# NTSB investigations, 2016: 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 · 108 cases

## Latest cases

- [NTSB WPR17LA050](https://openairdocs.org/ntsb/WPR17LA050.md): Diamond Aircraft Ind DA 40 NG · Kingman, AZ · Accident · No injuries · Class 3 · Limited · Final report · Dec 29, 2016 · N605SJ · Substantial damage
  > The loss of engine oil pressure during cruise flight, which resulted in partial loss of engine power and necessitated a forced landing. The loss of oil pressure was the result of a failed engine piston, likely initiated by foreign object damage, which…
- [NTSB WPR17LA042](https://openairdocs.org/ntsb/WPR17LA042.md): Air Tractor AT 602 · Willows, CA · Accident · No injuries · Limited investigation · Final report · Dec 27, 2016 · N602L · Substantial damage
  > The decision of the maintenance facility mechanic to conduct maintenance without reference to the applicable manufacturer’s guidance, which resulted in the improper reassembly and subsequent failure of the engine compressor bleed valve, which in turn…
- [NTSB ERA17FA072](https://openairdocs.org/ntsb/ERA17FA072.md): Piper PA28 · Middlebury, VT · Accident · 1 fatal · Field investigation · Final report · Dec 23, 2016 · N31202 · Substantial damage
  > The pilot's improper decision to return to the airport following a partial or complete loss of engine power during takeoff initial climb and his failure to maintain sufficient airspeed while maneuvering, which resulted in exceedance of the critical angle of…
- [NTSB CEN17LA065](https://openairdocs.org/ntsb/CEN17LA065.md): Lueck Kitfox 7 · Cody, WY · Accident · No injuries · Limited investigation · Final report · Dec 23, 2016 · N320RJ · Substantial damage
  > Improper maintenance of the fuel pressure regulator, which resulted in an excessive fuel and airbox pressure differential and subsequent loss of engine power.
- [NTSB ERA17LA067](https://openairdocs.org/ntsb/ERA17LA067.md): Mathias Linda B Lightning · Franklin, VA · Accident · Serious injuries · Limited investigation · Final report · Dec 10, 2016 · N59JL · Substantial damage
  > A partial loss of engine power due to pre-ignition damage to the No. 2 cylinder piston and the pilot's exceedance of the airplane's critical angle of attack while maneuvering in the airport traffic pattern, which resulted in an aerodynamic stall.
- [NTSB ERA17WA080](https://openairdocs.org/ntsb/ERA17WA080.md): Neiva EMB-721D · Manaus, Brazil · Accident · 6 fatal · Foreign investigation · Dec 7, 2016 · PT-REI · Destroyed
  > On December 7, 2016, about 1150 UTC, an Industria Aeronautica Neiva S/A EMB 721D, Brazilian registration PT-REI, registered to and operated by a foreign individual, collided with trees then terrain shortly after takeoff. Visual meteorological conditions…
- [NTSB WPR17FA024](https://openairdocs.org/ntsb/WPR17FA024.md): Piper PA 31T · Elko, NV · Accident · 4 fatal · Field investigation · Final report · Nov 19, 2016 · N779MF · Destroyed
  > A loss of engine power to the left engine for reasons that could not be determined due to the extensive fire and impact damage to the airplane.
- [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 GAA17LA090](https://openairdocs.org/ntsb/GAA17LA090.md): Piper PA28R · Watertown, WI · Accident · No injuries · Limited investigation · Final report · Nov 5, 2016 · N300KR · Substantial damage
  > The pilot’s failure to attain a proper glidepath on approach for landing, which resulted in impact with trees. Contributing to the accident was a partial, temporary loss of engine power for reasons that could not be determined because postaccident examination…
- [NTSB ERA17LA037](https://openairdocs.org/ntsb/ERA17LA037.md): Aviat A 1B · Geneva, FL · Accident · No injuries · Limited investigation · Final report · Nov 2, 2016 · N54HY · Substantial damage
  > A partial loss of engine power due to debris in the No. 1 cylinder that damaged the spark plugs.
