# NTSB investigations: 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.

Page 4 of 13 · 628 cases

## Cases, newest first

- [NTSB ERA23LA293](https://openairdocs.org/ntsb/ERA23LA293.md): Hughes 369D · Waldorf, MD · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 9, 2023 · N5027P · Substantial damage
  > Fatigue failure of the overrunning clutch outer race and a subsequent inflight loss of power due to abnormal bending loads as a result of improper reassembly of the clutch subassembly following maintenance and the presence of microcracks on the clutch’s outer…
- [NTSB ERA23LA286](https://openairdocs.org/ntsb/ERA23LA286.md): Grumman American Avn. AA5A · Redstone Arsenal, AL · Accident · No injuries · Class 3 · Limited · Final report · Jul 4, 2023 · N26387 · Substantial damage
  > The separation of the clamp assembly securing the throttle control cable outer housing, which resulted in the pilot’s inability to control the throttle.
- [NTSB GAA23WA214](https://openairdocs.org/ntsb/GAA23WA214.md): Bell 206B · Thetford Mines, Canada · Accident · No injuries · Class 5 · Foreign · Jun 23, 2023 · N717LM · Substantial damage
- [NTSB CEN23LA250](https://openairdocs.org/ntsb/CEN23LA250.md): Champion 7EC · Waunakee, WI · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 21, 2023 · N80461 · Substantial damage
  > A total loss of engine power during the initial takeoff climb due to a worn manual fuel primer pump locking mechanism, which resulted in an unlocked primer and an overly rich fuel mixture.
- [NTSB CEN23LA246](https://openairdocs.org/ntsb/CEN23LA246.md): Piper PA46 · College Station, TX · Accident · No injuries · Class 3 · Limited · Final report · Jun 18, 2023 · N463HP · Substantial damage
  > The mechanic’s failure to properly secure the oil suction screen plug during recent maintenance, which resulted in an oil leak and subsequent loss of engine power due to oil starvation.
- [NTSB ENG23LA030](https://openairdocs.org/ntsb/ENG23LA030.md): Gulfstream Aerospace G-IV · Sioux City, IA · Incident · No injuries · Class 3 · Limited · Final report · Jun 17, 2023 · N926TT · Minor damage
  > A No. 2 (right) engine failure due to a spinner fairing separation and subsequent impact with the fan blades that resulted in a midspan fracture of one fan blade. The spinner fairing separated as a result of a fatigue crack that originated from the heat…
- [NTSB WPR23LA218](https://openairdocs.org/ntsb/WPR23LA218.md): Cessna A188B · Chillicothe, MO · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 7, 2023 · N731UF · Destroyed
  > A partial loss of engine power due to a tear in the fuel manifold diaphragm, which prevented sufficient fuel flow to the engine.
- [NTSB GAA23WA164](https://openairdocs.org/ntsb/GAA23WA164.md): Piper PA-24-250 · Guadalajara, Mexico · Accident · Class 5 · Foreign · Jun 6, 2023 · XB-GOO
- [NTSB CEN23LA231](https://openairdocs.org/ntsb/CEN23LA231.md): Cessna 207 · Harlingen, TX · Accident · No injuries · Class 3 · Limited · Final report · Jun 6, 2023 · N91157 · Substantial damage
  > The improper installation of the throttle control arm to the throttle control cable attachment end, which resulted in a failure of the control arm and a loss of engine power in flight.
- [NTSB WPR23LA215](https://openairdocs.org/ntsb/WPR23LA215.md): Piper J3C-65 · Belfair, WA · Accident · Serious injuries · Class 3 · Limited · Final report · Jun 4, 2023 · N77583 · Substantial damage
  > The total loss of engine power due to the fatigue failure of the crankshaft accessory drive gear.
