# NTSB investigations, 2014: 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 3 · 114 cases

## Latest cases

- [NTSB CEN15FA088](https://openairdocs.org/ntsb/CEN15FA088.md): Piper PA 23-160 · Port Clinton, OH · Accident · 1 fatal · Field investigation · Final report · Dec 29, 2014 · N222CP · Destroyed
  > The pilot's loss of control following a loss of left engine power for reasons that could not be determined because an examination of the airframe and engine did not reveal any preimpact abnormalities.
- [NTSB WPR15LA067](https://openairdocs.org/ntsb/WPR15LA067.md): Farthing James W II Beaver · Perris, CA · Accident · Serious injuries · Limited investigation · Final report · Dec 21, 2014 · N105JF · Substantial damage
  > The partial loss of engine power during takeoff due to an improperly configured carburetor and fuel supply system. Contributing to the accident was the pilot's loss of airplane control during the off-field landing, which resulted in an aerodynamic stall.
- [NTSB ERA15LA075](https://openairdocs.org/ntsb/ERA15LA075.md): Johnson David Earl Renegade Spirit · Brunswick, GA · Accident · 1 fatal · Limited investigation · Final report · Dec 13, 2014 · N955R · Substantial damage
  > The pilot's decision to fly the airplane with known engine deficiencies and his subsequent exceedance of the airplane's critical angle of attack following a loss of engine power, which resulted in an aerodynamic stall and loss of control after takeoff.
- [NTSB CEN15LA077](https://openairdocs.org/ntsb/CEN15LA077.md): New Piper PA 32R-301T · Springfield, MO · Accident · Serious injuries · Limited investigation · Final report · Dec 12, 2014 · N3127R · Substantial damage
  > The pilot’s decision to descend below the recommended altitude during approach for landing in night visual meteorological conditions, and his failure to see and avoid a lighted tower, which resulted in collision with the tower and a subsequent total loss of…
- [NTSB WPR15LA058](https://openairdocs.org/ntsb/WPR15LA058.md): Mcholland Glastar · Sheridan, WY · Accident · No injuries · Limited investigation · Final report · Dec 10, 2014 · N16XP · Substantial damage
  > A loss of engine power while maneuvering at low altitude for reasons that could not be determined during postaccident examination.
- [NTSB ERA15LA072](https://openairdocs.org/ntsb/ERA15LA072.md): Cessna 150J · Brookline, NH · Accident · Minor injuries · Limited investigation · Final report · Dec 5, 2014 · N50709 · Substantial damage
  > The student pilot’s failure to maintain clearance from a wire during an off-airport landing following a partial loss of engine power for reasons that could not be determined during postaccident examination.
- [NTSB CEN15LA063](https://openairdocs.org/ntsb/CEN15LA063.md): Siegel Gerald Long EZ · McGregor, TX · Accident · Serious injuries · Limited investigation · Final report · Nov 30, 2014 · N7015T · Substantial damage
  > A loss of engine power during takeoff due to excessive debris in the fuel system.
- [NTSB ERA15LA063](https://openairdocs.org/ntsb/ERA15LA063.md): Cessna 182 · Hartford, CT · Accident · No injuries · Limited investigation · Final report · Nov 29, 2014 · N759VG · Substantial damage
  > The partial loss of engine power during climb after takeoff for a reasons that could not be determined because postaccident engine examination revealed no evidence of mechanical malfunctions or failures.
- [NTSB CEN15FA048](https://openairdocs.org/ntsb/CEN15FA048.md): Aero Commander 500 B · Chicago, IL · Accident · 1 fatal · Field investigation · Final report · Nov 18, 2014 · N30MB · Substantial damage
  > The pilot's failure to maintain airspeed while attempting to return to the airport after a reported engine problem, which resulted in an aerodynamic stall/spin.
