# NTSB investigations: Lycoming IO-540-C4B5: Loss of engine power (total)

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 WPR24LA081](https://openairdocs.org/ntsb/WPR24LA081.md): Christopher Randall Raptor Junior 540 · Camarillo, CA · Accident · Serious injuries · Class 3 · Limited · Final report · Jan 30, 2024 · N906CR · Substantial damage
  > A total loss of engine power due to the loss of power to the electronic fuel injection and ignition system, which was the result of a loose connection between a common ground feed-through stud and the ground bus.
- [NTSB ERA14LA378](https://openairdocs.org/ntsb/ERA14LA378.md): Birchler Boyd Eagle 540 · Standish, ME · Accident · Minor injuries · Limited investigation · Final report · Aug 10, 2014 · N34BJ · Substantial damage
  > The total loss of engine power due to fuel starvation for reasons that could not be determined because postaccident examination of the engine did not reveal any anomalies that would have precluded normal operation.
- [NTSB CEN11LA669](https://openairdocs.org/ntsb/CEN11LA669.md): Owen Vans RV-10 · Marietta, OH · Accident · Serious injuries · Limited investigation · Final report · Sep 27, 2011 · N499RV · Destroyed
  > The in-flight engine fire and loss of engine power due to an improperly installed fuel injector nozzle during a recent engine overhaul.

## 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.engine_model_code IN ('41651')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '341'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/341/cases?engine=41651

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