# NTSB investigations: Power lever

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 2 · 95 cases

## Latest cases

- [NTSB ERA25LA235](https://openairdocs.org/ntsb/ERA25LA235.md): Cessna R182 · Milton, FL · Accident · No injuries · Class 3 · Limited · Final report · Jun 23, 2025 · N262AL · Substantial damage
  > Separation of the throttle cable sleeve during takeoff, which resulted an uncommanded engine power reduction and the pilot’s inability to control the engine throttle, and resulted in a forced landing.
- [NTSB CEN25LA168](https://openairdocs.org/ntsb/CEN25LA168.md): Cessna 172N · Longmont, CO · Accident · No injuries · Class 3 · Limited · Final report · May 4, 2025 · N75775 · Substantial damage
  > The disconnected throttle control that resulted in a loss of engine power due to improper maintenance.
- [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 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 WPR25LA091](https://openairdocs.org/ntsb/WPR25LA091.md): Cessna 182N · Auburn, CA · Accident · No injuries · Class 4 · Limited · Final report · Feb 9, 2025 · N92467 · Substantial damage
  > The pilot’s improper use of throttle and brakes during engine start that resulted in a loss of control and impact with a hangar.
- [NTSB ERA24LA380](https://openairdocs.org/ntsb/ERA24LA380.md): Piper PA32 · Baltimore, MD · Accident · No injuries · Class 3 · Limited · Final report · Sep 14, 2024 · N6FT · Substantial damage
  > The undetected worn internal parts of the on-condition carburetor, which restricted movement of the float, resulting in fuel starvation. Contributing to the severity of the accident was the pilot’s delayed reduction of the throttle when performing a forced…
- [NTSB ERA24LA363](https://openairdocs.org/ntsb/ERA24LA363.md): Aeronca 65-TAC · Clearwater, FL · Accident · Minor injuries · Class 4 · Limited · Final report · Aug 26, 2024 · N39565 · Substantial damage
  > The pilot’s failure to maintain directional control during the takeoff roll. Contributing to the outcome, was the pilot’s inability to control the engine following the loss of directional control due to the separation of a knob from the engine’s throttle…
- [NTSB CEN23LA413](https://openairdocs.org/ntsb/CEN23LA413.md): Powrachute Airwolf · Erie, CO · Incident · 1 fatal · Class 3 · Limited · Final report · Sep 20, 2023 · N820PP · Substantial damage
  > The pilot’s inadvertent manipulation of the throttle, which resulted in the aircraft traveling on the ground and the unsecured pilot being ejected from the aircraft and sustaining fatal injuries.
- [NTSB ERA23LA286](https://openairdocs.org/ntsb/ERA23LA286.md): Grumman American Avn. AA5A · Redstone Arsenal, AL · Accident · No injuries · Class 3 · Limited · Final report · Jul 4, 2023 · N26387 · Substantial damage
  > The separation of the clamp assembly securing the throttle control cable outer housing, which resulted in the pilot’s inability to control the throttle.
- [NTSB WPR23LA249](https://openairdocs.org/ntsb/WPR23LA249.md): Piper PA-28-140 · Meeks Bay, CA · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 1, 2023 · N4586R · Substantial damage
  > A loss of engine power for reasons that could not be determined based on the available information.
- [NTSB WPR23LA199](https://openairdocs.org/ntsb/WPR23LA199.md): Cessna 172S · Casa Grande, AZ · Accident · No injuries · Class 3 · Limited · Final report · May 24, 2023 · N60372 · Substantial damage
  > An in-flight separation of the throttle linkage, which resulted in a loss of throttle control. Contributing to the accident was maintenance personnel’s failure to follow the maintenance manual inspection procedure for the throttle cable assembly.
