# NTSB investigations: Piper PA-28-181: 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 CEN25LA077](https://openairdocs.org/ntsb/CEN25LA077.md): Piper PA-28-181 · Addison, TX · Accident · No injuries · Class 3 · Limited · Final report · Jan 15, 2025 · N504AF · Substantial damage
  > A partial loss of engine power during takeoff due to the partial blockage of the fuel diaphragm metering stem and the No. 1 cylinder fuel injector nozzle. Contributing to the accident was maintenance that allowed the introduction of debris that resulted in…
- [NTSB WPR24LA076](https://openairdocs.org/ntsb/WPR24LA076.md): Piper PA-28-181 · Colorado City, AZ · Accident · No injuries · Class 3 · Limited · Final report · Jan 13, 2024 · N2886X · Substantial damage
  > The loss of engine power due to the failure of the No. 2 piston pin plug, which resulted in oil starvation and subsequent failure of the No. 3 connecting rod. Contributing to the accident was the inadequate engine inspections by maintenance personnel.
- [NTSB ERA20LA309](https://openairdocs.org/ntsb/ERA20LA309.md): Piper PA28 · McMinnville, TN · Accident · 3 fatal · Class 3 · Limited · Final report · Sep 8, 2020 · N4166Z · Substantial damage
  > A total loss of engine power due to a fatigue failure in a cylinder, and the pilot’s subsequent failure to maintain airspeed and her exceedance of the airplane’s critical angle-of-attack while maneuvering at low altitude.
- [NTSB WPR18LA248](https://openairdocs.org/ntsb/WPR18LA248.md): Piper PA28 · Tat Momoli, AZ · Accident · No injuries · Class 3 · Limited · Final report · Aug 29, 2018 · N4139A · Substantial damage
  > A total loss of engine power due to a fatigue crack in the connecting rod bushing end.

## 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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7102807', '7102832')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '340' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/340/sequence?model=7102807

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