- [NTSB CEN15LA050](https://openairdocs.org/ntsb/CEN15LA050.md): Cessna 401A · Fulton, MO · Accident · Serious injuries · Limited investigation · Final report · Nov 17, 2014 · N401ME · Substantial damage
  > A failure of the right engine magneto distributor drive gears, which resulted in a total loss of engine power during takeoff. Contributing to the accident was the operator’s failure to inspect and maintain the magnetos in accordance with the engine…
- [NTSB ANC15LA004](https://openairdocs.org/ntsb/ANC15LA004.md): Helio H 295 · Nenana, AK · Accident · No injuries · Limited investigation · Final report · Nov 15, 2014 · N6465V · Substantial damage
  > The partial loss of engine power for reasons that could not be determined because postaccident examination of the engine revealed no evidence of any preimpact mechanical anomalies.
- [NTSB CEN15IA046](https://openairdocs.org/ntsb/CEN15IA046.md): Bell 407 · Viosca Knoll 989 · Incident · No injuries · Incident investigation · Final report · Nov 11, 2014 · N373RL · No damage
  > Engine power surges during takeoff for reasons that could not be determined during postaccident testing of the engine and the engine control unit.
- [NTSB ERA15FA049](https://openairdocs.org/ntsb/ERA15FA049.md): Mooney M20C · Lewisburg, WV · Accident · Serious injuries · Field investigation · Final report · Nov 10, 2014 · N6581U · Substantial damage
  > The pilot's failure to maintain airspeed while maneuvering, which resulted in the airplane exceeding its critical angle of attack and experiencing an aerodynamic stall. Contributing to the accident were abnormal engine operation due to improper…
- [NTSB WPR15LA034](https://openairdocs.org/ntsb/WPR15LA034.md): Extra Flugzeugproduktions-Und EA 300 · Las Vegas, NV · Accident · No injuries · Limited investigation · Final report · Nov 5, 2014 · N369XT · Substantial damage
  > A partial loss of engine power during cruise flight for reasons that could not be determined because postaccident examination of the engine did not reveal any anomalies that would have precluded normal operation.
- [NTSB CEN15FA034](https://openairdocs.org/ntsb/CEN15FA034.md): Raytheon B200 · Wichita, KS · Accident · 4 fatal · Field investigation · Final report · Oct 30, 2014 · N52SZ · Destroyed
  > The pilot's failure to maintain lateral control of the airplane after a reduction in left engine power and his application of inappropriate rudder input. Contributing to the accident was the pilot's failure to follow the emergency procedures for an engine…
- [NTSB CEN15LA038](https://openairdocs.org/ntsb/CEN15LA038.md): Stol UC 1 · Jacksonville, TX · Accident · Minor injuries · Limited investigation · Final report · Oct 25, 2014 · N950TB · Substantial damage
  > The loss of right engine power while climbing due to fuel starvation for reasons that could not be determined during postaccident airplane examination and testing, which led to a forced landing on hilly terrain.
- [NTSB CEN15LA023](https://openairdocs.org/ntsb/CEN15LA023.md): Tuberville Zodiac XL · Mountain Home, AR · Accident · Serious injuries · Limited investigation · Final report · Oct 21, 2014 · N601WR · Substantial damage
  > The partial loss of engine power during takeoff for reasons that could not be determined because postaccident engine examinations revealed no anomalies that would have precluded normal operation.
- [NTSB WPR15LA015](https://openairdocs.org/ntsb/WPR15LA015.md): Piper PA28 151 · Bullhead City, AZ · Accident · Minor injuries · Limited investigation · Final report · Oct 18, 2014 · N56873 · Substantial damage
  > A partial loss of engine power during the initial climb 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 ENG15WA008](https://openairdocs.org/ntsb/ENG15WA008.md): Airbus A319 - 132 · Zurich, Switzerland · Incident · No injuries · Foreign investigation · Oct 17, 2014 · YU-APA
  > On October 17, 2014, an Air Serbia Airbus 319-132, registration umber YU-APA, powered by two IAE V2524-A5 turbofan engines experienced a right engine oil leak shortly after departure. The flight crew performed an inflight shutdown of the engine and an air…
- [NTSB WPR15LA014](https://openairdocs.org/ntsb/WPR15LA014.md): Cessna 172S · Big Bear, CA · Accident · Serious injuries · Limited investigation · Final report · Oct 16, 2014 · N612SP · 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 ERA15FA016](https://openairdocs.org/ntsb/ERA15FA016.md): Rockwell International 112 · Gainesville, GA · Accident · 2 fatal · Field investigation · Final report · Oct 16, 2014 · N1148J · Destroyed
  > The partial loss of engine power due to the undetected blockage of the inlet and outlet ports of the manifold valve by an organic compound of an unknown source.