- [NTSB DCA23WA306](https://openairdocs.org/ntsb/DCA23WA306.md): Boeing 737 · Merida, Mexico · Incident · No injuries · Class 5 · Foreign · Jun 1, 2023 · XA-PPP · No damage
- [NTSB WPR23LA199](https://openairdocs.org/ntsb/WPR23LA199.md): Cessna 172S · Casa Grande, AZ · Accident · No injuries · Class 3 · Limited · Final report · May 24, 2023 · N60372 · Substantial damage
  > An in-flight separation of the throttle linkage, which resulted in a loss of throttle control. Contributing to the accident was maintenance personnel’s failure to follow the maintenance manual inspection procedure for the throttle cable assembly.
- [NTSB ERA23FA238](https://openairdocs.org/ntsb/ERA23FA238.md): Beech V35 · Rougemont, NC · Accident · 1 fatal · Class 3 · Field · Final report · May 21, 2023 · N272S · Destroyed
  > A total loss of engine power due to oil starvation. The source of the oil starvation could not be determined.
- [NTSB WPR23LA197](https://openairdocs.org/ntsb/WPR23LA197.md): Cessna 210 · Redding, CA · Accident · Minor injuries · Class 3 · Limited · Final report · May 20, 2023 · N9433T · Substantial damage
  > A fuel leak caused by an age-degraded fuel pressure sender hose, which resulted in fuel starvation and a loss of engine power. Contributing to the accident was inadequate maintenance.
- [NTSB GAA23WA162](https://openairdocs.org/ntsb/GAA23WA162.md): Piper PA18 · Oldenburg, Germany · Accident · Class 5 · Foreign · May 18, 2023 · D-EJIM · Destroyed
- [NTSB CEN23LA188](https://openairdocs.org/ntsb/CEN23LA188.md): Cessna 172 · Flower Mound, TX · Accident · No injuries · Class 3 · Limited · Final report · May 17, 2023 · N5550J · Substantial damage
  > The fatigue failure of the rocker arm which resulted in a partial loss of engine power. Contributing was the airplane operator’s failure to inspect the rocker arm in accordance with the engine manufacturer’s service bulletin.
- [NTSB ERA23LA231](https://openairdocs.org/ntsb/ERA23LA231.md): Charles D Walker Walker Curtiss JN4D · Greenville, KY · Accident · No injuries · Class 3 · Limited · Final report · May 15, 2023 · N8262 · Substantial damage
  > The separation of an electrical wire that powered the ignition module, rendering the ignition system inoperative, and resulting in the total loss of engine power.
- [NTSB CEN23LA165](https://openairdocs.org/ntsb/CEN23LA165.md): Pipistrel Lsa Sinus · Kingsford, MI · Accident · No injuries · Class 3 · Limited · Final report · Apr 13, 2023 · N413EK · Substantial damage
  > The failure of maintenance personnel to properly secure the left carburetor bowl cover, which resulted in an engine fire before takeoff.
- [NTSB GAA23WA106](https://openairdocs.org/ntsb/GAA23WA106.md): Cessna 172 · Madrid, Spain · Incident · No injuries · Class 5 · Foreign · Mar 22, 2023 · EC-GVD · Minor damage
- [NTSB ENG23WA024](https://openairdocs.org/ntsb/ENG23WA024.md): Airbus A320 · Kota Kinabalu, Malaysia · Incident · No injuries · Class 5 · Foreign · Mar 22, 2023 · RP-C4106 · No damage
- [NTSB GAA23WA115](https://openairdocs.org/ntsb/GAA23WA115.md): Cirrus SR22 · Salto, Uruguay · Occurrence · No injuries · Class 5 · Foreign · Mar 4, 2023 · LV-GZQ · No damage
- [NTSB ERA23LA144](https://openairdocs.org/ntsb/ERA23LA144.md): Piper PA-28R-200 · Slaughters, KY · Accident · No injuries · Class 3 · Limited · Final report · Mar 2, 2023 · N9420N · Substantial damage
  > Maintenance personnel’s failure to secure the fuel strainer bowl with safety wire, which resulted in the fuel strainer bowl leaking and starving the engine of fuel. Also causal was the obstruction of two fuel injector nozzles.
