# NTSB investigations: Mooney M20E: Loss of engine power(total) - mech failure/malf

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 MIA08LA032](https://openairdocs.org/ntsb/MIA08LA032.md): Mooney M20E · Sarasota, FL · Accident · Minor injuries · Limited investigation · Final report · Dec 26, 2007 · N5875Q · Substantial damage
  > A loss of engine power due to contamination in the fuel filter.
- [NTSB LAX99LA276](https://openairdocs.org/ntsb/LAX99LA276.md): Mooney M20E · Lakeport, CA · Accident · Serious injuries · Limited investigation · Final report · Aug 20, 1999 · N6022Q · Substantial damage
  > The failure of engine shop maintenance personnel to tighten the fuel line fitting during assembly of the engine, and failure of the installing maintenance personnel to detect and tighten the loose fitting during the engine installation and annual inspection.
- [NTSB MIA95LA080](https://openairdocs.org/ntsb/MIA95LA080.md): Mooney M20E · Mclain, MS · Accident · No injuries · Limited investigation · Final report · Feb 23, 1995 · N7142U · Substantial damage
  > The improper reassembly of the servo fuel injector during overhaul by maintenance personnel. This resulted in a total loss of engine power during cruise flight due to fuel starvation, forced landing, and subsequent on-ground collision with a fixed object…
- [NTSB CHI94LA328](https://openairdocs.org/ntsb/CHI94LA328.md): Mooney M20E · Plymouth, MI · Accident · No injuries · Limited investigation · Final report · Sep 14, 1994 · N6944U · Substantial damage
  > the pilot's improper (maintenance) modification and his initiating an operation with known deficiencies in equipment
- [NTSB FTW94FA141](https://openairdocs.org/ntsb/FTW94FA141.md): Mooney M20E · Broomfield, CO · Accident · 2 fatal · Field investigation · Final report · May 1, 1994 · N1905Y · Destroyed
  > Fatigue failure of the engine crankshaft; and failure of the pilot to maintain adequate airspeed, while maneuvering to land, which resulted in a stall and collision with the terrain. Factors related to the accident were: the undesirable engine/propeller…
- [NTSB SEA92LA121](https://openairdocs.org/ntsb/SEA92LA121.md): Mooney M20E · Freeland, WA · Accident · No injuries · Limited investigation · Final report · Jun 7, 1992 · N5887Q · Substantial damage
  > Blockage of the fuel injector servo system. Factors contributing to the accident were: fuel injection system corroded and animals in the landing area.
- [NTSB NYC88LA117](https://openairdocs.org/ntsb/NYC88LA117.md): Mooney M20 · Manchester, NH · Accident · No injuries · Limited investigation · Final report · Mar 27, 1988 · N2746W · Substantial damage
  > Maintenance personnel improperly installed the number two connecting rod (p/n L-10646) causing it to separate, create a hole in the engine case, loss of engine oil and engine power. Due to the pilot's improper inflight decision, he performed a wheels up…
- [NTSB FTW83FA101](https://openairdocs.org/ntsb/FTW83FA101.md): Mooney M20E · Roanoke, TX · Accident · No injuries · Field investigation · Final report · Jan 29, 1983 · N5604Q · Substantial damage
  > Power loss occurred about 7 min after takeoff. The plt turned back toward the arpt but was unable to reach the arpt due to a 15-20 kt headwind. The acft landed hard collapsing the landing gear after the plt mushed the acft to clear wires. Examination & flow…

## 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 ('5870212')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 351))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=5870212&occurrence=351

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.