# NTSB investigations, 2012: 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 · 124 cases

## Latest cases

- [NTSB CEN13LA119](https://openairdocs.org/ntsb/CEN13LA119.md): Bell 407 · Big Lake, TX · Accident · No injuries · Limited investigation · Final report · Dec 29, 2012 · N534MT · Substantial damage
  > The loss of engine power due to the fatigue failure of the outer combustion case at the fuel nozzle port. Contributing to the accident was the operator’s failure to conduct the recommended routine inspections of the outer combustion case.
- [NTSB ERA13FA082](https://openairdocs.org/ntsb/ERA13FA082.md): Cessna 421C · Lake Worth, FL · Accident · 1 fatal · Field investigation · Final report · Dec 8, 2012 · N297DB · Substantial damage
  > The pilot's failure to follow established engine-out procedures and to maintain a proper airspeed after the total loss of engine power on one of the airplane’s two engines during the initial climb. Contributing to the accident was the total loss of engine…
- [NTSB CEN13LA095](https://openairdocs.org/ntsb/CEN13LA095.md): Mooney M20E · Gurdon, AR · Accident · No injuries · Limited investigation · Final report · Dec 5, 2012 · N9493V · Substantial damage
  > The total loss of engine power for reasons that could not be determined because no mechanical engine malfunctions were identified and because the actual fuel load and distribution at the time of the accident could not be determined.
- [NTSB ERA13LA072](https://openairdocs.org/ntsb/ERA13LA072.md): Hansen David Daniel RV-4 · Carthage, NC · Accident · Serious injuries · Limited investigation · Final report · Dec 1, 2012 · N416DH · Substantial damage
  > A partial loss of engine power for reasons that could not be determined because postaccident examinations of the engine and fuel system revealed no anomalies that would have precluded normal operation. Contributing to the severity of the accident was the…
- [NTSB CEN13LA068](https://openairdocs.org/ntsb/CEN13LA068.md): Boeing A75L3 · San Antonio, TX · Accident · Minor injuries · Limited investigation · Final report · Nov 20, 2012 · N56226 · Substantial damage
  > A partial loss of engine power during takeoff, likely due to the accumulation of carburetor ice.
- [NTSB WPR13LA045](https://openairdocs.org/ntsb/WPR13LA045.md): Piper PA-32 · Obyan · Accident · 1 fatal · Limited investigation · Final report · Nov 18, 2012 · N4267R · Substantial damage
  > A partial loss of engine power shortly after takeoff for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation and the pilot’s failure to maintain airplane control during…
- [NTSB ERA13LA056](https://openairdocs.org/ntsb/ERA13LA056.md): Piper PA-18-150 · Canton, GA · Accident · No injuries · Limited investigation · Final report · Nov 13, 2012 · N9764P · Substantial damage
  > A partial loss of engine power due to carburetor icing, which the pilot could not correct by applying carburetor heat because the movement of the carburetor heat control arm was restricted.
- [NTSB CEN13LA056](https://openairdocs.org/ntsb/CEN13LA056.md): Cessna 210L · La Grange, TX · Accident · Minor injuries · Limited investigation · Final report · Nov 9, 2012 · N732BL · Substantial damage
  > The total loss of engine power due to the loss of oil to the engine. Contributing to the accident was maintenance personnel’s improper installation of the engine oil filter adaptor, which resulted in the loss of oil to the engine.
- [NTSB WPR13LA035](https://openairdocs.org/ntsb/WPR13LA035.md): Cessna 172M · Modesto, CA · Accident · Minor injuries · Limited investigation · Final report · Nov 6, 2012 · N21391 · Substantial damage
  > Failure of the throttle control cable during maneuvering flight, which resulted in a partial loss of engine power.
- [NTSB CEN13FA030](https://openairdocs.org/ntsb/CEN13FA030.md): Piper PA-28-140 · Maryland Heights, MO · Accident · 2 fatal · Field investigation · Final report · Oct 25, 2012 · N55620 · Substantial damage
  > The pilot’s failure to activate the carburetor heat while operating in conditions conducive to carburetor icing, which resulted in a loss of engine power due to carburetor ice.