- [NTSB ERA23LA102](https://openairdocs.org/ntsb/ERA23LA102.md): Stray Goose Research Aircam · Calhoun, GA · Accident · No injuries · Class 4 · Limited · Final report · Jan 5, 2023 · N522EA · Substantial damage
  > The pilot’s inadvertent asymmetric throttle application, which resulted in a loss of directional control during the landing roll, runway excursion, and collision with ground equipment.
- [NTSB WPR22LA333](https://openairdocs.org/ntsb/WPR22LA333.md): Bell 407 · Mount Baldy, CA · Accident · Serious injuries · Class 3 · Limited · Final report · Sep 4, 2022 · N687AM · Substantial damage
  > The pilot’s failure to ensure the throttle was properly positioned before commencing an approach to land, which resulted in a low rotor rpm condition and impact with terrain. Contributing to the accident was a worn throttle detent.
- [NTSB CEN22LA123](https://openairdocs.org/ntsb/CEN22LA123.md): Pitts S-1T · Spring, TX · Accident · Serious injuries · Class 3 · Limited · Final report · Feb 17, 2022 · N731FL · Substantial damage
  > The failure of maintenance personnel to properly connect the throttle cable, which led to the pilot’s inability to control engine power during the initial climb. Contributing to the accident was the pilot’s misjudgment of the headwind during the forced…
- [NTSB ERA22LA115](https://openairdocs.org/ntsb/ERA22LA115.md): Pilatus PC-12/47E · Ronkonkoma, NY · Accident · No injuries · Class 3 · Limited · Final report · Feb 2, 2022 · N357JK · Substantial damage
  > The pilot’s failure to properly position the power control lever before starting the engine as required per the checklist. Contributing to the accident were the ice on the ramp and the pilot’s failure to secure the engine using the condition lever.
- [NTSB ERA22LA106](https://openairdocs.org/ntsb/ERA22LA106.md): Charles C Menger JR Safari 400 · Gallatin, TN · Accident · No injuries · Class 4 · Limited · Final report · Jan 12, 2022 · N32CM · Substantial damage
  > A reported stuck throttle for reasons that could not be determined during postaccident examinations and subsequent loss of control during hover.
- [NTSB ERA22LA054](https://openairdocs.org/ntsb/ERA22LA054.md): Piper PA28 · Sarasota, FL · Accident · No injuries · Class 3 · Limited · Final report · Nov 9, 2021 · N40831 · Substantial damage
  > A partial loss of engine power due to a failed throttle cable.
- [NTSB CEN21LA358](https://openairdocs.org/ntsb/CEN21LA358.md): Cessna 182 · Patterson, LA · Accident · No injuries · Class 3 · Limited · Final report · Jul 27, 2021 · N148LP · Substantial damage
  > The mechanic’s failure to properly secure the throttle arm rendering it loose and inoperable after takeoff, which resulted in a total loss of engine power.
- [NTSB CEN21LA241](https://openairdocs.org/ntsb/CEN21LA241.md): Pipistrel Alpha Trainer · Fort Collins, CO · Accident · Serious injuries · Class 3 · Limited · Final report · May 28, 2021 · N119JP · Substantial damage
  > A partial loss of engine power due to the failure of the throttle control cable, which resulted in the loss of control of the dual carburetor system. The cable failure was a result of improper soldering at the throttle cable input terminal on the splitter…
- [NTSB ERA21LA199](https://openairdocs.org/ntsb/ERA21LA199.md): Mooney M20C · Warwick, NY · Accident · Serious injuries · Class 4 · Limited · Final report · Apr 29, 2021 · N6448U · Substantial damage
  > A loose stand-off clamp which resulted in a throttle assembly malfunction, and the inability of the engine to produce full power during the attempted takeoff.
- [NTSB WPR21LA079](https://openairdocs.org/ntsb/WPR21LA079.md): Piper PA-20-135 · Riverside, UT · Accident · No injuries · Class 4 · Limited · Final report · Jan 1, 2021 · N1571A · Substantial damage
  > A failure of the throttle control during a landing roll, which resulted in a loss of control and collision with a fence.
