# NTSB investigations, 2017: 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 1 of 2 · 99 cases

## Latest cases

- [NTSB ERA18WA061](https://openairdocs.org/ntsb/ERA18WA061.md): Cessna A188 · Dom Pedrito, Brazil · Accident · 1 fatal · Foreign investigation · Dec 30, 2017 · PR-MLY · Substantial damage
  > The government of Brazil has notified the NTSB of an accident involving a CESSNA A188 airplane that occurred on December 30, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of Brazil's investigation under the provisions…
- [NTSB CEN18FA053](https://openairdocs.org/ntsb/CEN18FA053.md): Cessna T210M · Oldenburg, IN · Accident · 3 fatal · Field investigation · Final report · Dec 17, 2017 · N761YZ · Destroyed
  > A total loss of engine power due to the failure of the No. 4 piston, which resulted in an attempted forced landing in dark night conditions and a subsequent in-flight collision with trees and terrain. Contributing to the accident were the pilot's situational…
- [NTSB ERA18LA062](https://openairdocs.org/ntsb/ERA18LA062.md): Piper PA32 · Oakland Park, FL · Accident · No injuries · Limited investigation · Final report · Dec 13, 2017 · C6RVT · Substantial damage
  > The loss of engine power for reasons that could not be determined based on the available evidence.
- [NTSB ERA18FA046](https://openairdocs.org/ntsb/ERA18FA046.md): Beech 58 · St. Croix · Accident · 5 fatal · Field investigation · Final report · Dec 8, 2017 · N4494A · Destroyed
  > The non-multiengine rated pilot's failure to maintain airplane control during a single-engine approach. Contributing to the accident was a total loss of engine power on the left engine due to detonation for reasons that could not be determined based on the…
- [NTSB WPR18WA061](https://openairdocs.org/ntsb/WPR18WA061.md): Enstrom 480 · Bacoor, Philippines · Accident · Minor injuries · Foreign investigation · Dec 2, 2017 · RP-C8955 · Substantial damage
  > On December 2, 2017, at 0900 universal time coordinated, a Enstrom Helicopter Corporation 480B, RP-C8955, was substantially damaged during a precautionary landing near Bacoor, Cavite, Philippines. The pilot was not injured, and the passenger sustained minor…
- [NTSB GAA18CA059](https://openairdocs.org/ntsb/GAA18CA059.md): Mooney M20 · Tucson, AZ · Accident · No injuries · Data collection · Final report · Nov 26, 2017 · N6002Q · Substantial damage
  > The pilot’s inadequate preflight and in-flight fuel management, which resulted in an intermittent loss of engine power due to fuel starvation.
- [NTSB ERA18LA032](https://openairdocs.org/ntsb/ERA18LA032.md): Piper PA 34-220T · Ebensburg, PA · Accident · Serious injuries · Limited investigation · Final report · Nov 25, 2017 · N263DM · Substantial damage
  > The pilot's improper decision to fly an airplane with a known oil leak, which led to a total loss of engine power due to oil starvation. Contributing to the accident was the pilot's decision to land with a tailwind, which led to his attempted go-around and…
- [NTSB ERA18LA031](https://openairdocs.org/ntsb/ERA18LA031.md): Piper PA46 · Clearwater, FL · Accident · Minor injuries · Limited investigation · Final report · Nov 25, 2017 · N863RB · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available information.
- [NTSB ANC18LA011](https://openairdocs.org/ntsb/ANC18LA011.md): Cessna 172 · Oloh, MS · Accident · Minor injuries · Limited investigation · Final report · Nov 25, 2017 · N739KW · Substantial damage
  > A partial loss of engine power due to the failure of the No. 3 valve key (exhaust).