- [NTSB ERA13LA034](https://openairdocs.org/ntsb/ERA13LA034.md): Cessna 150H · Mansfield, MA · Accident · No injuries · Limited investigation · Final report · Oct 21, 2012 · N7250S · Substantial damage
  > The pilots’ failure to apply carburetor heat during takeoff, which resulted in a partial loss of engine power due to the formation of carburetor ice.
- [NTSB ERA13LA024](https://openairdocs.org/ntsb/ERA13LA024.md): Cashmer Philip M Sonex · Crossville, TN · Accident · Serious injuries · Limited investigation · Final report · Oct 16, 2012 · N198PC · Substantial damage
  > The pilot’s failure to maintain control of the airplane, which resulted in a low-altitude aerodynamic stall/spin. Contributing to the accident was a loss of engine power for reasons that could not be determined during postaccident examination and the pilot’s…
- [NTSB ERA13LA025](https://openairdocs.org/ntsb/ERA13LA025.md): Piper PA-28-140 · Allentown, PA · Accident · No injuries · Limited investigation · Final report · Oct 12, 2012 · N15037 · Substantial damage
  > The operator's failure to perform magneto inspections per the manufacturer's recommendations and failure to comply with the engine manufacturer's recommended time interval for engine overhaul, which resulted in defects in the magnetos going undetected and the…
- [NTSB ERA13WA108](https://openairdocs.org/ntsb/ERA13WA108.md): Sikorsky S61 · Carauari, Brazil · Incident · No injuries · Foreign investigation · Oct 10, 2012 · PR-HRU · No damage
  > On October 10, 2012, at 1630 Coordinated Universal Time (UTC), a Sikorsky S-61, Brazilian registration PR-HRU, experienced a loss of power in the number one engine and performed a single-engine landing to Carauari Airport, Carauari Municipality, Brazil. The…
- [NTSB ERA13LA013](https://openairdocs.org/ntsb/ERA13LA013.md): Beaudry Phillip Aventura II · Minneola, FL · Accident · Serious injuries · Limited investigation · Final report · Oct 6, 2012 · N4401P · 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 ERA13CA010](https://openairdocs.org/ntsb/ERA13CA010.md): Moulton Howard Wells ULTRA-PUP · Lyman, ME · Accident · Minor injuries · Data collection · Final report · Oct 6, 2012 · N3073X · Substantial damage
  > The accumulation of ice in the automotive engine’s carburetor, which resulted in a loss of engine power.
- [NTSB DCA13WA174](https://openairdocs.org/ntsb/DCA13WA174.md): Cessna 210 - N · Outjo, Namibia · Incident · No injuries · Foreign investigation · Oct 6, 2012 · V5-YUL · No damage
  > On October 6, 2012 about 1400 UTC, V5-YUL, Cessna 210N, had a partial loss of engine power followed by a precautionary landing near Outjo, Namibia. Visual meteorological conditions existed at the time. None of the 4 occupans were injured. The airplane was not…
- [NTSB ERA12LA589](https://openairdocs.org/ntsb/ERA12LA589.md): Cessna 421B · Selma, AL · Accident · No injuries · Limited investigation · Final report · Sep 29, 2012 · N1537T · Substantial damage
  > The pilot’s improper fuel management, which resulted in a total loss of engine power on the right engine and a partial loss of engine power on the left engine due to fuel starvation.
- [NTSB CEN12LA661](https://openairdocs.org/ntsb/CEN12LA661.md): Lake LA4 · Kenosha, WI · Accident · No injuries · Limited investigation · Final report · Sep 27, 2012 · N1127L · Substantial damage
  > The loss of engine power for reasons that could not be determined because examination and test run of the engine did not reveal any anomalies that would have precluded normal operation.