- [NTSB ERA15LA015](https://openairdocs.org/ntsb/ERA15LA015.md): Piper PA-28-151 · Granville, MA · Accident · No injuries · Class 3 · Limited · Final report · Oct 12, 2014 · N57SH · Substantial damage
  > Deformation of the No. 1 cylinder's intake valve, which resulted in a partial loss of engine power and a subsequent off-airport precautionary landing.
- [NTSB WPR15LA008](https://openairdocs.org/ntsb/WPR15LA008.md): Piper PA 28-180 · Bend, OR · Accident · Minor injuries · Limited investigation · Final report · Oct 10, 2014 · N32150 · Substantial damage
  > A partial loss of engine power due to carburetor icing, which resulted from the pilot’s failure to apply carburetor heat after takeoff and during the climb.
- [NTSB ERA14LA451](https://openairdocs.org/ntsb/ERA14LA451.md): Grumman American Avn. AA-5A · Homosassa, FL · Accident · Minor injuries · Limited investigation · Final report · Sep 21, 2014 · N26676 · Substantial damage
  > A partial loss of engine power for reasons that could not be determined because engine examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB CEN14LA507](https://openairdocs.org/ntsb/CEN14LA507.md): Manweiller Acro Sport II · Middletown, OH · Accident · 2 fatal · Limited investigation · Final report · Sep 20, 2014 · N94SM · Substantial damage
  > The failure of the flying pilot to maintain airplane control after an aerodynamic stall/spin occurred during the aerobatic maneuver following a reported intermittent loss of engine power for reasons that could not be determined during postaccident…
- [NTSB ENG14IA028](https://openairdocs.org/ntsb/ENG14IA028.md): Airbus A320 232 · Long Beach, CA · Incident · No injuries · Incident investigation · Final report · Sep 18, 2014 · N656JB · Minor damage
  > The probable cause of the engine failure and subsequent undercowl engine fire was due to the fatigue fracture of a high pressure turbine stage 2 disk blade retaining lug that released two blades which impacted the low pressure turbine case causing a fuel line…
- [NTSB ENG14IA029](https://openairdocs.org/ntsb/ENG14IA029.md): Bombardier CRJ700 · Hodeida, Yemen · Incident · No injuries · Incident investigation · Final report · Sep 13, 2014 · 7O-FAB · Minor damage
  > The probable cause of the undercowl engine fire was the burn-through of the combustion chamber inner liner from the accumulation of dust that became molten during operating and infiltrated the combustion chamber thermal barrier coating causing it to spall off…
- [NTSB WPR14LA374](https://openairdocs.org/ntsb/WPR14LA374.md): Bell 206 · Tombstone, AZ · Accident · No injuries · Limited investigation · Final report · Sep 12, 2014 · N64AW · Substantial damage
  > A partial loss of engine power during cruise flight due to loose “B” nut fittings and a bent tube as a result of maintenance personnel’s inadequate inspection of the nuts during the most recent inspection.
