# NTSB investigations: 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.

Page 31 of 38 · 1,858 cases

## Cases, newest first

- [NTSB CEN11LA356](https://openairdocs.org/ntsb/CEN11LA356.md): Bell 206 · Walton, KS · Accident · Minor injuries · Limited investigation · Final report · May 26, 2011 · N1815 · Substantial damage
  > A loss of engine power for undetermined reasons because postaccident examination of the airframe and engine revealed no anomalies.
- [NTSB CEN11LA348](https://openairdocs.org/ntsb/CEN11LA348.md): Piper J3C · Cypress, TX · Accident · Minor injuries · Limited investigation · Final report · May 21, 2011 · N55754 · Substantial damage
  > The loss of engine power due to carburetor ice.
- [NTSB CEN11LA339](https://openairdocs.org/ntsb/CEN11LA339.md): MD Helicopter 369E · Victoria, TX · Accident · No injuries · Limited investigation · Final report · May 16, 2011 · N4278T · Substantial damage
  > The pilot’s failure to ensure that the governor limit switch was properly set, which resulted in reduced engine power.
- [NTSB ERA11FA274](https://openairdocs.org/ntsb/ERA11FA274.md): Beech E18S · Miami Gardens, FL · Accident · 1 fatal · Field investigation · Final report · May 2, 2011 · N18R · Substantial damage
  > The pilot’s improper response to a loss of power in the No. 2 engine and his failure to ensure that the airplane was airworthy. Contributing to the accident was the inadequate engine maintenance by the operator's maintenance personnel.
- [NTSB ERA11CA279](https://openairdocs.org/ntsb/ERA11CA279.md): Franke Harry C Avid Flyer B · Somerset, PA · Accident · No injuries · Data collection · Final report · Apr 30, 2011 · N145HF · Substantial damage
  > The pilot’s failure to hold full power for takeoff.
- [NTSB WPR11LA209](https://openairdocs.org/ntsb/WPR11LA209.md): Cessna 182B · Colville, WA · Accident · No injuries · Limited investigation · Final report · Apr 23, 2011 · N8435T · Substantial damage
  > The partial loss of engine power during takeoff for reasons that could not be determined because postaccident examination revealed no mechanical malfunctions or failures that would have precluded normal operation.
- [NTSB WPR11LA207](https://openairdocs.org/ntsb/WPR11LA207.md): Davison RV-7A · Marsing, ID · Accident · No injuries · Limited investigation · Final report · Apr 23, 2011 · N59TD · Substantial damage
  > A loss of engine power during initial climb for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB CEN11LA305](https://openairdocs.org/ntsb/CEN11LA305.md): D & D Rotorway Exec · Massillon, OH · Accident · Minor injuries · Limited investigation · Final report · Apr 23, 2011 · N614S · Substantial damage
  > The excessive wear on the secondary shaft, from the inner bearing race, which resulted in the transmission clutch disengagement and a loss of power to the rotor system.
- [NTSB CEN11CA298](https://openairdocs.org/ntsb/CEN11CA298.md): Aviat A-1C-180 · Greensburg, IN · Accident · Minor injuries · Data collection · Final report · Apr 19, 2011 · N18WY · Substantial damage
  > The pilot's decision to land on the grass which contained standing water. Contributing to the accident was the partial loss of power due to carburetor ice.
- [NTSB WPR11LA201](https://openairdocs.org/ntsb/WPR11LA201.md): Cessna 172S · Payson, AZ · Accident · No injuries · Limited investigation · Final report · Apr 16, 2011 · N1835U · Substantial damage
  > The pilot's decision to conduct a touch-and-go arrival during his first flight to a high elevation airport, which resulted in an improper mixture adjustment and a partial loss of engine power for the takeoff and attempted climbout.