- [NTSB ERA12LA571](https://openairdocs.org/ntsb/ERA12LA571.md): Beagle B206 Series 2 · Perry, FL · Accident · No injuries · Limited investigation · Final report · Sep 21, 2012 · N26GW · Substantial damage
  > The pilot’s improper in-flight fuel management, which resulted in fuel starvation and the right engine’s complete loss of power. Contributing to the accident was the pilot’s improper configuration of the airplane following the loss of engine power.
- [NTSB WPR12LA411](https://openairdocs.org/ntsb/WPR12LA411.md): Cessna A185F · Cambria, CA · Accident · No injuries · Limited investigation · Final report · Sep 9, 2012 · N80SS · Substantial damage
  > A partial loss of engine power during cruise flight for reasons that could not be determined because the airplane sank in the ocean and was not recovered.
- [NTSB CEN12LA623](https://openairdocs.org/ntsb/CEN12LA623.md): Piper PA-28RT-201 · Gilmer, TX · Accident · No injuries · Limited investigation · Final report · Sep 9, 2012 · N2878V · Substantial damage
  > The partial loss of engine power due to the loss of cylinder compression. The loss of cylinder compression was the result of the No. 3 piston ring failure due to excessive heat because of the lean fuel mixture from a partially clogged fuel nozzle.
- [NTSB CEN12FA616](https://openairdocs.org/ntsb/CEN12FA616.md): Piper J3C-65 · Kingsland, TX · Accident · 1 fatal · Field investigation · Final report · Sep 8, 2012 · N70108 · Substantial damage
  > The pilot’s failure to maintain adequate airspeed following a partial loss of engine power resulting from an engine intake valve that became stuck open. Contributing to the accident was the pilot’s decision to operate the airplane when a required maintenance…
- [NTSB CEN12LA622](https://openairdocs.org/ntsb/CEN12LA622.md): Piper PA-25-235 · Jasper, MO · Accident · No injuries · Limited investigation · Final report · Sep 6, 2012 · N7655Z · Substantial damage
  > The total loss of engine power due to separation of a carburetor air box support bracket and subsequent airflow obstruction to the carburetor.
- [NTSB CEN12LA609](https://openairdocs.org/ntsb/CEN12LA609.md): Cessna 175B · Hamilton, TX · Accident · No injuries · Limited investigation · Final report · Sep 5, 2012 · N8260T · Substantial damage
  > The partial loss of engine power due to an exhaust valve that was stuck in the open position.
- [NTSB ANC12LA096](https://openairdocs.org/ntsb/ANC12LA096.md): Taylorcraft F21 · Willow, AK · Accident · Serious injuries · Limited investigation · Final report · Sep 3, 2012 · N2005E · Substantial damage
  > The pilot’s failure to maintain control of the airplane after a loss of engine power during takeoff due to carburetor ice.
- [NTSB CEN12FA601](https://openairdocs.org/ntsb/CEN12FA601.md): Aeronca 7AC · Brighton, MI · Accident · 1 fatal · Field investigation · Final report · Sep 1, 2012 · N82383 · Substantial damage
  > The pilot’s failure to maintain airspeed following a partial loss of engine power for reasons that could not be determined during postaccident examination, which resulted in an aerodynamic stall and loss of airplane control. Contributing to the severity of…
- [NTSB ERA12LA539](https://openairdocs.org/ntsb/ERA12LA539.md): Cessna 172M · Canadensis, PA · Accident · No injuries · Limited investigation · Final report · Aug 31, 2012 · N391R · Substantial damage
  > The pilot’s failure to attain a proper glidepath.
- [NTSB WPR12FA369](https://openairdocs.org/ntsb/WPR12FA369.md): Piper PA-32-301T · South Lake Tahoe, CA · Accident · 5 fatal · Field investigation · Final report · Aug 26, 2012 · N588ET · Substantial damage
  > A partial loss of engine power for reasons that could not be determined because examinations revealed no evidence of mechanical anomalies with the airframe or engine that would have precluded normal operation and the pilots’ decision to continue the departure…
- [NTSB CEN12LA580](https://openairdocs.org/ntsb/CEN12LA580.md): Cessna 140 · Spearfish, SD · Accident · No injuries · Limited investigation · Final report · Aug 25, 2012 · N140XX · Substantial damage
  > The partial loss of engine power due to debris lodged beneath the throttle body of the carburetor venturi.