- [NTSB WPR21FA048](https://openairdocs.org/ntsb/WPR21FA048.md): Cessna 182 · Los Angeles, CA · Accident · 1 fatal · Class 3 · Field · Final report · Nov 12, 2020 · N939CP · Destroyed
  > Maintenance personnel’s failure to properly secure the throttle control hardware during recent maintenance, which resulted in its disconnection and a subsequent loss of engine power on approach for landing.
- [NTSB CEN20LA353](https://openairdocs.org/ntsb/CEN20LA353.md): Air Tractor AT602 · Inverness, MS · Accident · No injuries · Class 3 · Limited · Final report · Aug 20, 2020 · N604MG · Substantial damage
  > The pilot’s decision to move the power control lever into beta during flight, which resulted in the power control lever and associated linkage becoming stuck in the beta position.
- [NTSB CEN20LA292](https://openairdocs.org/ntsb/CEN20LA292.md): Beech A23-24 · Burns Flat, OK · Accident · No injuries · Class 3 · Limited · Final report · Jul 19, 2020 · N3412C · Substantial damage
  > The mechanic’s improper maintenance when he reinstalled the fuel servo during the last annual inspection, which resulted in a loss of engine power during cruise flight when the throttle control rod-end disconnected from the fuel servo throttle linkage.
- [NTSB ERA20LA044](https://openairdocs.org/ntsb/ERA20LA044.md): Beech E35 · Okeechobee, FL · Accident · Serious injuries · Class 3 · Limited · Final report · Nov 23, 2019 · N3315C · Destroyed
  > The separation of the throttle control cable from the carburetor throttle control lever resulting in the near total loss of engine power. Contributing to the separation of the throttle cable was the lack of proper securing hardware by unknown maintenance…
- [NTSB WPR19LA200](https://openairdocs.org/ntsb/WPR19LA200.md): Beech 33 · Battleground, WA · Accident · No injuries · Class 3 · Limited · Final report · Jul 20, 2019 · N873BC · Substantial damage
  > A failure of the throttle control assembly for reasons that could not be determined based on available evidence, which resulted in a runway overrun and impact with an obstacle.
- [NTSB WPR19LA195](https://openairdocs.org/ntsb/WPR19LA195.md): Cessna T210 · Hurricane, UT · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 15, 2019 · N6330N · Substantial damage
  > Maintenance personnel's improper installation of a throttle cable to the throttle body arm, which resulted in a throttle detachment during takeoff and subsequent loss of power. Contributing to the accident was the inadequate inspection of the throttle…
- [NTSB CEN19FA161](https://openairdocs.org/ntsb/CEN19FA161.md): Cessna 425 · Butler, MO · Accident · 1 fatal · Class 3 · Field · Final report · Jun 10, 2019 · N622MM · Destroyed
  > The pilot’s loss of airplane control during a descent to a diversion airport with only the left engine operating. Contributing to the accident was a malfunction of the right engine throttle, the cause of which could not be determined.
- [NTSB GAA18CA401](https://openairdocs.org/ntsb/GAA18CA401.md): Grumman G164 · Rochelle, IL · Accident · No injuries · Data collection · Final report · Jul 5, 2018 · N6795Q · Substantial damage
  > The pilot’s failure to move the power lever to the proper position before takeoff, which resulted in insufficient airspeed and a subsequent aerodynamic stall.
- [NTSB GAA18CA295](https://openairdocs.org/ntsb/GAA18CA295.md): Luscombe 8 · Batavia, OH · Accident · Minor injuries · Data collection · Final report · May 24, 2018 · N77922 · Substantial damage
  > The student pilot’s use of an improper engine hand-propping procedure, which resulted in the airplane’s unexpected movement.
- [NTSB WPR18LA111](https://openairdocs.org/ntsb/WPR18LA111.md): Pflugradt Kitfox · Clatskanie, OR · Accident · No injuries · Limited investigation · Final report · Mar 20, 2018 · N925DP · Substantial damage
  > A partial loss of engine power due to an improperly secured throttle cable set screw.
