# Final NTSB investigations: 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.

Page 1 of 42 · 2,062 cases

## Latest cases

- [NTSB CEN26LA246](https://openairdocs.org/ntsb/CEN26LA246.md): Rotec Engineering Rally 3 · Hooker, OK · Accident · Minor injuries · Class 4 · Limited · Final report · Jul 7, 2026 · UNREG · Substantial damage
  > The total loss of engine power due to an engine seizure for undetermined reasons because the wreckage was disposed of before it could be examined.
- [NTSB CEN26LA211](https://openairdocs.org/ntsb/CEN26LA211.md): Piper PA-28-235 · Montevideo, MN · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 1, 2026 · N15291 · Substantial damage
  > A total loss of engine power on approach due to carburetor icing.
- [NTSB ANC26LA026](https://openairdocs.org/ntsb/ANC26LA026.md): Cessna U206F · Juneau, AK · Accident · Minor injuries · Class 4 · Limited · Final report · Apr 16, 2026 · N93021 · Substantial damage
  > A total loss of engine power for reasons that could not be determined because the airplane was not recovered from the ocean.
- [NTSB ERA26LA176](https://openairdocs.org/ntsb/ERA26LA176.md): Icon A5 · Levittown, PR · Accident · No injuries · Class 3 · Limited · Final report · Apr 15, 2026 · N558BA · Substantial damage
  > An oil line separation at a barbed fitting in an experimental airplane, which resulted in a total loss of engine power due to oil starvation.
- [NTSB ERA26LA105](https://openairdocs.org/ntsb/ERA26LA105.md): Piper J3C · Brimfield, OH · Accident · Minor injuries · Class 4 · Limited · Final report · Feb 1, 2026 · N5930V · Substantial damage
  > The pilot’s failure to use carburetor heat during descent in cold temperatures, which resulted in a total loss of engine power at an altitude too low for recovery.
- [NTSB WPR26LA081](https://openairdocs.org/ntsb/WPR26LA081.md): Cessna 172E · Kingman, AZ · Accident · No injuries · Class 4 · Limited · Final report · Jan 14, 2026 · N7783U · Substantial damage
  > The pilot’s failure to use a pre-takeoff checklist, which resulted in the fuel selector being in the off position, and subsequent loss of engine power during takeoff.
- [NTSB CEN26LA074](https://openairdocs.org/ntsb/CEN26LA074.md): Pitts S1S · Carbondale, IL · Accident · Minor injuries · Class 3 · Limited · Final report · Dec 31, 2025 · N401MS · Substantial damage
  > A loss of engine power due to fuel starvation resulting from an uncommanded change to the fuel servo mixture position due to the improperly installed mixture cable.
- [NTSB WPR26LA072](https://openairdocs.org/ntsb/WPR26LA072.md): Zenith 750 · Yacolt, WA · Accident · No injuries · Class 4 · Limited · Final report · Dec 23, 2025 · N186BG · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB WPR26LA023](https://openairdocs.org/ntsb/WPR26LA023.md): Hawker Hawker Hunter MK.58 · Big Sur, CA · Accident · Minor injuries · Class 4 · Limited · Final report · Oct 15, 2025 · N335AX · Substantial damage
  > A complete loss of engine power for reasons that could not be determined.
- [NTSB WPR25LA298](https://openairdocs.org/ntsb/WPR25LA298.md): Cessna 185A · Ilwaco, WA · Accident · No injuries · Class 4 · Limited · Final report · Sep 27, 2025 · N186X · Substantial damage
  > The pilot's inadequate preflight inspection, which resulted in a total loss of engine power due to fuel exhaustion.
- [NTSB CEN25LA378](https://openairdocs.org/ntsb/CEN25LA378.md): Cirrus Design SR22T · Racine, WI · Accident · No injuries · Class 4 · Limited · Final report · Sep 11, 2025 · N121JB · Substantial damage
  > A total loss of engine power for reasons that could not be determined.