- [NTSB ERA12LA525](https://openairdocs.org/ntsb/ERA12LA525.md): Cessna 152 · Ormond Beach, FL · Accident · No injuries · Limited investigation · Final report · Aug 24, 2012 · N24264 · Substantial damage
  > The pilot's improper decision to take off again after a successful abort due to diminished airplane climb performance. Contributing to the accident was carburetor icing during the taxi, which resulted in the loss of engine performance.
- [NTSB ERA12LA522](https://openairdocs.org/ntsb/ERA12LA522.md): Piper PA-28RT-201T · Hernando Beach, FL · Accident · No injuries · Limited investigation · Final report · Aug 22, 2012 · N2970G · Substantial damage
  > A partial loss of engine power due to a blockage of the No. 6 cylinder fuel injector nozzle.
- [NTSB ERA12FA514](https://openairdocs.org/ntsb/ERA12FA514.md): Socata TB 10 · Shirley, NY · Accident · 2 fatal · Field investigation · Final report · Aug 19, 2012 · N5542Z · Substantial damage
  > The pilot/owner's operation of the airplane with known deficiencies, and the mechanic's failure to reattach the mixture control cable to the mixture control arm following maintenance of the carburetor.
- [NTSB CEN12LA577](https://openairdocs.org/ntsb/CEN12LA577.md): Jones Kitfox III · Rockford, IL · Accident · No injuries · Limited investigation · Final report · Aug 19, 2012 · N942EJ · Substantial damage
  > The pilot's improper installation of a spark plug, which led to a partial loss of engine power after takeoff and the resultant forced landing.
- [NTSB ERA12FA513](https://openairdocs.org/ntsb/ERA12FA513.md): Mcleod Alan FW-190 1/2 Scale · Columbus, GA · Accident · 1 fatal · Field investigation · Final report · Aug 18, 2012 · N149AM · Substantial damage
  > The pilot’s failure to maintain airspeed while maneuvering following a partial loss of engine power. Contributing to the accident was the pilot’s decision not to land on the remaining runway ahead, and the partial loss of engine power due to carburetor ice.
- [NTSB WPR12LA414](https://openairdocs.org/ntsb/WPR12LA414.md): Cessna T210N · Bakersfield, CA · Accident · No injuries · Limited investigation · Final report · Aug 17, 2012 · N6493N · Substantial damage
  > A partial loss of engine power during the initial climb due to an in-flight fire of undetermined origin.
- [NTSB CEN12CA599](https://openairdocs.org/ntsb/CEN12CA599.md): Cessna 152 · Rockford, IL · Accident · No injuries · Data collection · Final report · Aug 17, 2012 · N152BA · Substantial damage
  > A partial loss of engine power for reasons that could not be determined because postaccident examination of the engine revealed no anomalies.
- [NTSB ERA12TA542](https://openairdocs.org/ntsb/ERA12TA542.md): Ridge Lowell H Jabiru J230 · Otter Lake, NY · Accident · No injuries · Final report · Aug 16, 2012 · N365R · Substantial damage
  > A failure of an engine cylinder exhaust valve due to the buildup of lead deposits on the valve stem and fatigue cracking of the valve stem, resulting in a total loss of engine power, and the loss of the propeller. Contributing to the accident was the lack of…
- [NTSB WPR12LA356](https://openairdocs.org/ntsb/WPR12LA356.md): Rockwell S2R · Royal City, WA · Accident · Minor injuries · Limited investigation · Final report · Aug 14, 2012 · N8468V · Substantial damage
  > The loss of engine power due to the separation of the No. 2 cylinder exhaust rocker boss housing, which prevented the exhaust valve from opening.