- [NTSB CEN17LA099](https://openairdocs.org/ntsb/CEN17LA099.md): Robinson R22 Beta · Asherton, TX · Accident · No injuries · Limited investigation · Final report · Oct 28, 2016 · N522KC · Substantial damage
  > The partial loss of engine power due to the failure of the magneto's internal timing during low-altitude maneuvering.
- [NTSB WPR17LA009](https://openairdocs.org/ntsb/WPR17LA009.md): Gray Jim Robert Exec 90 · Caldwell, ID · Accident · No injuries · Limited investigation · Final report · Oct 19, 2016 · N716JB · Substantial damage
  > The pilot's failure to properly tighten the tension bolts during the installation of the alternator belt, which resulted in inadequate voltage to sustain ignition and the subsequent partial loss of engine power.
- [NTSB ERA17LA024](https://openairdocs.org/ntsb/ERA17LA024.md): Cessna 172 · Cedar Key, FL · Accident · Minor injuries · Limited investigation · Final report · Oct 19, 2016 · N1827Y · Substantial damage
  > A partial loss of engine power due to a stuck exhaust valve and the noncertificated pilot's inadequate preflight planning, which resulted in the airplane being overloaded, both of which led to the airplane's inability to attain a positive climb rate.…
- [NTSB ERA17LA023](https://openairdocs.org/ntsb/ERA17LA023.md): Ercoupe 415 · Lindenwold, NJ · Accident · Serious injuries · Limited investigation · Final report · Oct 19, 2016 · N415WE · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available information.
- [NTSB ERA17LA020](https://openairdocs.org/ntsb/ERA17LA020.md): Taylorcraft BC12 D · Vaughn, GA · Accident · Minor injuries · Limited investigation · Final report · Oct 17, 2016 · N94919 · Substantial damage
  > A total loss of engine power for reasons that could not be determined because postaccident examination of the airplane and engine did not reveal any evidence of preimpact malfunctions or failures that would have precluded normal operation.
- [NTSB ERA17LA015](https://openairdocs.org/ntsb/ERA17LA015.md): Cessna 150 · Stockbridge, GA · Accident · Serious injuries · Limited investigation · Final report · Oct 16, 2016 · N7948F · Substantial damage
  > A partial loss of engine power due to a stuck exhaust valve and the pilot's exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall.
- [NTSB CEN17LA018](https://openairdocs.org/ntsb/CEN17LA018.md): Piper PA 18-150 · Jasper, TX · Accident · Minor injuries · Limited investigation · Final report · Oct 15, 2016 · N9473D · Substantial damage
  > A partial loss of engine power for reasons that could not be determined, because an examination of the airplane did not identify a specific reason for the loss of engine power.
- [NTSB WPR17LA004](https://openairdocs.org/ntsb/WPR17LA004.md): Rockwell International 112A · Phoenix, AZ · Accident · Serious injuries · Class 3 · Limited · Final report · Oct 12, 2016 · N509CA · Substantial damage
  > A catastrophic engine failure due to lack of lubrication due to the absence of 2 piston cooling nozzles that backed out of their respective threaded bores, which resulted in a forced landing on unsuitable terrain.
- [NTSB WPR17LA003](https://openairdocs.org/ntsb/WPR17LA003.md): Melborn Joe B Kolb Sport 600 · Roberts, ID · Accident · Minor injuries · Limited investigation · Final report · Oct 9, 2016 · N914NK · Substantial damage
  > A total loss of engine power for reasons that could not be determined based on the available information.
- [NTSB ERA17LA019](https://openairdocs.org/ntsb/ERA17LA019.md): Cessna 182 · Toone, TN · Accident · No injuries · Limited investigation · Final report · Oct 9, 2016 · N65903 · Substantial damage
  > A stuck No. 3 cylinder exhaust valve, which resulted in failure of the cylinder's valvetrain components, breach of the cylinder's rocker box cover, and partial loss of engine power due to oil starvation.