- [NTSB CEN25LA401](https://openairdocs.org/ntsb/CEN25LA401.md): CubCrafters CCK-2000 · Thompsonville, MI · Accident · No injuries · Class 3 · Limited · Final report · Sep 7, 2025 · N40DT · Substantial damage
  > A total loss of engine power due to a lack of ignition resulting from a fractured alternator ring terminal and the builder’s incorrect installation of the wire connecting to the alternator. Contributing to the total loss of engine power was the failure of the…
- [NTSB ERA25LA324](https://openairdocs.org/ntsb/ERA25LA324.md): Cessna 172 · New Smyrna Beach, FL · Accident · Minor injuries · Class 4 · Limited · Final report · Aug 29, 2025 · N1607F · Substantial damage
  > Maintenance personnel’s failure to detect and address water contamination of the airplane’s fuel system, which resulted in a total loss of engine power during initial climb.
- [NTSB CEN25LA322](https://openairdocs.org/ntsb/CEN25LA322.md): Piper PA-18-150 · Joliet, IL · Accident · No injuries · Class 3 · Limited · Final report · Aug 14, 2025 · N476SM · Substantial damage
  > The failure of the No. 2 cylinder exhaust valve, which resulted in a total loss of engine power.
- [NTSB CEN25LA225](https://openairdocs.org/ntsb/CEN25LA225.md): Tecnam P2010 · Temple, TX · Accident · No injuries · Class 3 · Limited · Final report · Jun 26, 2025 · N258CM · Substantial damage
  > The loss of engine power due to a failed muffler flame tube assembly which resulted in an exhaust blockage.
- [NTSB CEN25LA199](https://openairdocs.org/ntsb/CEN25LA199.md): Cessna 182P · Mineral Wells, TX · Accident · No injuries · Class 4 · Limited · Final report · Jun 8, 2025 · N7376N · Substantial damage
  > The pilot’s improper fuel tank selection prior to takeoff, which resulted in a total loss of engine power due to fuel starvation. Contributing to the accident was the pilot’s failure to follow the airplane checklist.
- [NTSB ERA25LA215](https://openairdocs.org/ntsb/ERA25LA215.md): Piper PA32-300 · Branford, CT · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 1, 2025 · N2242Z · Substantial damage
  > Maintenance personnel's improper installation and inspection of the crankshaft gear bolt during major overhaul, which resulted in the crankshaft gear disengaging from the accessory gears which led to a total loss of engine power.
- [NTSB WPR25FA146](https://openairdocs.org/ntsb/WPR25FA146.md): Cessna 177RG · Grass Valley, CA · Accident · 1 fatal · Class 3 · Field · Final report · May 1, 2025 · N52156 · Substantial damage
  > An improperly tightened B-nut fitting at the fuel flow divider, which resulted in a fuel leak and loss of engine power due to fuel starvation, and the inadequate maintenance inspection, which failed to detect and correct the discrepancy.
- [NTSB WPR25LA135](https://openairdocs.org/ntsb/WPR25LA135.md): Martin Uav Vbat · Douglas, AZ · Accident · No injuries · Class 4 · Limited · Final report · Apr 8, 2025 · N443VA · Substantial damage
  > The malfunction of the throttle servo which resulted in the complete loss of engine power.
- [NTSB ERA25LA141](https://openairdocs.org/ntsb/ERA25LA141.md): Piper PA-28-181 · Hollywood, FL · Accident · Minor injuries · Class 3 · Limited · Final report · Mar 12, 2025 · N3055B · Substantial damage
  > A total loss of engine power was due to a fracture of the crankshaft at the No. 3 main journal, which originated from a preexisting, thermally induced crack that had gone undetected by maintenance personnel during an inspection performed as part of the…
- [NTSB ERA25LA157](https://openairdocs.org/ntsb/ERA25LA157.md): Beech E33 · Lenoir, NC · Accident · No injuries · Class 3 · Limited · Final report · Feb 25, 2025 · N7697N · Substantial damage
  > The mechanic’s inadequate annual inspection of the airplane and failure to comply with an applicable airworthiness directive, which resulted in a total loss of engine power due to oil starvation.