- [NTSB GAA23WA075](https://openairdocs.org/ntsb/GAA23WA075.md): Piper PA46 · Dessau, Germany · Accident · No injuries · Class 5 · Foreign · Feb 22, 2023 · D-ETTG · Substantial damage
- [NTSB ENG23WA019](https://openairdocs.org/ntsb/ENG23WA019.md): Airbus A320 · Amritsar, India · Incident · Class 5 · Foreign · Feb 5, 2023 · VT-ISE · Substantial damage
- [NTSB GAA23WA066](https://openairdocs.org/ntsb/GAA23WA066.md): Cessna 206 · Stann Creek, Belize · Incident · No injuries · Class 5 · Foreign · Feb 3, 2023 · V3-HES
- [NTSB ENG23WA012](https://openairdocs.org/ntsb/ENG23WA012.md): Boeing 737 · Sydney, Australia · Incident · No injuries · Class 5 · Foreign · Jan 18, 2023 · VH-XZB · No damage
- [NTSB ENG23WA014](https://openairdocs.org/ntsb/ENG23WA014.md): Learjet 35 · Hohn, Germany · Incident · Class 5 · Foreign · Jan 16, 2023 · D-CGFC · Minor damage
- [NTSB ENG23WA009](https://openairdocs.org/ntsb/ENG23WA009.md): Boeing 767 · Incheon, South Korea · Incident · Class 5 · Foreign · Jan 3, 2023 · N496MM · Minor damage
- [NTSB ENG23WA007](https://openairdocs.org/ntsb/ENG23WA007.md): Boeing 737 · Mogadishu, Somalia · Incident · No injuries · Class 4 · Foreign · Dec 26, 2022 · C5-MAB · Minor damage
- [NTSB ERA23LA073](https://openairdocs.org/ntsb/ERA23LA073.md): Childs Michael A Rotorway Exec 162-F · Titusville, FL · Accident · No injuries · Class 3 · Limited · Final report · Nov 27, 2022 · N8006A · Substantial damage
  > A failure of the No. 4 exhaust valve spring retainer, which resulted in a partial loss of engine power.
- [NTSB DCA23WA076](https://openairdocs.org/ntsb/DCA23WA076.md): Boeing 737 · Maiquetía, Venezuela · Incident · No injuries · Class 5 · Foreign · Nov 24, 2022 · YV-621T · No damage
- [NTSB CEN23LA040](https://openairdocs.org/ntsb/CEN23LA040.md): Cessna 150L · Cypress, TX · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 20, 2022 · N10612 · Substantial damage
  > Failure of the engine exhaust valve during cruise flight, which resulted in a loss of engine power and a forced landing.
- [NTSB CEN23LA027](https://openairdocs.org/ntsb/CEN23LA027.md): Cessna R172E · Aguilar, CO · Accident · No injuries · Class 3 · Limited · Final report · Nov 5, 2022 · N6051U · Substantial damage
  > Failure of the engine cylinder assembly, which resulted in a loss of engine power during cruise flight and an impact with a fence during the forced landing.
- [NTSB ENG23WA002](https://openairdocs.org/ntsb/ENG23WA002.md): Airbus A320 · Delhi, India · Incident · Class 5 · Foreign · Oct 28, 2022 · VT-IFM · No damage
- [NTSB ERA23FA025](https://openairdocs.org/ntsb/ERA23FA025.md): Piper PA-32-300 · Brentwood, TN · Accident · 1 fatal · Class 3 · Field · Final report · Oct 18, 2022 · N600JG · Destroyed
  > A total loss of engine power due to the catastrophic failure of the crankshaft resulting from the improper installation of the crankshaft for this application.
- [NTSB ENG23WA001](https://openairdocs.org/ntsb/ENG23WA001.md): Boeing 777 · Islamabad, Pakistan · Incident · Class 5 · Foreign · Oct 3, 2022 · HZ-AK18 · No damage
- [NTSB WPR22LA363](https://openairdocs.org/ntsb/WPR22LA363.md): Robinson Helicopter R44 · Cedar City, UT · Accident · No injuries · Class 3 · Limited · Final report · Sep 30, 2022 · N297SU · Substantial damage
  > A partial loss of engine power due to a damaged cylinder intake valve and subsequent collision with terrain during an autorotation.