- [NTSB ERA17FA317](https://openairdocs.org/ntsb/ERA17FA317.md): Schweizer 269C · Medford, NJ · Accident · 2 fatal · Field investigation · Final report · Sep 8, 2017 · N204HF · Substantial damage
  > The pilot's early entry into and failure to maintain rotor rpm during a forced landing autorotation after performing an engine shutdown in flight, which resulted in an uncontrolled descent. Contributing to the accident was the failure of maintenance personnel…
- [NTSB ERA17LA277](https://openairdocs.org/ntsb/ERA17LA277.md): Piper PA28 · Canton, GA · Accident · Minor injuries · Limited investigation · Final report · Aug 15, 2017 · N2804T · Substantial damage
  > Maintenance personnel's failure to ensure the proper throttle linkage travel clearance after the installation of an exhaust system.
- [NTSB WPR17LA154](https://openairdocs.org/ntsb/WPR17LA154.md): Beech D55 · Hailey, ID · Accident · No injuries · Class 3 · Limited · Final report · Jul 14, 2017 · N1796A · Substantial damage
  > The pilot’s loss of directional control during landing.
- [NTSB CEN17LA271](https://openairdocs.org/ntsb/CEN17LA271.md): Piper PA 32-300 · Rushville, IN · Accident · No injuries · Limited investigation · Final report · Jul 5, 2017 · N112DE · Substantial damage
  > The pilot’s inability to properly control engine power because of an improperly installed throttle control arm, which resulted in a partial loss of engine power and led to a forced landing.
- [NTSB WPR17LA144](https://openairdocs.org/ntsb/WPR17LA144.md): Cessna U206F · Page, AZ · Accident · No injuries · Limited investigation · Final report · Jun 23, 2017 · N71001 · Substantial damage
  > The failure of the throttle control cable due to fatigue and maintenance personnel’s failure to replace the cable at the last engine overhaul, which resulted in the pilots’ inability to control engine power and led to a precautionary landing during which the…
- [NTSB GAA17CA178](https://openairdocs.org/ntsb/GAA17CA178.md): Schweizer 269C · Ormond beach, FL · Accident · No injuries · Data collection · Final report · Feb 21, 2017 · N614TA · Substantial damage
  > The separation of the throttle cable’s outer housing from the inner housing at the throttle linkage while at a high-power setting, which prevented the pilot from being able to control the throttle and execute a proper landing flare and resulted in a hard…
- [NTSB CEN17LA039](https://openairdocs.org/ntsb/CEN17LA039.md): Cessna P210N · Pleasanton, TX · Accident · Serious injuries · Limited investigation · Final report · Nov 13, 2016 · N44C · Substantial damage
  > Maintenance personnel's improper installation of the throttle linkage attachment hardware, which resulted in a partial loss of engine power when the hardware separated in flight.
- [NTSB CEN16LA294](https://openairdocs.org/ntsb/CEN16LA294.md): Bell 47G 2 · Oshkosh, WI · Accident · No injuries · Limited investigation · Final report · Jul 30, 2016 · N975BH · Substantial damage
  > The loosening and separation of the throttle linkage nut, which resulted in a loss of throttle control and subsequent hard landing after autorotation.
- [NTSB WPR16IA100](https://openairdocs.org/ntsb/WPR16IA100.md): Piper PA28 · San Carlos, CA · Incident · No injuries · Incident investigation · Final report · Apr 29, 2016 · N200KR · No damage
  > The failure of maintenance personnel to properly install and secure the input swivel boot on the swivel joint, which resulted in excessive vibration that led to fatigue cracks and failure of the throttle cable.