- [NTSB WPR18LA034](https://openairdocs.org/ntsb/WPR18LA034.md): Cessna 172P · San Jose, CA · Accident · Serious injuries · Class 2 · Limited · Final report · Nov 19, 2017 · N52492 · Substantial damage
  > The pilot's delayed decision to execute an emergency landing and his attempt to return to the airport following a partial loss of power due to wear on internal engine components, which prevented the engine from developing full-rated power during the…
- [NTSB ERA18LA026](https://openairdocs.org/ntsb/ERA18LA026.md): Piper PA28 · Bladenboro, NC · Accident · No injuries · Limited investigation · Final report · Nov 18, 2017 · N8758N · Substantial damage
  > A loss of engine power due to carburetor icing and the presence of an insect nest in the carburetor heat control box that prevented the pilot’s application of carburetor heat from restoring engine power.
- [NTSB ERA18LA038](https://openairdocs.org/ntsb/ERA18LA038.md): Beech B 55 · Statesville, NC · Accident · No injuries · Class 3 · Limited · Final report · Nov 17, 2017 · N592SS · Substantial damage
  > A total loss of left engine power during initial climb. Contributing to the accident was the pilot's failure to maintain control of the airplane following the loss of engine power.
- [NTSB ERA18LA027](https://openairdocs.org/ntsb/ERA18LA027.md): Homer Autogyro Cavalon · Oak Island, NC · Accident · No injuries · Class 3 · Limited · Final report · Nov 17, 2017 · N470CH · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available information.
- [NTSB ENG18IA003](https://openairdocs.org/ntsb/ENG18IA003.md): Airbus A330-243 · Seattle, WA · Incident · No injuries · Class 3 · Incident · Final report · Nov 7, 2017 · N375HA · Minor damage
  > The loss of control of the left-hand engine and the subsequent thermal damage to the left wing on landing during engine reverse operation was due to a blockage of the variable stator vane torque motor filter that resulted in the engine’s electronic engine…
- [NTSB CEN18LA027](https://openairdocs.org/ntsb/CEN18LA027.md): Riggs Kenneth W T Bird II · St Mary's, KS · Accident · Serious injuries · Limited investigation · Final report · Nov 5, 2017 · N618ER · Substantial damage
  > The loss of engine power due to a propeller failure when the passenger’s hat exited the cockpit and impacted the three-bladed pusher propeller, separating one of the propeller blades.
- [NTSB WPR18LA039](https://openairdocs.org/ntsb/WPR18LA039.md): Cessna 172R · Redding, CA · Accident · No injuries · Class 3 · Limited · Final report · Nov 2, 2017 · N2103T · Substantial damage
  > The fatigue separation of the crankshaft due to a fatigue fracture, which resulted in a total loss of engine power and a subsequent off-airport landing and impact with a fence.
- [NTSB ERA18FA012](https://openairdocs.org/ntsb/ERA18FA012.md): Beech 35C33 · Whiteville, NC · Accident · 1 fatal · Field investigation · Final report · Oct 31, 2017 · N293GC · Substantial damage
  > The pilot's mismanagement of the available fuel, which resulted in a total loss of engine power due to fuel starvation, and his delayed reaction to the loss of engine power, which led to impact with trees as he was attempting to switch fuel tanks.…
- [NTSB WPR18LA009](https://openairdocs.org/ntsb/WPR18LA009.md): Barber Warren D Turbine Cubs P A 18 · Skull Valley, UT · Accident · No injuries · Limited investigation · Final report · Oct 15, 2017 · N181TJ · Substantial damage
  > The activation of the wheel brakes during landing, which resulted in a nose-over. The reason for the wheel brake activation could not be determined.
- [NTSB ANC18LA004](https://openairdocs.org/ntsb/ANC18LA004.md): Cirrus Design SR22T · Tuskegee, AL · Accident · No injuries · Limited investigation · Final report · Oct 15, 2017 · N289CM · Substantial damage
  > An improperly adjusted slope controller and fuel pump that resulted in an excessively high fuel flow, an extremely rich mixture, a rough-running engine, and a subsequent partial loss of engine power.
- [NTSB ANC18LA002](https://openairdocs.org/ntsb/ANC18LA002.md): Fleetwood Jack Team Airbike · Ocean Springs, MS · Accident · No injuries · Limited investigation · Final report · Oct 11, 2017 · N7566D · Substantial damage
  > An intermittent failure of the power take-off cylinder ignition coil, which resulted in a partial loss of engine power.