- [NTSB CEN17LA015](https://openairdocs.org/ntsb/CEN17LA015.md): Milholland Kelly D · Livingston, TX · Accident · No injuries · Limited investigation · Final report · Oct 7, 2016 · N522LM · Substantial damage
  > A total loss of engine power for reasons that could not be determined based on the available information.
- [NTSB ERA17LA007](https://openairdocs.org/ntsb/ERA17LA007.md): James Bruton Flying Flea · Plymouth, CT · Accident · Serious injuries · Limited investigation · Final report · Oct 6, 2016 · N83165 · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available information.
- [NTSB CEN17LA006](https://openairdocs.org/ntsb/CEN17LA006.md): Cessna 172K · Wilmot, WI · Accident · No injuries · Limited investigation · Final report · Oct 4, 2016 · N46377 · Substantial damage
  > A failure of the No. 1 piston pin plug due to corrosion in the cylinder barrel, which resulted in oil contamination, oil starvation to the crankshaft connecting rod bearings, and a subsequent partial loss of engine power.
- [NTSB CEN17LA011](https://openairdocs.org/ntsb/CEN17LA011.md): Fokker DR-1 · Fulshear, TX · Accident · No injuries · Limited investigation · Final report · Oct 3, 2016 · N83WR · Substantial damage
  > A partial loss of engine power due to the improper assembly of the mechanical fuel pump.
- [NTSB ERA16LA331](https://openairdocs.org/ntsb/ERA16LA331.md): Piper PA32RT · Camden, SC · Accident · Minor injuries · Limited investigation · Final report · Sep 30, 2016 · N39686 · Substantial damage
  > A total loss of engine power due to the improper torqueing of the magneto, which led it to its malfunctioning in flight.
- [NTSB CEN16LA394](https://openairdocs.org/ntsb/CEN16LA394.md): Piper PA 22-108 · Pearland, TX · Accident · Serious injuries · Limited investigation · Final report · Sep 24, 2016 · N4920Z · Substantial damage
  > A partial loss of engine power during takeoff for reasons that could not be determined based on the available information following a thorough postaccident examination.
- [NTSB CEN16LA387](https://openairdocs.org/ntsb/CEN16LA387.md): Pahnke Vernon A Vans RV 9A · Newark, IL · Accident · Minor injuries · Limited investigation · Final report · Sep 22, 2016 · N699RV · Substantial damage
  > The pilot's failure to properly assemble the fuel pump, which resulted in the loss of fuel pressure and the subsequent partial loss of engine power.
- [NTSB ERA16LA319](https://openairdocs.org/ntsb/ERA16LA319.md): Grumman G164 · Chestertown, MD · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 18, 2016 · N75EP · Substantial damage
  > Loss of engine power due to a failure of the No. 3 cylinder head, which resulted in a forced landing and collision with ground equipment.
- [NTSB CEN16LA369](https://openairdocs.org/ntsb/CEN16LA369.md): Stinson V77 · Jordan, MN · Accident · No injuries · Limited investigation · Final report · Sep 14, 2016 · N715FB · Substantial damage
  > A partial loss of engine power due to carburetor icing.
- [NTSB DCA16WA241](https://openairdocs.org/ntsb/DCA16WA241.md): Cessna 152 · Nairobi, Kenya · Accident · No injuries · Foreign investigation · Sep 12, 2016 · 5Y-NNC · Substantial damage
  > The Kenya Air Accident Investigation Division (AAID) has notified the NTSB of an accident involving a Cessna 152 airplane that occurred on September 12, 2016. The NTSB has appointed a U.S. Accredited Representative to assist the AAID investigation under the…
- [NTSB CEN16LA349](https://openairdocs.org/ntsb/CEN16LA349.md): Piper PA 28-180 · Cuba, NM · Accident · No injuries · Limited investigation · Final report · Sep 4, 2016 · N9241J · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on available information.