- [NTSB CEN14FA494](https://openairdocs.org/ntsb/CEN14FA494.md): Smith Aerostar 601P · Austin, TX · Accident · 1 fatal · Field investigation · Final report · Sep 10, 2014 · N711YM · Destroyed
  > The pilot's failure to maintain sufficient clearance from trees during the single-engine landing approach. Contributing to the accident was the loss of power in the left engine due to an improperly installed rubber boot that became dislodged and was then…
- [NTSB WPR14TA370](https://openairdocs.org/ntsb/WPR14TA370.md): Eurocopter AS 350 B3 · Lincoln, CA · Accident · No injuries · Final report · Sep 5, 2014 · N217HP · Substantial damage
  > The failure of the engine to provide sufficient power when commanded by the pilot during the power recovery phase of a practice autorotation for reasons that could not be determined because postaccident examination revealed no mechanical malfunctions or…
- [NTSB CEN14WA491](https://openairdocs.org/ntsb/CEN14WA491.md): Robinson Helicopter R44 · Roeselare, Belgium · Accident · 2 fatal · Foreign investigation · Sep 5, 2014 · N60JD · Destroyed
- [NTSB CEN14FA462](https://openairdocs.org/ntsb/CEN14FA462.md): Cessna 421C · Las Cruces, NM · Accident · 4 fatal · Field investigation · Final report · Aug 28, 2014 · N51RX · Destroyed
  > The misfueling of the airplane with jet fuel instead of the required aviation fuel, and the resultant detonation and a total loss of engine power during initial climb. Contributing to the accident were the line service technician's inadvertent misfueling of…
- [NTSB CEN14LA461](https://openairdocs.org/ntsb/CEN14LA461.md): Cessna 310K · El Dorado, KS · Accident · No injuries · Limited investigation · Final report · Aug 27, 2014 · N101JB · Substantial damage
  > A fatigue failure of the left engine’s throttle cable, which resulted in the loss of left engine power.
- [NTSB CEN14LA450](https://openairdocs.org/ntsb/CEN14LA450.md): Air Tractor AT-401 · Natchez, LA · Accident · No injuries · Limited investigation · Final report · Aug 24, 2014 · N91968 · Destroyed
  > The loss of power due to the failure of the No. 2 exhaust valve and rocker boss during takeoff.
- [NTSB WPR14FA349](https://openairdocs.org/ntsb/WPR14FA349.md): Beech V35B · Novato, CA · Accident · 1 fatal · Field investigation · Final report · Aug 19, 2014 · N1160T · Substantial damage
  > The instrument-rated pilot's decision to conduct a visual approach to the airport in night, instrument meteorological conditions, which resulted in controlled flight into terrain. Contributing to the accident was the pilot's loss of situational awareness, the…
- [NTSB WPR14FA348](https://openairdocs.org/ntsb/WPR14FA348.md): Cliff Starduster II SA300 · Placerville, CA · Accident · 1 fatal · Field investigation · Final report · Aug 17, 2014 · N411TM · Substantial damage
  > The pilot's failure to maintain control of the airplane during a go-around in gusting wind conditions following a partial loss of engine power for reasons that could not be determined, because postaccident examination of the airframe and engine did not reveal…
- [NTSB CEN14FA435](https://openairdocs.org/ntsb/CEN14FA435.md): Cessna 172N · Natchitoches, LA · Accident · 1 fatal · Field investigation · Final report · Aug 17, 2014 · N734YW · Substantial damage
  > The partial loss of engine power due to the exhaust valve rocker retaining stud backing out of the cylinder head, which resulted in the exhaust valve being stuck in the closed position. Contributing to the accident was the pilot’s failure to configure the…
- [NTSB CEN14FA434](https://openairdocs.org/ntsb/CEN14FA434.md): Piper PA 32-300 · Ardmore, OK · Accident · 1 fatal · Field investigation · Final report · Aug 16, 2014 · N4125W · Substantial damage
  > The partial loss of engine power for reasons that could not be determined because thermal damage to the engine prevented a complete examination.
- [NTSB ERA14LA389](https://openairdocs.org/ntsb/ERA14LA389.md): Cessna T206H · Wiggins, MS · Accident · Minor injuries · Limited investigation · Final report · Aug 14, 2014 · N1229M · Substantial damage
  > A loosening of the engine throttle cable from its support clamp during flight, which resulted in a loss of throttle control.