- [NTSB WPR18LA006](https://openairdocs.org/ntsb/WPR18LA006.md): Nanchang China CJ 6 · Buckeye, AZ · Accident · Serious injuries · Class 3 · Limited · Final report · Oct 9, 2017 · N8NW · Substantial damage
  > The failure of the fuel pump’s diaphragm which resulted in fuel system contamination from air and or oil and caused the engine to lose power.
- [NTSB ERA18LA007](https://openairdocs.org/ntsb/ERA18LA007.md): Ercoupe 415 · Centre Hall, PA · Accident · No injuries · Limited investigation · Final report · Oct 6, 2017 · N3538H · Substantial damage
  > The partial loss of engine power due to the No. 2 cylinder exhaust valve being stuck.
- [NTSB CEN18LA008](https://openairdocs.org/ntsb/CEN18LA008.md): Piper PA 34-220T · Sugar Grove, IL · Accident · No injuries · Limited investigation · Final report · Oct 6, 2017 · N4136D · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available information.
- [NTSB WPR18LA007](https://openairdocs.org/ntsb/WPR18LA007.md): Thomas Stephen Glasair Super II RG · Santa Ynez, CA · Accident · No injuries · Class 3 · Limited · Final report · Oct 5, 2017 · N248ST · Substantial damage
  > A partial loss of engine power for reasons that were not determined.
- [NTSB ERA18LA003](https://openairdocs.org/ntsb/ERA18LA003.md): Freeman Heritage Collection SE5A · Virginia Beach, VA · Accident · Minor injuries · Class 3 · Limited · Final report · Oct 3, 2017 · N685SE · Substantial damage
  > A partial loss of engine power due to an interruption of the normal fuel/air mixture to the engine.
- [NTSB WPR18LA002](https://openairdocs.org/ntsb/WPR18LA002.md): Cessna 172S · Tonopah, NV · Accident · No injuries · Limited investigation · Final report · Oct 2, 2017 · N5311H · Substantial damage
  > The pilot's failure to enrich the mixture during the descent, as required by the Pilot's Operating Handbook (POH), and his subsequent failure to follow the POH emergency procedures, which resulted in an excessively lean fuel/air mixture and subsequent loss of…
- [NTSB CEN17LA366](https://openairdocs.org/ntsb/CEN17LA366.md): Emerson Kitfox · Waller, TX · Accident · No injuries · Limited investigation · Final report · Sep 24, 2017 · N91904 · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available information.
- [NTSB WPR17LA208](https://openairdocs.org/ntsb/WPR17LA208.md): Piper PA 28-161 · El Cajon, CA · Accident · Minor injuries · Limited investigation · Final report · Sep 17, 2017 · N2587X · Substantial damage
  > A partial loss of engine power due to the formation of carburetor ice during descent for landing. Contributing to the accident was the pilot’s failure to apply carburetor heat.
- [NTSB CEN17WA343](https://openairdocs.org/ntsb/CEN17WA343.md): Piper Piper PA-28RT-201 · Wolferton, United Kingdom · Accident · 2 fatal · Foreign investigation · Sep 11, 2017 · G-BHAY · Substantial damage
  > On September 11, 2017, at 0956 universal coordinated time (UTC), a Piper PA-28RT-201 single-engine airplane, United Kingdom registration G-BHAY, serial number 28R-7918213, was substantially damaged during a forced landing following a loss of engine power and…
- [NTSB ERA17MA316](https://openairdocs.org/ntsb/ERA17MA316.md): Eurocopter Deutschland MBB BK 117 · Hertford, NC · Accident · 4 fatal · Class 2 · Major · Final report · Sep 8, 2017 · N146DU · Destroyed
  > A failure of the rear bearing in the No. 2 engine, which (1) created multiple and likely unexpected and confusing cockpit indications, resulting in the pilot's improper diagnosis and subsequent erroneous shutdown of the No. 1 engine, and (2) the resulting…
- [NTSB WPR17LA197](https://openairdocs.org/ntsb/WPR17LA197.md): Boeing A75N1(PT17) · Santa Paula, CA · Accident · Serious injuries · Limited investigation · Final report · Sep 4, 2017 · N75753 · Substantial damage
  > A partial loss of engine power during initial climb for reasons that could not be determined based on the available information.
