# NTSB investigations, IL: Powerplant sys/comp malf/fail

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB CEN25FA056](https://openairdocs.org/ntsb/CEN25FA056.md): Zenith Zodiac CH601 · Columbia, IL · Accident · Serious injuries · Class 3 · Field · Final report · Dec 8, 2024 · N9853M · Destroyed
  > The pilot’s failure to secure the engine oil filter following maintenance, which resulted in oil starvation, a total loss of engine power, and impact with terrain.
- [NTSB ENG17IA028](https://openairdocs.org/ntsb/ENG17IA028.md): Bombardier CL 600 2C10 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Jun 10, 2017 · N715SK · Minor damage
  > A Bombardier CRJ700 No. 1 engine failure caused by buckling of the combustion outer liner due to fatigue cracks. The liner buckling resulted in airflow disruption and reduced engine performance. The engine fuel control unit attempted to compensate for the…
- [NTSB CEN15LA028](https://openairdocs.org/ntsb/CEN15LA028.md): Huebbe Sonex HB · Plainview, IL · Accident · 1 fatal · Limited investigation · Final report · Oct 26, 2014 · N244HB · Substantial damage
  > The loss of engine power during cruise flight due to a fatigue fracture of the crankshaft, which resulted in a forced landing on unsuitable terrain.
- [NTSB CEN14LA235](https://openairdocs.org/ntsb/CEN14LA235.md): Pazmany PL 4 · Yates City, IL · Accident · Minor injuries · Limited investigation · Final report · May 10, 2014 · N44PL · Substantial damage
  > A loss of propeller thrust due to a failure of the reduction drive unit resulting from the improper installation of the unit. Contributing to the accident was a lack of documentation for the reduction drive unit installation.
- [NTSB CEN13LA103](https://openairdocs.org/ntsb/CEN13LA103.md): Auman JL T-51 · Dekalb, IL · Accident · Serious injuries · Limited investigation · Final report · Dec 11, 2012 · N512JA · Substantial damage
  > The improper engine overhaul by the airplane kit manufacturer, which resulted in a catastrophic engine failure.
- [NTSB CEN12LA470](https://openairdocs.org/ntsb/CEN12LA470.md): Yamokoski William Glastar · Chicago, IL · Accident · Minor injuries · Limited investigation · Final report · Jul 22, 2012 · N4970Y · Substantial damage
  > Failure of the automotive engine's reduction gearbox while in cruise flight.
- [NTSB CEN11LA413](https://openairdocs.org/ntsb/CEN11LA413.md): Cessna 172N · Bedford Park, IL · Accident · No injuries · Limited investigation · Final report · Jun 18, 2011 · N172NT · Substantial damage
  > A loss of engine power due to a fractured push rod precipitated by a stuck exhaust valve.
- [NTSB CEN10CA398](https://openairdocs.org/ntsb/CEN10CA398.md): Bradshaw Quicksilver MX II · Newark, IL · Accident · No injuries · Data collection · Final report · Jul 1, 2010 · N4469N · Substantial damage
  > A total loss of engine power during cruise when the ignition switch vibrated into the "off" position, leading to the airplane's impact with a ditch during the off-field landing.
- [NTSB CEN09LA494](https://openairdocs.org/ntsb/CEN09LA494.md): Crisman Flightstar Iisc · Malta, IL · Accident · No injuries · Limited investigation · Final report · Jul 24, 2009 · N5008E · Substantial damage
  > The loss of engine power due to the separation of the flywheel, resulting in a high-cycle fatigue fracture of the crankshaft following takeoff, which resulted in a forced landing on an agricultural field.
- [NTSB CEN09IA456](https://openairdocs.org/ntsb/CEN09IA456.md): Cessna 172R · West Chicago, IL · Incident · No injuries · Incident investigation · Final report · Jul 19, 2009 · N77AF · No damage
  > A partial loss of engine power due to the detachment of the throttle control cable from the throttle assembly during a landing approach. Contributing to the accident was the lack of a redundant means to preclude the detachment of the cable from the throttle…
- [NTSB CHI08IA152](https://openairdocs.org/ntsb/CHI08IA152.md): Eclipse EA500 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Jun 5, 2008 · N612KB · No damage
  > The airplane manufacturer's inadequate software design requirements of the engine's full authority digital electronic controls (FADEC) fault logic that resulted in a simultaneous unrecoverable loss of thrust control on both engines when the FADEC's input data…

## The whole list in SQL

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

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'IL' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e."isDefiningEvent" AND e."tier2Number" = '340')
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/340/cases?state=IL

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