- [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 WPR14LA338](https://openairdocs.org/ntsb/WPR14LA338.md): Nelson RV 3M · North Plains, OR · Accident · No injuries · Class 3 · Limited · Final report · Aug 10, 2014 · N43AZ · Substantial damage
  > A partial loss of engine power for undetermined reasons which resulted in a landing gear collapse during the precautionary landing to a field.
- [NTSB WPR14LA337](https://openairdocs.org/ntsb/WPR14LA337.md): Ryan Navion · Fresno, CA · Accident · No injuries · Limited investigation · Final report · Aug 10, 2014 · N4533K · Substantial damage
  > A partial loss of engine power for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR14LA336](https://openairdocs.org/ntsb/WPR14LA336.md): Piper PA 32R-300 · West Jordan, UT · Accident · Serious injuries · Limited investigation · Final report · Aug 10, 2014 · N4646F · Destroyed
  > A partial loss of engine power during initial climb for reasons that could not be determined due to the severity of the damage to the engine.
- [NTSB WPR14LA335](https://openairdocs.org/ntsb/WPR14LA335.md): Cessna 180A · Salmon, ID · Accident · No injuries · Limited investigation · Final report · Aug 10, 2014 · N7784A · 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 ERA14LA382](https://openairdocs.org/ntsb/ERA14LA382.md): Jackson Jeremiah D Vans RV6A · West Palm Beach, FL · Accident · Minor injuries · Limited investigation · Final report · Aug 10, 2014 · N214MJ · Substantial damage
  > The pilot’s excessive landing speed, which resulted in a runway excursion and noseover. Contributing to the accident was a partial loss of engine power during an attempted go-around for reasons that could not be determined because no anomalies were identified…
- [NTSB CEN14LA412](https://openairdocs.org/ntsb/CEN14LA412.md): Enstrom F 28F · Tomah, WI · Accident · Serious injuries · Limited investigation · Final report · Aug 7, 2014 · N213BL · Substantial damage
  > A loss of engine power due to the malfunction of the No. 4 cylinder intake valve.
- [NTSB ERA14CA375](https://openairdocs.org/ntsb/ERA14CA375.md): Cessna 172N · Valkaria, FL · Accident · Minor injuries · Data collection · Final report · Aug 6, 2014 · N9400E · Substantial damage
  > The pilot's misjudgment of speed and distance on final approach during a precautionary landing, resulting in a touchdown off the departure end of the runway and collision with terrain. A factor in the accident was a partial loss of engine power for reasons…
- [NTSB CEN14LA408](https://openairdocs.org/ntsb/CEN14LA408.md): Raytheon B36TC · Decatur, IL · Accident · No injuries · Limited investigation · Final report · Aug 6, 2014 · N1069T · Substantial damage
  > Debris in the fuel system, which resulted in fuel starvation and a subsequent loss of engine power.
- [NTSB CEN14FA400](https://openairdocs.org/ntsb/CEN14FA400.md): Larry Ketterling FEW P-51 Mustang · Lisbon, ND · Accident · 1 fatal · Field investigation · Final report · Aug 1, 2014 · N116LK · Destroyed
  > The partial loss of engine power for a reason that could not be determined because of extensive impact and postcrash fire damage, and the pilot's failure to maintain adequate airspeed, which resulted in the airplane's wing exceeding its critical…
- [NTSB WPR14LA315](https://openairdocs.org/ntsb/WPR14LA315.md): Ercoupe 415 C · Susanville, CA · Accident · Minor injuries · Limited investigation · Final report · Jul 27, 2014 · N2013H · Substantial damage
  > The pilot’s failure to follow the checklist while starting the engine and to lock the engine primer plunger, which resulted in the partial loss of engine power during cruise flight in high density altitude conditions.

Next page: https://openairdocs.org/ntsb-events/342/sequence.md?year=2014&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") = 2014
  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=2014

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