- [NTSB WPR25LA095](https://openairdocs.org/ntsb/WPR25LA095.md): Quicksilver Aeronautics L-S2S · Geyserville, CA · Accident · No injuries · Class 4 · Limited · Final report · Feb 17, 2025 · N14QK · Substantial damage
  > The pilot’s failure to secure the coolant cap during the preflight inspection, which resulted in a total loss of engine power due to overheating and a subsequent forced landing.
- [NTSB CEN25LA100](https://openairdocs.org/ntsb/CEN25LA100.md): Cessna 180 · Breckenridge, TX · Accident · No injuries · Class 4 · Limited · Final report · Feb 17, 2025 · N597JC · Destroyed
  > The mechanic’s failure to properly install the throttle cable hardware resulting in a separation of the cable and loss of engine throttle control.
- [NTSB CEN25LA078](https://openairdocs.org/ntsb/CEN25LA078.md): Zenith Stol CH750 · Byron, IL · Accident · No injuries · Class 4 · Limited · Final report · Jan 15, 2025 · N749WJ · Substantial damage
  > The pilot inadvertently moved the ignition key to the off position and broke the key, which resulted in a loss of engine power and subsequent forced landing.
- [NTSB WPR25LA064](https://openairdocs.org/ntsb/WPR25LA064.md): Amazon.Com Services MK30 · Pendleton, OR · Accident · No injuries · Class 4 · Limited · Final report · Dec 16, 2024 · N223PA · Substantial damage
  > The incorrect altitude indication by test software during landing.
- [NTSB WPR25LA063](https://openairdocs.org/ntsb/WPR25LA063.md): Amazon.Com Services MK30 · Pendleton, OR · Accident · No injuries · Class 4 · Limited · Final report · Dec 16, 2024 · N209PA · Substantial damage
  > An improper altitude indication from a recent software update, which resulted in a loss of engine power in flight.
- [NTSB ERA25LA062](https://openairdocs.org/ntsb/ERA25LA062.md): Alexander S Rolinski BOT Journey · Ocean Isle Beach, NC · Accident · Serious injuries · Class 3 · Limited · Final report · Nov 27, 2024 · N814B · Substantial damage
  > Maintenance personnel’s failure to identify and remediate a buildup of oxides in one of the engine’s carburetors, which resulted in the seizure of the carburetor’s piston slide and a subsequent total loss of engine power during initial climb.
- [NTSB WPR25LA048](https://openairdocs.org/ntsb/WPR25LA048.md): Mooney M20F · Fullerton, CA · Accident · Serious injuries · Class 3 · Limited · Final report · Nov 25, 2024 · N9245V · Substantial damage
  > The loss of engine power during departure for reasons that could not be determined.
- [NTSB WPR25LA046](https://openairdocs.org/ntsb/WPR25LA046.md): Piper PA-28R-200 · Gillette, WY · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 24, 2024 · N55641 · Substantial damage
  > A loss of engine power due to fuel starvation resulting from a loose B-nut at the engine-driven fuel-pump inlet.
- [NTSB ERA25LA064](https://openairdocs.org/ntsb/ERA25LA064.md): AMS Flight D O O Carat A · Centralhatchee, GA · Accident · Serious injuries · Class 3 · Limited · Final report · Nov 20, 2024 · N17GF · Substantial damage
  > Maintenance personnel’s failure to comply with the engine manufacturer’s guidance, which resulted in improper valvetrain clearances, unseating of the intake valve keepers, and a total loss of engine power.