- [NTSB CEN15LA308](https://openairdocs.org/ntsb/CEN15LA308.md): Devoe Clip Wing · Melbourne, AR · Accident · Serious injuries · Limited investigation · Final report · Jul 16, 2015 · N80917 · Substantial damage
  > The loss of engine power for reasons that could not be determined based on the available evidence and the postaccident engine examination, which led to a forced landing on unsuitable terrain due to the pilot’s decision not to deploy the ballistic parachute…
- [NTSB WPR15LA162](https://openairdocs.org/ntsb/WPR15LA162.md): Earl Allen Miglet · Corning, CA · Accident · No injuries · Limited investigation · Final report · May 16, 2015 · N414US · Substantial damage
  > The partial loss of engine power during initial climb due to a loose set screw, which allowed the throttle cable rig within the connector to slip.
- [NTSB ERA15LA168](https://openairdocs.org/ntsb/ERA15LA168.md): Trick Trikes 582 Cyclone Storm · Live Oak, FL · Accident · Minor injuries · Limited investigation · Final report · Mar 24, 2015 · N993RA · Substantial damage
  > The student pilot applicant’s failure to clear the engine during a prolonged descent of a simulated engine failure and his subsequent rapid throttle input at the completion of the maneuver, which resulted in the engine’s failure to respond. Contributing to…
- [NTSB ERA15CA095](https://openairdocs.org/ntsb/ERA15CA095.md): Cessna A185E · Lewiston, ME · Accident · No injuries · Data collection · Final report · Jan 7, 2015 · N70037 · Substantial damage
  > The pilot's failure to properly set the throttle prior to engine start, which resulted in a loss of control and collision with parked airplanes.
- [NTSB ERA15CA057](https://openairdocs.org/ntsb/ERA15CA057.md): Cessna T182T · St. Petersburg, FL · Accident · No injuries · Data collection · Final report · Nov 20, 2014 · N6004S · Substantial damage
  > The pilot's failure to properly set the throttle prior to engine start, which resulted in a loss of control and collision with a hangar.
- [NTSB WPR14LA340](https://openairdocs.org/ntsb/WPR14LA340.md): Hughes 269C · Darrington, WA · Accident · No injuries · Limited investigation · Final report · Aug 11, 2014 · N7432F · Substantial damage
  > Maintenance personnel’s failure to secure the throttle mount bracket during a recent engine installation, which resulted in the loss of throttle movement and an inability to control engine power.
- [NTSB WPR14CA175](https://openairdocs.org/ntsb/WPR14CA175.md): Evektor-Aerotechnik Sportstar Plus · Monterey, CA · Accident · No injuries · Data collection · Final report · Apr 28, 2014 · N923LA · Substantial damage
  > The sport pilot's failure to maintain aircraft control during taxi as a result of improperly manipulating the engine power.
- [NTSB WPR14LA169](https://openairdocs.org/ntsb/WPR14LA169.md): Piper PA30 - NO Series · Bullhead City, AZ · Accident · Minor injuries · Limited investigation · Final report · Apr 21, 2014 · N7880Y · Substantial damage
  > The pilot's mismanagement of the throttle and propeller controls during the attempted go-around after encountering turbulence, which resulted in his failure to maintain adequate airspeed and climb rate and a subsequent forced landing and impact with terrain.…
- [NTSB ANC13LA079](https://openairdocs.org/ntsb/ANC13LA079.md): Piper PA-18-150 · Paxson, AK · Accident · No injuries · Limited investigation · Final report · Aug 13, 2013 · N44RT · Substantial damage
  > The partial loss of engine power due to a loose throttle cable clamp.
- [NTSB ERA13CA353](https://openairdocs.org/ntsb/ERA13CA353.md): Piper/Cub Crafters PA-18-150 · Eagle Bay, NY · Accident · Minor injuries · Data collection · Final report · Aug 2, 2013 · N555AX · Substantial damage
  > The pilot's failure to set the engine throttle to full power during a go-around.

Next page: https://openairdocs.org/ntsb-findings/01057603/cases.md?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."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '01057603'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/01057603/cases

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