# Service difficulty reports: Williams FJ33-5A

A list on [Williams FJ33-5A](https://openairdocs.org/engine/williams-fj33-5a.md).

Newest first. General aviation reporting is voluntary.

- [SDR 2026FA0000432](https://openairdocs.org/sdr/2026FA0000432.md): Fadec · faulted · May 22, 2026 · N21SM · Cirrus SF50 · Engine Controls
  > PART 91 FLIGHT, NO PAX ONBOARD. FLIGHT LEVEL 27,000 PILOT RECEIVED A FADEC NO DISPATCH, AND THEN SUBSEQUENTLY FADEC FAIL. HAD RED X’S ON MULTIPLE ENGINE DATA READOUTS, BUT NO ENGINE PERFORMANCE CHANGE. PILOT WAS ENROUTE TO ADDISON, HE FOLLOWED ONBOARD CHE
- [SDR 2025F00193](https://openairdocs.org/sdr/2025F00193.md): Fuel Control · failed · Aug 13, 2025 · N71NP · Cirrus SF50 · Fuel Control/Turbine Engines
  > RECEIVED 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.
- [SDR PCPR202411071](https://openairdocs.org/sdr/PCPR202411071.md): Brake Pads · disintegrated · Nov 6, 2024 · N222XT · Cirrus SF50 · Landing Gear Brake System
  > DURING CONDITIONING OF NEW BRAKE PADS THE LEFT BRAKE FAILED RESULTING IN LOSS OF BRAKING AND LOSS OF STEERING CONTROL. UPON EXAMINATION THE LEFT BRAKE OUTBOARD BRAKE PAD LINING WAS MISSING FROM THE BACKING PLATE. PIECES OF THE LINING WERE FOUND IN THE BRAKE A
- [SDR WI5R2023112100001](https://openairdocs.org/sdr/WI5R2023112100001.md): Compressor · damaged · Nov 21, 2023 · N585PK · Cirrus SF50 · Turbine Engine Compressor Section
  > DURING “ON-FUSELAGE” CHECK 3 SCHEDULED HOT-SECTION MAINTENANCE ON FJ33-5A ENGINE SERIAL NUMBER 233606, INSTALLED ON CIRRUS SF50-0005 (N585PK), OUR REPAIR STATION SPECIALIST DISCOVERED METAL DEBRIS IN THE DIFFUSER SECTION OF THE ENGINE. DUE TO THIS FINDING, TH
- [SDR WI5R2023111700001](https://openairdocs.org/sdr/WI5R2023111700001.md): Compressor · damaged · Nov 14, 2023 · N19VJ · Cirrus SF50 · Turbine Engine Compressor Section
  > FJ33-5A ENGINE SERIAL NUMBER 361138, FROM AIRCRAFT SF50-0236 (N19VJ), WAS RETURNED TO THE REPAIR STATION FOR SCHEDULED CHECK 3 HOT-SECTION MAINTENANCE. TYPICALLY, CHECK 3 MAINTENANCE IS PERFORMED “ON-FUSELAGE”; HOWEVER, ENGINE 361138 WAS SELECTED FOR WILLIAMS
- [SDR 2023FA0000535](https://openairdocs.org/sdr/2023FA0000535.md): Unknown · unknown · Sep 9, 2023 · N32NS · Cirrus SF50 · Landing Gear Retraction/Extension System
  > LANDING GEAR WOULD NOT EXTEND NORMALLY. EXTENDED GEAR USING ALTERNATE GEAR EXTENSION.
- [SDR 2023F00264](https://openairdocs.org/sdr/2023F00264.md): Unknown · unknown · Aug 31, 2023 · N32NS · Cirrus SF50 · Flight Control System
  > AILERON TRIM NOT RESPONDING; A/C DIFFICULT TO CONTROL; PULL CB; STILL COULD ONLY GET LIMITED CONTROL
- [SDR 2023FA0000367](https://openairdocs.org/sdr/2023FA0000367.md): Shutoff Valve · unknown · Jul 13, 2023 · N19VJ · Cirrus SF50 · Pneumatic System
  > DURING CLIMBOUT ECS BLEED OVERHEAT OBSERVED AND SMELL OF BURNING IN CABIN
- [SDR 2023F00101](https://openairdocs.org/sdr/2023F00101.md): Sensor · inoperative · Mar 29, 2023 · N14VJ · Cirrus SF50 · Engine Oil System (Airframe Furnished)
  > OIL PRESSURE WARNING IN FLIGHT AND LOSS OF OIL PRESSURE INDICATIONS ON EIS DISPLAY
- [SDR 2023F00047](https://openairdocs.org/sdr/2023F00047.md): Not Reported · not reported · Feb 7, 2023 · N14VJ · Cirrus SF50 · Aircraft Fuel Distribution System
  > BOTH FUEL VALVES FAILED.