- [NTSB CEN11FA292](https://openairdocs.org/ntsb/CEN11FA292.md): Piper PA-22/20 · New Orleans, LA · Accident · Minor injuries · Field investigation · Final report · Apr 16, 2011 · N3621Z · Substantial damage
  > The pilot’s inadequate in-flight fuel management, which resulted in fuel starvation and a total loss of engine power.
- [NTSB ERA11CA243](https://openairdocs.org/ntsb/ERA11CA243.md): Piper PA-28-180 · Latrobe, PA · Accident · No injuries · Data collection · Final report · Apr 14, 2011 · N5325L · Substantial damage
  > Maintenance personnel’s failure to properly secure the throttle cable to the fuel servo.
- [NTSB ERA11FA233](https://openairdocs.org/ntsb/ERA11FA233.md): Cessna 402B · Biddeford, ME · Accident · 1 fatal · Field investigation · Final report · Apr 10, 2011 · N402RC · Substantial damage
  > The pilot did not maintain minimum controllable airspeed while on final approach with a partial loss of power in the right engine, which resulted in a loss of control. Contributing to the accident was the partial loss of engine power in the right engine due…
- [NTSB WPR11LA187](https://openairdocs.org/ntsb/WPR11LA187.md): Zenith 701 · El Centro, CA · Accident · No injuries · Limited investigation · Final report · Apr 6, 2011 · N128CF · Substantial damage
  > A partial loss of engine power during the initial climb after takeoff due to oil starvation because of the failure of the No. 2 oil pump drive coupling.
- [NTSB CEN11LA262](https://openairdocs.org/ntsb/CEN11LA262.md): Piper PA-30 · Ruidoso, NM · Accident · No injuries · Limited investigation · Final report · Apr 3, 2011 · N7849Y · Substantial damage
  > The left engine's intermittent loss of power during initial climb for undetermined reasons. Contributing to the accident was the high density altitude at the time of the accident.
- [NTSB ERA11LA230](https://openairdocs.org/ntsb/ERA11LA230.md): Cessna 172P · Vega Baja, PR · Accident · No injuries · Limited investigation · Final report · Apr 1, 2011 · N98FR · Substantial damage
  > The failure of the No. 2 cylinder exhaust valve resulting in a loss of engine power.
- [NTSB ERA11LA224](https://openairdocs.org/ntsb/ERA11LA224.md): Piper PA 46-350P · Greenwood, MS · Accident · No injuries · Limited investigation · Final report · Apr 1, 2011 · N146DG · Substantial damage
  > The pilot did not obtain the proper touchdown point as a result of his decision to shut down the engine and to deploy the landing gear and flaps before the landing was assured. Contributing to the accident was his decision to overfly a closer suitable airport…
- [NTSB ERA11LA213](https://openairdocs.org/ntsb/ERA11LA213.md): Holst Lawrence E VP-1 · Calhoun, GA · Accident · Minor injuries · Limited investigation · Final report · Mar 25, 2011 · N770VP · Substantial damage
  > A partial loss of engine power during initial climb due to an over-lean carburetor setting. Contributing to the accident was the pilot's improper adjustment of the engine's carburetor during construction.
- [NTSB CEN11LA252](https://openairdocs.org/ntsb/CEN11LA252.md): Bell 206L-3 · (Gulf of Mexico) · Accident · Minor injuries · Limited investigation · Final report · Mar 24, 2011 · N32041 · Substantial damage
  > The loss of engine power due to an engine compressor stall as a result of ingesting methane gas during takeoff.
- [NTSB ERA11LA196](https://openairdocs.org/ntsb/ERA11LA196.md): Piper PA-28-140 · Ocean Springs, MS · Accident · Serious injuries · Limited investigation · Final report · Mar 19, 2011 · N7330J · Substantial damage
  > The airplane's overweight condition due to the pilot's improper weight and balance calculation that resulted in the airplane's inability to maintain altitude.