- [NTSB CEN22LA438](https://openairdocs.org/ntsb/CEN22LA438.md): Shirey David A Fisher Celebrity · Haskell, OK · Accident · No injuries · Class 4 · Limited · Final report · Sep 30, 2022 · N812TD · Destroyed
  > The inflight fire for reasons that could not be determined.
- [NTSB WPR22LA316](https://openairdocs.org/ntsb/WPR22LA316.md): Cessna 150H · Vacaville, CA · Accident · Minor injuries · Class 3 · Limited · Final report · Aug 24, 2022 · N22507 · Substantial damage
  > The partial loss of engine power due to a stuck exhaust valve.
- [NTSB DCA22WA187](https://openairdocs.org/ntsb/DCA22WA187.md): Mcdonnell Douglas DC-9-83 · Maiquetia, Venezuela · Incident · Class 5 · Foreign · Aug 21, 2022 · YV3465 · No damage
- [NTSB ERA22LA380](https://openairdocs.org/ntsb/ERA22LA380.md): Cessna 150 · Berry, AL · Accident · No injuries · Class 3 · Limited · Final report · Aug 20, 2022 · N8797G · Substantial damage
  > A partial loss of engine power due to the No. 3 cylinder’s stuck exhaust valve.
- [NTSB ENG22WA042](https://openairdocs.org/ntsb/ENG22WA042.md): Boeing 737 · Gdansk, Poland · Incident · Class 5 · Foreign · Aug 15, 2022 · SP-ENU · No damage
- [NTSB GAA22WA242](https://openairdocs.org/ntsb/GAA22WA242.md): Piper PA28 · Sungai Pinji, Malaysia · Accident · 1 fatal · Class 5 · Foreign · Aug 1, 2022 · 9M-BAA · Destroyed
- [NTSB CEN22LA344](https://openairdocs.org/ntsb/CEN22LA344.md): Piper PA-32RT-300T · Dallas, TX · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 28, 2022 · N3027J · Substantial damage
  > Maintenance personnel’s inadequate maintenance of the magneto, which resulted in a loss of engine ignition, a loss of engine power, and a subsequent forced landing.
- [NTSB ENG22WA035](https://openairdocs.org/ntsb/ENG22WA035.md): Airbus A320-214 · Bogota, Colombia · Incident · No injuries · Class 4 · Foreign · Jul 25, 2022 · N562AV · No damage
- [NTSB CEN22LA334](https://openairdocs.org/ntsb/CEN22LA334.md): Van's RV-10 · Beaver Dam, WI · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 22, 2022 · N4400K · Substantial damage
  > The improperly secured spark plug boot that resulted in smoke in the cockpit and a subsequent off-airport landing.
- [NTSB CEN22LA330](https://openairdocs.org/ntsb/CEN22LA330.md): Beech N35 · Wardsville, MO · Accident · No injuries · Class 3 · Limited · Final report · Jul 20, 2022 · N1228Z · Substantial damage
  > Engine failure due to oil starvation resulting from an oil leak at the improperly installed aftermarket oil filter adapter.
- [NTSB CEN22FA317](https://openairdocs.org/ntsb/CEN22FA317.md): Bell UH-1H · Chapelle, NM · Accident · 4 fatal · Class 3 · Field · Final report · Jul 17, 2022 · N911SZ · Destroyed
  > The total loss of engine power due to the fatigue failure of the starter-generator input (zerol) gear which failed due to poor maintenance. Contributing to the accident was the unsuccessful autorotation complicated by the setting sun and high density altitude.
- [NTSB ERA22LA308](https://openairdocs.org/ntsb/ERA22LA308.md): Cessna 150F · Pittstown, NJ · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 13, 2022 · N8761G · Substantial damage
  > The partial loss of engine power due to a stuck exhaust valve.
- [NTSB ENG22WA033](https://openairdocs.org/ntsb/ENG22WA033.md): Airbus A320 · Shymkent, Kazakhstan · Incident · Class 4 · Foreign · Jul 9, 2022 · EI-KBJ · No damage

Next page: https://openairdocs.org/ntsb-events/340/cases.md?page=5

## 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."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?page=4

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