- [SDR 2023F00041](https://openairdocs.org/sdr/2023F00041.md): Not Entered · not entered · Feb 1, 2023 · N23VJ · Cirrus SF50 · Standard Practices/Structures
  > MULTIPLE CAS MESSAGE APPEARED SUDDENTLY WHILE CRUISING AT FL 310 EG: IPS ENGINE INLET OFF, STICK PUSHER FAIL, EMERGENCY BATT FAIL, PITCH MET ACTIVE, CABIN PRESSRE CTRL FAIL, IPS WING/STAB FAIL, SPD NO CONMPARE, STALL SPEED HIGH, FUEL VALVES BOTH FAIL, FADEC N
- [SDR 2022FA0000732](https://openairdocs.org/sdr/2022FA0000732.md): Autothrottle Sys · malfunctioned · Nov 25, 2022 · N15VJ · Cirrus SF50 · Auto Throttle System
  > PILOT STATED DURING CLIMB OUT, AUTO THROTTLE ENGAGED, PULLING POWER BACK TO IDLE AND PITCHED AIRCRAFT NOSE UP AND WAS UNABLE TO DISENGAGE. TRIED TO COMMAND AIRCRAFT, ONCE DETERMINED UNABLE, DEPLOYED CAPS (CIRRUS AIRFRAME PARACHUTE SYSTEM) - AIRCRAFT BEING INVE
- [SDR 2022FA0000593](https://openairdocs.org/sdr/2022FA0000593.md): None · none · Oct 11, 2022 · N23VJ · Cirrus SF50 · Aircraft Fuel System
  > FUEL VAVLE BOTH FAIL
- [SDR 2022F00330](https://openairdocs.org/sdr/2022F00330.md): Fuel Control · abnormal · Sep 8, 2022 · N102JL · Cirrus SF50 · Engine Fuel and Control
  > FADEC CTRL DEGRADED 58 (FUEL METERING VALVE) ENGINE POWER FLUCTUATES AT MCT ON LANDING, THRUST LEVER IDLE POWER REMAINED AT 26%
- [SDR 2022F00062](https://openairdocs.org/sdr/2022F00062.md): None · none · Feb 17, 2022 · N26VJ · Cirrus SF50 · Fuselage Structure (General)
  > FADEC CRTL DEGRADED. FADEC NO DISPATCH.
- [SDR 2021F00046](https://openairdocs.org/sdr/2021F00046.md): Fault Message · false activation · Mar 7, 2021 · N21VJ · Cirrus SF50 · Fuel Controlling System
  > DURING CRUISE FLIGHT WITH ENGINE IPS HEAT ON FOR APPROX. 30 MIN. IN IMC FLIGHT CONDITIONS THE CAS WARNING RED "FADEC NO DISPATCH" AND AMBER FADEC DEGRADE ILLUMINATED AND COULD NOT BE RESET AS INSTRUCTED IN THE PILOTS CHECK LIST. PILOT HAD FULL CONTROL AT ALL
- [SDR ESMR2019092601](https://openairdocs.org/sdr/ESMR2019092601.md): Actuator · defective · Sep 20, 2019 · N204HS · Cirrus SF50 · Stabilizer Actuator
  > PILOT ABORTED TAKEOFF DUE TO ABNORMAL PITCH CONTROL PRESSURE NEEDED TO ROTATE / TAKEOFF. THE LT MAIN WHEEL / TIRE ASSEMBLY WAS LOCKED UP IN THE PROCESS OF STOPPING THE AIRCRAFT WITH THE BRAKES. THE ENSUING 2100 + FOOT SKID DESTROYED THE TIRE, AND SEVERELY DAMA
- [SDR WI5R2018101200000](https://openairdocs.org/sdr/WI5R2018101200000.md): Blade · missing · Oct 12, 2018 · N52CV · Cirrus SF50 · Turbine Engine Compressor Section
  > AFTER A FIELD EVENT, THE REQUIRED VIBRATION TESTING INDICATED UNACCEPTABLE 1ELP LEVELS AROUND.8 IPS. FIELD TROUBLE SHOOTING DISCOVERED A MISSING 3RD STAGE IP ROTOR BLADE. DISASSEMBLY OF THE ENGINE HAS CONFIRMED ONE MISSING 3RD STAGE IP BLADE. THE IP ROTOR
- [SDR WI5R.20180606](https://openairdocs.org/sdr/WI5R.20180606.md): Rotor · fractured · Jun 5, 2018 · N9943H · Cirrus SF50 · Turbine Engine Compressor Section
  > THE ACFT WAS SQUAWKED FOR A BANG NOISE DURING FLIGHT. THE ENGINE WAS BORESCOPE INSPECTED AND FOUND TO HAVE A DAMAGED HPC ROTOR. DISASSEMBLY OF THE ENGINE REVEALED A MISSING THIRRD STAGE IP BLADE. HPC ROTOR WAS SECONDARY DAMAGE.

## 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 = 'FJ335A'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/williams-fj33-5a/reports

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