- [NTSB WPR11FA163](https://openairdocs.org/ntsb/WPR11FA163.md): Sikorsky S-58ET · El Segundo, CA · Accident · Serious injuries · Field investigation · Final report · Mar 13, 2011 · N33602 · Substantial damage
  > A partial loss of engine power and the failure of the external hook to release the load for undetermined reasons.
- [NTSB WPR11LA161](https://openairdocs.org/ntsb/WPR11LA161.md): Robinson Helicopter R22 Beta II · North Las Vegas, NV · Accident · No injuries · Limited investigation · Final report · Mar 11, 2011 · N8360T · Substantial damage
  > The partial loss of engine power for undetermined reasons. Contributing to the accident was the certified flight instructor's decision to continue the flight after the helicopter exhibited inadequate performance capabilities and an unresolved power production…
- [NTSB WPR11LA160](https://openairdocs.org/ntsb/WPR11LA160.md): Piper PA-28R-200 · Agoura Hills, CA · Accident · No injuries · Limited investigation · Final report · Mar 11, 2011 · N75224 · Substantial damage
  > The loss of engine power during cruise flight for undetermined reasons.
- [NTSB WPR11LA154](https://openairdocs.org/ntsb/WPR11LA154.md): Cessna 210 · Pahrump, NV · Accident · No injuries · Limited investigation · Final report · Mar 6, 2011 · N9400T · Substantial damage
  > The pilot's failure to extend the landing gear prior to touchdown and his improper decision to abort a gear-up landing following a propeller strike.
- [NTSB WPR11FA147](https://openairdocs.org/ntsb/WPR11FA147.md): Neefjes Lancair 360 MK-II · Milford, UT · Accident · 1 fatal · Field investigation · Final report · Feb 27, 2011 · N989TT · Substantial damage
  > The pilot's loss of control of the airplane due to spatial disorientation after inadvertently entering instrument meteorological conditions. Contributing to the accident were the pilot's inadequate preflight preparation, his en route decision-making, and his…
- [NTSB ERA11LA167](https://openairdocs.org/ntsb/ERA11LA167.md): Cessna 182F · Auburn, AL · Accident · Minor injuries · Limited investigation · Final report · Feb 27, 2011 · N3420U · Substantial damage
  > A loss of engine power due to an internal failure of the muffler that was not detected by maintenance personnel.
- [NTSB WPR11LA140](https://openairdocs.org/ntsb/WPR11LA140.md): Rearwin 8135 · Casa Grande, AZ · Accident · No injuries · Limited investigation · Final report · Feb 18, 2011 · NC25545 · Substantial damage
  > The partial loss of engine power due to the separation of an exhaust valve rocker box as a result of the failure of the rocker box attaching studs.
- [NTSB ERA11LA149](https://openairdocs.org/ntsb/ERA11LA149.md): Cessna 150H · Jonesborough, TN · Accident · No injuries · Limited investigation · Final report · Feb 17, 2011 · N7237S · Substantial damage
  > A partial loss of engine power during initial climb for undetermined reasons.
- [NTSB WPR11FA138](https://openairdocs.org/ntsb/WPR11FA138.md): AirBorne WindSport Edge XT-912-L · Hanapepe, HI · Accident · 2 fatal · Field investigation · Final report · Feb 15, 2011 · N29EP · Substantial damage
  > The flight instructor did not maintain aircraft control while maneuvering at low altitude. Contributing to the accident was the inadvertent application of the choke, which resulted in a momentary interruption of engine power.
- [NTSB CEN11LA188](https://openairdocs.org/ntsb/CEN11LA188.md): Cessna 150G · Springdale, AR · Accident · Minor injuries · Limited investigation · Final report · Feb 12, 2011 · N3257J · Substantial damage
  > The pilot’s improper fuel management, which resulted in a loss of engine power due to fuel exhaustion.
- [NTSB CEN11LA183](https://openairdocs.org/ntsb/CEN11LA183.md): Piper PA-28-161 · Minneapolis, MN · Accident · No injuries · Limited investigation · Final report · Feb 12, 2011 · N536PU · Substantial damage
  > The pilot's loss of directional control during the landing.
- [NTSB CEN11LA186](https://openairdocs.org/ntsb/CEN11LA186.md): Gadbois Eugene W Apex CROSS-5 · Lago Vista, TX · Accident · Minor injuries · Limited investigation · Final report · Feb 11, 2011 · N751EW · Substantial damage
  > The simultaneous loss of engine and electrical power after takeoff for undetermined reasons.
- [NTSB WPR11LA131](https://openairdocs.org/ntsb/WPR11LA131.md): Aeronca 7AC · Novato, CA · Accident · No injuries · Limited investigation · Final report · Feb 10, 2011 · N2659E · Substantial damage
  > The pilot's use of a non-vented fuel cap, which resulted in a total loss of engine power due to fuel starvation.
- [NTSB WPR11LA113](https://openairdocs.org/ntsb/WPR11LA113.md): Piper PA-30 · Big Bear City, CA · Accident · Serious injuries · Limited investigation · Final report · Jan 30, 2011 · N64RJ · Substantial damage
  > The pilot’s failure to maintain the minimum single-engine control speed while on final approach for landing. Contributing to the accident was the pilot's decision to fly with a known deficiency in one engine and a loss of power in that engine for reasons that…
- [NTSB CEN11LA169](https://openairdocs.org/ntsb/CEN11LA169.md): Cessna 172P · Chesapeake, OH · Accident · Minor injuries · Limited investigation · Final report · Jan 30, 2011 · N55212 · Substantial damage
  > The partial loss of engine power due to carburetor icing and the pilot’s delayed use of carburetor heat and failure to attain the proper touchdown point on the runway during the precautionary landing.
- [NTSB WPR11FA114](https://openairdocs.org/ntsb/WPR11FA114.md): Mooney M20J · Furnace Creek, CA · Accident · 1 fatal · Field investigation · Final report · Jan 29, 2011 · N50BJ · Substantial damage
  > The magneto clamps were not securely fastened to the mount, which led to a partial loss of engine power and a subsequent forced landing on unsuitable terrain.
- [NTSB WPR11LA104](https://openairdocs.org/ntsb/WPR11LA104.md): Bice Air Creation GTE · Hayfork, CA · Accident · Minor injuries · Limited investigation · Final report · Jan 22, 2011 · N4668L · Substantial damage
  > The total loss of engine power during cruise flight, while operating in carburetor icing conditions.
- [NTSB ERA11CA108](https://openairdocs.org/ntsb/ERA11CA108.md): Piper PA-22-150 · Thomaston, GA · Accident · No injuries · Data collection · Final report · Jan 6, 2011 · N5706D · Substantial damage
  > The mechanic's failure to install a cotter retaining pin in the throttle arm retaining nut resulting in excessive throttle play and loss of engine power control.
- [NTSB ERA11LA103](https://openairdocs.org/ntsb/ERA11LA103.md): Cessna 152 · Wimauma, FL · Accident · No injuries · Limited investigation · Final report · Dec 31, 2010 · N28BA · Substantial damage
  > The mechanic/pilot's failure to detect a visible exhaust gas leak and cracked cylinder head immediately prior to the accident flight, which resulted in a partial loss of engine power during initial climb. Contributing to the accident was an inadequate…
- [NTSB CEN11IA146](https://openairdocs.org/ntsb/CEN11IA146.md): Columbia LC41 · Milsap, TX · Incident · No injuries · Incident investigation · Final report · Dec 24, 2010 · N921DZ · Minor damage
  > A total loss of engine power in flight due to a loss of engine oil for reasons that could not be determined during a postaccident teardown examination of the engine.
- [NTSB WPR11LA080](https://openairdocs.org/ntsb/WPR11LA080.md): Schaefer Kitfox 4 · Glendale, AZ · Accident · Serious injuries · Limited investigation · Final report · Dec 23, 2010 · N95FT · Substantial damage
  > The pilot's failure to recognize the onset of and to prevent an aerodynamic stall at low altitude. Contributing to the accident were the manufacturer’s conflicting guidance about the power setting for takeoff and the pilot’s decision to conduct a…
- [NTSB CEN11FA125](https://openairdocs.org/ntsb/CEN11FA125.md): Beech C24R · Wheeling, IL · Accident · 1 fatal · Field investigation · Final report · Dec 22, 2010 · N5293M · Substantial damage
  > The installation of the wrong engine-driven fuel pump, which resulted in a loss of engine power during takeoff, and the pilot's subsequent decision to turn back toward the airport at an insufficient altitude to complete the maneuver. Contributing to the…
- [NTSB ERA11LA093](https://openairdocs.org/ntsb/ERA11LA093.md): Cessna 182 · West Milford, NJ · Accident · Serious injuries · Limited investigation · Final report · Dec 18, 2010 · N1462M · Substantial damage
  > The pilot's delayed application of carburetor heat while taking off in weather conditions conducive to serious carburetor icing, which resulted in a partial loss of engine power.
- [NTSB CEN11LA076](https://openairdocs.org/ntsb/CEN11LA076.md): Beech 35-33 · Roanoke, TX · Accident · No injuries · Limited investigation · Final report · Nov 18, 2010 · N5481 · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB WPR11FA045](https://openairdocs.org/ntsb/WPR11FA045.md): Eurocopter AS350B2 · Pacoima, CA · Accident · No injuries · Field investigation · Final report · Nov 12, 2010 · N1231A · Substantial damage
  > The contamination of a spool bearing in the power turbine governor during manufacture, which led to the bearing’s failure in flight, a subsequent loss of engine power during departure, and the resultant hard landing.
- [NTSB CEN11CA062](https://openairdocs.org/ntsb/CEN11CA062.md): Cessna 172 · Pineville, LA · Accident · No injuries · Data collection · Final report · Nov 9, 2010 · N9747L · Substantial damage
  > The pilot/mechanic’s improper inspection of the airplane following the engine installation.
- [NTSB WPR11LA039](https://openairdocs.org/ntsb/WPR11LA039.md): Lansdorf Qualt · Sonoma, CA · Accident · Serious injuries · Limited investigation · Final report · Nov 6, 2010 · N3215S · Substantial damage
  > A partial loss of engine power for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.
- [NTSB DCA11WA008](https://openairdocs.org/ntsb/DCA11WA008.md): Beech 1900 · Karachi, Pakistan · Accident · 21 fatal · Foreign investigation · Nov 5, 2010 · AP-BJD · Destroyed
  > On November 5, 2010, a JS Air Pakistan, a Hawker Beechcraft B-1900, registration AP-BJD, crashed shortly after takeoff from Karachi-Jinnah International Airport (KHI), Karachi, Pakistan. All 17 passengers and 4 crewmembers onboard were fatally injured, and…
- [NTSB CEN11LA044](https://openairdocs.org/ntsb/CEN11LA044.md): Globe GC-1B · Grants, NM · Accident · Minor injuries · Limited investigation · Final report · Oct 30, 2010 · N3249K · Substantial damage
  > The loss of partial engine power for undetermined reasons.
- [NTSB ERA11LA037](https://openairdocs.org/ntsb/ERA11LA037.md): Piper PA-31-350 · Aguadilla, PR · Accident · No injuries · Limited investigation · Final report · Oct 27, 2010 · N350RL · Substantial damage
  > The pilot's improper decision to ditch the airplane after a reported partial loss of engine power and overheat on one engine for undetermined reasons.

Next page: https://openairdocs.org/ntsb-events/342/sequence.md?page=32

## 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 s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '342' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/342/sequence?page=31

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