- [NTSB DCA12WA160](https://openairdocs.org/ntsb/DCA12WA160.md): BAE BAE146 - 199 · Gaborone, Botswana · Incident · No injuries · Foreign investigation · Aug 11, 2012 · A2-ABF · Minor damage
  > On August 11, 2012 about 1136 UTC, A2-ABF, British Aerospace BAe 146-199, a scheduled commerical flight, operated by Air Botswana, after a loss of power in the no. 2 engine, aborted takeoff at Sir Seretse Khama International Airport, Gaborone, Botswana. There…
- [NTSB CEN12LA637](https://openairdocs.org/ntsb/CEN12LA637.md): Sackman Sackman Special · Ste. Genevieve, MO · Accident · No injuries · Limited investigation · Final report · Aug 11, 2012 · N4760R · Substantial damage
  > The loss of engine power during a low level maneuver due to oil starvation for reasons that could not be determined during postaccident examination.
- [NTSB CEN12LA530](https://openairdocs.org/ntsb/CEN12LA530.md): Williams John T-51 Mustang · Oshkosh, WI · Accident · Serious injuries · Limited investigation · Final report · Aug 7, 2012 · N151TA · Substantial damage
  > The separation of an engine cooling hose from the radiator.
- [NTSB CEN12LA524](https://openairdocs.org/ntsb/CEN12LA524.md): Cessna 177B · Carthage, TX · Accident · No injuries · Limited investigation · Final report · Aug 7, 2012 · N17201 · Substantial damage
  > The loss of engine power during a low-level aerial observation flight as the result of the wearing of the rocker arm tip due to a thin carburized case layer, which resulted in a forced landing.
- [NTSB ERA12LA507](https://openairdocs.org/ntsb/ERA12LA507.md): Aeronca 7AC · Clifford, PA · Accident · No injuries · Limited investigation · Final report · Aug 6, 2012 · N83826 · Substantial damage
  > 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 CEN12LA514](https://openairdocs.org/ntsb/CEN12LA514.md): Weatherly 620B · Holcomb, KS · Accident · Minor injuries · Limited investigation · Final report · Aug 3, 2012 · N2008S · Substantial damage
  > The pilot's failure to use carburetor heat while operating in conditions conducive to carburetor icing, which resulted in a partial loss of engine power shortly after takeoff.
- [NTSB CEN12LA515](https://openairdocs.org/ntsb/CEN12LA515.md): Beech E-55 · Houston, TX · Accident · No injuries · Limited investigation · Final report · Aug 2, 2012 · N3644A · Substantial damage
  > A damaged ignition harness, which resulted in a partial loss of engine power.
- [NTSB ERA12FA491](https://openairdocs.org/ntsb/ERA12FA491.md): Silvaire Luscombe 8A · St. Petersburg, FL · Accident · 1 fatal · Field investigation · Final report · Aug 1, 2012 · N2761K · Substantial damage
  > The flight instructor’s and the pilot’s failure to maintain airspeed after a partial loss of engine power after takeoff for reasons that could not be determined during postaccident examination, which resulted in an aerodynamic stall and loss of airplane…
- [NTSB CEN12LA513](https://openairdocs.org/ntsb/CEN12LA513.md): Grumman Acft ENG Cor G-164A · La Salle, CO · Accident · Minor injuries · Limited investigation · Final report · Aug 1, 2012 · N9822 · Substantial damage
  > The loss of engine power due to the detached distributor rotor.
- [NTSB WPR12LA329](https://openairdocs.org/ntsb/WPR12LA329.md): Interplane Skyboy EX · Sandy, OR · Accident · No injuries · Limited investigation · Final report · Jul 28, 2012 · N582YB · Substantial damage
  > A partial loss of engine power during takeoff due to carburetor icing. Contributing to the accident was the lack of a carburetor heat system installed on the airplane.
- [NTSB ERA12LA503](https://openairdocs.org/ntsb/ERA12LA503.md): Beech 95-A55 · Homerville, GA · Accident · No injuries · Limited investigation · Final report · Jul 27, 2012 · N1572S · Substantial damage
  > The loss of engine power due to debris within the engine-driven fuel pump.

Next page: https://openairdocs.org/ntsb-events/342/sequence.md?year=2012&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") = 2012
  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=2012

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