- [NTSB CEN25LA046](https://openairdocs.org/ntsb/CEN25LA046.md): Rotor Flight Dynamics Dominator · Gilbert, MN · Accident · Serious injuries · Class 4 · Limited · Final report · Nov 15, 2024 · UNREG · Substantial damage
  > A total loss of engine power and subsequent autorotation to a swamp, that resulted in a rollover. Contributing to the pilot’s delayed egression from the gyroplane, was the lack of a restraint system cutting device.
- [NTSB CEN25LA038](https://openairdocs.org/ntsb/CEN25LA038.md): Composite FX Mosquito XE · Waco, TX · Accident · Minor injuries · Class 4 · Limited · Final report · Nov 11, 2024 · N869DJ · Substantial damage
  > The total loss of engine power and subsequent impact with terrain during an autorotation. Contributing to the accident was the improper sealing of the liquid cooling system.
- [NTSB ERA25LA056](https://openairdocs.org/ntsb/ERA25LA056.md): Finn Lassen RV-4 · O'Brien, FL · Accident · No injuries · Class 4 · Limited · Final report · Nov 9, 2024 · N214FL · Substantial damage
  > A total loss of engine power and navigational equipment as a result of a faulty battery.
- [NTSB WPR25LA030](https://openairdocs.org/ntsb/WPR25LA030.md): Piper PA-32-300 · Prescott Valley, AZ · Accident · No injuries · Class 3 · Limited · Final report · Oct 31, 2024 · N154DC · Substantial damage
  > Separation of the No. 3 engine cylinder due to a loss of torque on the cylinder base nuts, which resulted in a loss of engine power and in-flight fire. Contributing to the accident was maintenance personnel’s failure to ensure the engine case and cylinder…
- [NTSB ERA25LA012](https://openairdocs.org/ntsb/ERA25LA012.md): Piper PA28 · Louisville, KY · Accident · Serious injuries · Class 3 · Limited · Final report · Oct 11, 2024 · N5006W · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB ERA25LA004](https://openairdocs.org/ntsb/ERA25LA004.md): Grumman Acft ENG Cor-Schweizer G-164A · Parsonsburg, MD · Accident · Serious injuries · Class 4 · Limited · Final report · Oct 7, 2024 · N8957H · Substantial damage
  > A total loss of engine power for reasons that were not determined.
- [NTSB CEN25LA003](https://openairdocs.org/ntsb/CEN25LA003.md): Schweizer 269C · Montrose, CO · Accident · Minor injuries · Class 3 · Limited · Final report · Oct 3, 2024 · N656RB · Substantial damage
  > A loss of engine power during a demonstrated autorotation due to an improperly adjusted air-fuel mixture or idle setting. Contributing to the accident was the pilot’s failure to perform the required idle check during previous flights in higher elevation areas.
- [NTSB CEN24LA378](https://openairdocs.org/ntsb/CEN24LA378.md): Piper PA32 · Caro, MI · Accident · No injuries · Class 3 · Limited · Final report · Sep 30, 2024 · N31407 · Substantial damage
  > A total loss of engine power due to maintenance personnel’s failure to properly tighten the fuel supply line B-nut at the fuel servo.
- [NTSB CEN24LA364](https://openairdocs.org/ntsb/CEN24LA364.md): Grumman G-164A · LaPlace, LA · Accident · No injuries · Class 4 · Limited · Final report · Sep 21, 2024 · N6565 · Substantial damage
  > Total loss of engine power during the agricultural application flight for reasons that could not be determined.
- [NTSB ERA24LA388](https://openairdocs.org/ntsb/ERA24LA388.md): Cessna 172K · Spartanburg, SC · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 20, 2024 · N7037G · Substantial damage
  > Maintenance personnel’s failure to follow the engine manufacturer’s maintenance guidance, which resulted in the assembly of the engine with an obstructed oil passage, a subsequent lack of lubrication to the front main bearing, and a total loss of engine power.
- [NTSB WPR24LA314](https://openairdocs.org/ntsb/WPR24LA314.md): Cessna U206G · West Sacramento, CA · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 19, 2024 · N6522Z · Substantial damage
  > Failure of the No. 4 cylinder fuel injection assembly tube and subsequent total loss of engine power.
- [NTSB CEN24LA317](https://openairdocs.org/ntsb/CEN24LA317.md): Vans RV8 · Guthrie, OK · Accident · No injuries · Class 3 · Limited · Final report · Aug 15, 2024 · N184DC · Substantial damage
  > A loss of engine power due to the separation and ingestion of an air filter retaining bracket into the engine cylinder.
- [NTSB WPR24LA271](https://openairdocs.org/ntsb/WPR24LA271.md): Piper PA-18-150 · Manhattan, MT · Accident · No injuries · Class 4 · Limited · Final report · Aug 11, 2024 · N8576Y · Substantial damage
  > A total loss of engine power due to carburetor icing.
- [NTSB CEN24LA286](https://openairdocs.org/ntsb/CEN24LA286.md): Piper PA46 · Radisson, WI · Accident · No injuries · Class 3 · Limited · Final report · Jul 28, 2024 · N4646G · Substantial damage
  > The non-certificated mechanic’s failure to properly tighten and torque the fuel system pressure test port cap, which resulted in a total loss of engine power, and a subsequent forced landing.
- [NTSB WPR24LA248](https://openairdocs.org/ntsb/WPR24LA248.md): Cessna 150M · Ritzville, WA · Accident · No injuries · Class 3 · Limited · Final report · Jul 15, 2024 · N714PW · Substantial damage
  > Maintenance personnel’s improper installation of the No. 2 cylinder exhaust valve, which allowed the valve to drop into the cylinder and resulted in a total loss of engine power.
- [NTSB WPR24LA241](https://openairdocs.org/ntsb/WPR24LA241.md): Robinson Helicopter R44 II · Herriman, UT · Accident · No injuries · Class 3 · Limited · Final report · Jul 13, 2024 · N6960 · Substantial damage
  > A hard landing following a total loss of engine power due to fuel starvation as a result of the improper idle setting of the helicopter’s engine. Contributing to the loss of engine power was the instructor’s reduction of engine power past that recommended by…
- [NTSB WPR24LA240](https://openairdocs.org/ntsb/WPR24LA240.md): Cessna 182B · Soldier, ID · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 13, 2024 · N2617G · Substantial damage
  > A total loss of engine power resulting from the failure of the No. 1 piston and the No. 2 piston connecting rod due to detonation.
- [NTSB WPR24LA224](https://openairdocs.org/ntsb/WPR24LA224.md): Cessna 140 · Harmony, WY · Accident · No injuries · Class 4 · Limited · Final report · Jul 3, 2024 · N3043S · Substantial damage
  > A total loss of engine power as a result of the pilot's inadvertent placement of the fuel selector to the "off" position.
- [NTSB CEN24LA239](https://openairdocs.org/ntsb/CEN24LA239.md): Thrush S2R · Hebron, ND · Accident · No injuries · Class 3 · Limited · Final report · Jun 17, 2024 · N529KC · Substantial damage
  > Foreign object debris in the Negative Torque Sensing (NTS) system check valve, which impeded the flow of oil to the NTS system and the propeller governor (PG) reset piston, resulting in a total loss of engine power and an off-airport forced landing.…
- [NTSB WPR24LA194](https://openairdocs.org/ntsb/WPR24LA194.md): Cessna 150M · Roll, AZ · Accident · No injuries · Class 3 · Limited · Final report · Jun 11, 2024 · N3156V · Substantial damage
  > The failure of the No. 2 intake valve due to inadequate seating, which resulted from valve guide-to-seat misalignment and associated wear.

Next page: https://openairdocs.org/ntsb-events/341/cases.md?status=final&page=2

## 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."completionStatus" = 'Completed'
  AND c."mKey" IN (SELECT e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE 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?status=final

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