- [NTSB CEN16LA363](https://openairdocs.org/ntsb/CEN16LA363.md): CGS Hawk Aero II · Holland, MI · Accident · Serious injuries · Limited investigation · Final report · Sep 3, 2016 · N4513S · Destroyed
  > The improper installation of quick release connectors in the fuel lines, which was not in accordance with the engine manufacturer's maintenance instructions and allowed air to be introduced into the fuel system and resulted in a partial loss of engine power.…
- [NTSB CEN16LA355](https://openairdocs.org/ntsb/CEN16LA355.md): Republic RC3 · Post Oak, MO · Accident · Serious injuries · Limited investigation · Final report · Aug 30, 2016 · N6490K · Substantial damage
  > A partial loss of engine power due to low cylinder compression. Contributing to the loss of engine power was rust formation in the cylinders due to inactivity.
- [NTSB CEN16LA334](https://openairdocs.org/ntsb/CEN16LA334.md): Piper PA 25-235 · Bushton, KS · Accident · Serious injuries · Limited investigation · Final report · Aug 25, 2016 · N4963Y · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available information.
- [NTSB ERA16LA300](https://openairdocs.org/ntsb/ERA16LA300.md): Cessna 150 · Littleton, MA · Accident · No injuries · Limited investigation · Final report · Aug 19, 2016 · N9230U · Substantial damage
  > A total loss of engine power during descent for reasons that could not be determined because postaccident examination of the airframe and engine revealed no anomalies that would have precluded normal operation.
- [NTSB CEN16LA320](https://openairdocs.org/ntsb/CEN16LA320.md): Cirrus Design SR20 · Des Moines, IA · Accident · Minor injuries · Limited investigation · Final report · Aug 13, 2016 · N314BF · Destroyed
  > The two separations in the induction system due to improper installation and/or maintenance, which resulted in a partial loss of engine power during initial climb.
- [NTSB CEN16WA340](https://openairdocs.org/ntsb/CEN16WA340.md): Quad City Challenger II · Amos, Canada · Accident · 1 fatal · Foreign investigation · Aug 9, 2016 · C-IIJW · Destroyed
  > On August 9, 2016, at 1530 UTC, a Quad City Challenger II (S/N CH2-0903-2368), C-IIJW, impacted terrain near the runway end at Amos/Magny Airport (CYEY), Amos, Quebec, Canada. The aircraft was destroyed and sole occupant on board was fatally injured. The…
- [NTSB ANC16CA056](https://openairdocs.org/ntsb/ANC16CA056.md): Brian Turner Northern Explorer · Chickaloon, AK · Accident · No injuries · Data collection · Final report · Aug 8, 2016 · N907BT · Substantial damage
  > A partial loss of engine power due to carburetor icing, which resulted from the pilot’s failure to use carburetor heat.
- [NTSB ERA16LA281](https://openairdocs.org/ntsb/ERA16LA281.md): Vans RV4 · Shelbyville, KY · Accident · Serious injuries · Limited investigation · Final report · Aug 7, 2016 · N924WZ · Substantial damage
  > The partial loss of engine power due to carburetor icing. Contributing to the accident was the pilot’s failure to effectively use carburetor heat.
- [NTSB ERA16LA280](https://openairdocs.org/ntsb/ERA16LA280.md): Piper PA 28R-201 · Northampton, MA · Accident · No injuries · Limited investigation · Final report · Aug 6, 2016 · N3783M · Substantial damage
  > The failure of the alternate air valve plate hinge pin, which caused the alternate air valve plate to lodge in the fuel servo assembly, which resulted in a restriction of air to the fuel servo assembly, a loss of engine power, and an off-airport emergency…
- [NTSB CEN16LA311](https://openairdocs.org/ntsb/CEN16LA311.md): Cessna 180 · Cardington, OH · Accident · Minor injuries · Limited investigation · Final report · Aug 6, 2016 · N2601Y · Destroyed
  > The partial loss of engine power due to carburetor icing during an attempted go-around.
- [NTSB CEN16LA313](https://openairdocs.org/ntsb/CEN16LA313.md): Liming Louis L HPL 1 High Wing Para · Mt. Orab, OH · