTICED RT ENG OIL PRESS DROPPING & OIL TEMP RUNNING HIGH. PILOT NOTIFIED ATC, RETURNED BACK & LANDED SAFELY AT LWM WITHOUT INCIDENT. MAINTENANCE IS INSPECTING.
- [SDR BSYA201402](https://openairdocs.org/sdr/BSYA201402.md): Unknown · malfunctioned · Jan 24, 2014 · N40919 · Piper PA31350 · Engine Oil System (Airframe Furnished)
  > MOMENTS AFTER DEPARTURE FROM LWM, PILOT NOTICED LT ENG OIL PRESS DROPPING & TEMP RUNNING HIGH. PILOT NOTIFIED ATC, RETURNED BACK & LANDED SAFELY AT LWM WITHOUT INCIDENT. MAINTENANCE IS INSPECTING.
- [SDR CA131219008](https://openairdocs.org/sdr/CA131219008.md): Crankcase · cracked · Dec 12, 2013 · Reciprocating Engine Power Section
  > (CAN) DURING INSPECTION OF THE ENGINE, IT WAS NOTICED THAT THE RT LOWER FWD RADIUS OF THE RT CRANKCASE WAS CRACKED.
- [SDR ISCA2013071500001](https://openairdocs.org/sdr/ISCA2013071500001.md): Wire · rotated · Jul 13, 2013 · N257SH · Piper PA31350 · DC Generator-Alternator
  > PILOT NOTED LEFT ALTERNATOR INOPERATIVE LIGHT ON IN ACFT DISCREPANCY LOG. MECHANICAL INSPECTION OF THE ALTERNATOR REVEALED THAT THE LOWER BRUSH LEAD CARRIAGE HELD IN PLACE BY A TERMINAL STUD AND NUT, HAD ROTATED FROM ITS ASSY POSITION TO A POSITION IN WHICH T
- [SDR 2013FA0000367](https://openairdocs.org/sdr/2013FA0000367.md): Fan · unknown · Jun 24, 2013 · N59826 · Piper PA31350 · Air Distribution Fan
  > PILOT REPORTED VENT FAN FAILED IN FLIGHT. SMELLED SMOKE DURING CLIMB AFTER DEPARTURE. PILOT RETURNED TO DEPARTURE. BOTH VENT FANS WERE REMOVED, NEITHER SHOWING EVIDENCE OF MALFUNCTION. BOTH WERE OPERATED ON BATTERY POWER WHILE REMOVED FROM ACFT WITHOUT ANY
- [SDR CA130601001](https://openairdocs.org/sdr/CA130601001.md): Hose · burst · May 31, 2013 · Piper PA31350 · Hydraulic System, Main
  > (CAN) MAIN LANDING GEAR HOSE BURST ON GROUND RUN UP. REMOVE ALL HOSES, INSPECTED ENDS IAW MANUAL 111, FIND 5 MORE DEFECTIVE HOSES, REPAIR AND PRESSURE TEST TO 3000 PSI, REINSTALL ON ACFT. TESTED SERVICABLE.
- [SDR CA130531005](https://openairdocs.org/sdr/CA130531005.md): Link · worn · May 28, 2013 · Piper PA31350 · Nose/Tail Landing Gear
  > (CAN) DURING APPROACH, AFTER LANDING GEAR EXTENSION, NLG DOWN LOCK GREEN INDICATION DID NOT ILLUMINATE AND RED INTRANSIT LIGHT REMAINED ON. ABORTED APPROACH. AFTER LG RESELECTION ALL LG DOWN INDICATIONS WERE NORMAL. MAINTENANCE FOUND EXCESSIVE WEAR ON NLG IDLE
- [SDR 2013F00118](https://openairdocs.org/sdr/2013F00118.md): Fork · broken · May 20, 2013 · N200SJ · Piper PA31350 · Landing Gear Retraction/Extension System
  > PN 41789-000, FORK, ATTACHES THE ACTUATOR TO THE MAIN GEAR RETRACTION ARM AND DOWNLOCK CABLE. IT FAILED DURING A CYCLE WITH NO PREWARNING OF ANY KIND. WE ARE ALWAYS DOING A WEEKLY CLEANING AND INSPECTION OF THE LANDING GEAR. THE ONLY WAY TO FIND THIS POINT
- [SDR CA130422011](https://openairdocs.org/sdr/CA130422011.md): Controller · faulty · Apr 12, 2013 · Piper PA31350 · Reciprocating Engine Power Section
  > (CAN) ON TAKEOFF, THE PILOT REPORTED THE ACFT VEERING VERY HARD TO 1 DIRECTION, THE TAKEOFF WAS ABORTED. FURTHER INSPECTION REVEALED THAT THE RT ENGINE WAS ACCELERATING NORMAL UNTIL 30" MANIFOLD PRESSURE AND THEN DROPPING OFF POWER BACK TO IDLE. MAINTENANCE

Next page: https://openairdocs.org/engine/lycoming-tio-540-j2bd/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 engine_model_key = 'TIO540J2BD'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/lycoming-tio-540-j2bd/reports

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