# NTSB investigations: Cessna 172M: Loss of engine power (partial)

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 CEN26LA322](https://openairdocs.org/ntsb/CEN26LA322.md): Cessna 172M · Hanover, IN · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Sep 16, 2026 · N9909Q · Substantial damage
  > On September 16, 2026, about 1905 eastern daylight time, a Cessna 172M airplane, N9909Q, was substantially damaged when it was involved in an accident near Hanover, Indiana. The pilot and passenger sustained minor injuries. The airplane was operated as a…
- [NTSB ERA26LA007](https://openairdocs.org/ntsb/ERA26LA007.md): Cessna 172 · Miami, FL · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Oct 7, 2025 · N433PT · Substantial damage
  > On October 07, 2025, at 1440 eastern daylight time, a Cessna 172M, N433PT, was substantially damaged when it was involved in an accident near Miami, Florida. The private pilot and the flight instructor were uninjured. The airplane was operated as a Title 14…
- [NTSB ERA22LA411](https://openairdocs.org/ntsb/ERA22LA411.md): Cessna 172 · Clearfield, PA · Accident · No injuries · Class 3 · Limited · Final report · Sep 3, 2022 · N9619H · Substantial damage
  > A sudden partial loss of engine power for undetermined reasons, which resulted in an off-airport landing.
- [NTSB WPR19LA176](https://openairdocs.org/ntsb/WPR19LA176.md): Cessna 172 · Fullerton, CA · Accident · No injuries · Class 3 · Limited · Final report · Jun 21, 2019 · N64460 · Substantial damage
  > Partial loss of engine power during takeoff due to an age-degraded carburetor heat valve seal, which detached and partially blocked the carburetor air inlet. Contributing to the accident was an inadequate maintenance inspection.
- [NTSB WPR14LA023](https://openairdocs.org/ntsb/WPR14LA023.md): Cessna 172 - M · Hardin, MT · Accident · Minor injuries · Limited investigation · Final report · Oct 21, 2013 · N80257 · Substantial damage
  > A rough-running engine and partial loss of power, which resulted from the pilot’s failure to use carburetor heat appropriately while operating in an area conducive to carburetor icing.
- [NTSB WPR13LA224](https://openairdocs.org/ntsb/WPR13LA224.md): Cessna 172M · Lakeport, CA · Accident · No injuries · Limited investigation · Final report · Apr 29, 2013 · N20800 · Substantial damage
  > Loss of engine power during climb due to a failure of the No. 2 piston assembly; the reason for the failure could not be determined because of the extent of damage to the piston assembly.
- [NTSB ERA12LA539](https://openairdocs.org/ntsb/ERA12LA539.md): Cessna 172M · Canadensis, PA · Accident · No injuries · Limited investigation · Final report · Aug 31, 2012 · N391R · Substantial damage
  > The pilot’s failure to attain a proper glidepath.
- [NTSB WPR12LA099](https://openairdocs.org/ntsb/WPR12LA099.md): Cessna 172M · Cusick, WA · Accident · No injuries · Limited investigation · Final report · Feb 9, 2012 · N5100R · Substantial damage
  > A total loss of engine power during cruise flight for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB ERA11LA429](https://openairdocs.org/ntsb/ERA11LA429.md): Cessna 172M · Pahokee, FL · Accident · Minor injuries · Limited investigation · Final report · Jul 28, 2011 · N1443U · Substantial damage
  > The flight instructor's misjudgment of the airplane's position and airspeed relative to the runway while returning to the airport after a partial loss of engine power. Contributing to the accident was the separation of the engine's No. 3 cylinder exhaust…
- [NTSB ERA09LA272](https://openairdocs.org/ntsb/ERA09LA272.md): Cessna 172 · Chesterfield, SC · Accident · Minor injuries · Limited investigation · Final report · Apr 27, 2009 · N9884Q · Substantial damage
  > The partial loss of engine power due to a broken exhaust valve. Contributing to the accident was the operator's exceedance of the engine manufacturer's recommended time before overhaul.
- [NTSB CEN09CA140](https://openairdocs.org/ntsb/CEN09CA140.md): Cessna 172M · Little Rock, AR · Accident · No injuries · Data collection · Final report · Jan 22, 2009 · N20275 · Substantial damage
  > The loss of engine power due to the missing nut on the bolt connecting the throttle cable and carburetor's lever arm.

## 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 ('2072418')
    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" = '342'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/342/cases?model=2072418

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