- [NTSB WPR17LA188](https://openairdocs.org/ntsb/WPR17LA188.md): Robinson Helicopter R44 II · El Dorado Hills, CA · Accident · Minor injuries · Limited investigation · Final report · Aug 26, 2017 · N61NM · Substantial damage
  > Maintenance personnel's inadequate routine maintenance on the helicopter engine, which led to low cylinder compression, improper magneto timing, and camshaft lobe wear, which subsequently resulted in degraded engine performance.
- [NTSB WPR17LA187](https://openairdocs.org/ntsb/WPR17LA187.md): Cessna 310I · Salt Lake City, UT · Accident · Minor injuries · Class 3 · Limited · Final report · Aug 24, 2017 · N8170M · Substantial damage
  > A loss of engine power for reasons that could not be determined based on the available information.
- [NTSB CEN17LA330](https://openairdocs.org/ntsb/CEN17LA330.md): Air Tractor AT 401 · Pearsall, TX · Accident · No injuries · Limited investigation · Final report · Aug 24, 2017 · N4532F · Substantial damage
  > The fatigue crack of an engine cylinder, which resulted in a partial loss of engine power.
- [NTSB CEN17LA327](https://openairdocs.org/ntsb/CEN17LA327.md): Greene R/Greene S Rans S 17 · Erie, CO · Accident · Minor injuries · Limited investigation · Final report · Aug 22, 2017 · N117BE · Substantial damage
  > The pilot's failure to maintain control following a rejected takeoff for a perceived loss of engine power. Contributing to the accident was the pilot's lack of training and experience in the airplane.
- [NTSB ERA17LA284](https://openairdocs.org/ntsb/ERA17LA284.md): Mooney M20C · Palm Coast, FL · Accident · No injuries · Limited investigation · Final report · Aug 21, 2017 · N6833N · Substantial damage
  > A crack in the No. 4 cylinder head, which resulted in engine roughness, a fuel leak, a loss of engine power, and the subsequent in-flight fire.
- [NTSB CEN17LA328](https://openairdocs.org/ntsb/CEN17LA328.md): Beech A36 · Gonzales, LA · Accident · No injuries · Limited investigation · Final report · Aug 17, 2017 · N48TZ · Substantial damage
  > A partial loss of engine power due to inadequate maintenance, including worn spark plugs and a leaking fuel hose fitting.
- [NTSB CEN17LA318](https://openairdocs.org/ntsb/CEN17LA318.md): Knapp Easy Raider · Rochester, IN · Accident · Minor injuries · Limited investigation · Final report · Aug 14, 2017 · N6862K · 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 CEN17LA317](https://openairdocs.org/ntsb/CEN17LA317.md): Piper PA22 · Beckville, TX · Accident · Minor injuries · Limited investigation · Final report · Aug 14, 2017 · N2591A · Substantial damage
  > A stuck exhaust valve, which resulted in the failure of the valve and a loss of engine power. Contributing to the valve failure and loss of engine power was the extended time since the last overhaul.
- [NTSB CEN17LA316](https://openairdocs.org/ntsb/CEN17LA316.md): Navion Navion G · Adrian, MI · Accident · Serious injuries · Limited investigation · Final report · Aug 11, 2017 · N249KC · Substantial damage
  > A leak in the gascolator, which allowed air to enter the fuel system and resulted in a partial loss of engine power.
- [NTSB WPR17LA175](https://openairdocs.org/ntsb/WPR17LA175.md): Grumman AA1 · Phoenix, AZ · Accident · Serious injuries · Limited investigation · Final report · Aug 1, 2017 · N6216L · Substantial damage
  > The partial loss of engine power during initial climb due to the No. 3 cylinder exhaust valve becoming stuck open due to deposit buildup in the exhaust valve stem and guide and the pilot’s exceedance of the airplane’s critical angle of attack while attempting…
- [NTSB WPR17LA174](https://openairdocs.org/ntsb/WPR17LA174.md): Rockwell International S 2R · Brawley, CA · Accident · No injuries · Limited investigation · Final report · Aug 1, 2017 · N4913X · Substantial damage
  > The partial loss of engine power due to the overstress separation of three supercharger drive gear teeth.
- [NTSB CEN17LA295](https://openairdocs.org/ntsb/CEN17LA295.md): Steele Acro Sport II · Loudonville, OH · Accident · Minor injuries · Limited investigation · Final report · Jul 30, 2017 · N896JC · Substantial damage
  > A partial loss of engine power due to carburetor icing.
- [NTSB ERA17LA257](https://openairdocs.org/ntsb/ERA17LA257.md): Robinson Helicopter R44 · Myrtle Beach, SC · Accident · No injuries · Limited investigation · Final report · Jul 24, 2017 · N828RD · Substantial damage
  > A loss of available power to the main rotor due to a fractured exhaust pushrod and housing, which allowed engine oil to coat the V-belts. Contributing to the accident was the pilot's decision to continue the tour and his failure to maintain adequate rotor rpm…
- [NTSB ERA17FA248](https://openairdocs.org/ntsb/ERA17FA248.md): Aircraft Mfg & Dvlpmt CH601XLi Slsa · Towanda, PA · Accident · 1 fatal · Field investigation · Final report · Jul 19, 2017 · N601PH · Destroyed
  > A partial loss of engine power for reasons that could not be determined based on the available information, and the pilot's exceedance of the airplane's critical angle of attack during an attempted return to the airport, which resulted in an aerodynamic stall…
- [NTSB ERA17CA251](https://openairdocs.org/ntsb/ERA17CA251.md): Weatherly 620 · Pemberton Twp, NJ · Accident · No injuries · Data collection · Final report · Jul 19, 2017 · N9270W · Substantial damage
  > An in-flight collision with a bird during takeoff, which resulted in a partial loss of engine power and subsequent collision with trees and terrain.
- [NTSB ERA17LA246](https://openairdocs.org/ntsb/ERA17LA246.md): Costruzioni Aeronautiche Tecna P92 Eaglet · Stevensville, MD · Accident · No injuries · Class 3 · Limited · Final report · Jul 15, 2017 · N561TU · Substantial damage
  > The fatigue failure of an exhaust valve spring retainer due to air trapped in the lubrication system, which resulted in a total loss of engine power.
- [NTSB CEN17FA266](https://openairdocs.org/ntsb/CEN17FA266.md): Piper PA31T · Tyler, TX · Accident · 2 fatal · Field investigation · Final report · Jul 13, 2017 · N47GW · Destroyed
  > The loss of engine power and the subsequent pilot's loss of control for reasons that could not be determined because post-accident engine examination revealed no anomalies.
- [NTSB WPR17LA148](https://openairdocs.org/ntsb/WPR17LA148.md): Charles J Norris Arion Lightning · New River, AZ · Accident · No injuries · Limited investigation · Final report · Jul 10, 2017 · N273DB · Substantial damage
  > A partial loss of engine power for reasons that could not be determined due to a lack of available evidence.
- [NTSB WPR17FA146](https://openairdocs.org/ntsb/WPR17FA146.md): Chicco Miguel E Quicksilver Sport II · Point Mugu, CA · Accident · 1 fatal · Field investigation · Final report · Jul 8, 2017 · N2812
  > A partial loss of engine power for reasons that could not be determined during postaccident examination in combination with the low cruise altitude selected by the pilots, which resulted in an ocean ditching. The lack of personal flotation devices likely…

Next page: https://openairdocs.org/ntsb-events/342/sequence.md?year=2017&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 year(c."eventDate") = 2017
  AND 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?year=2017

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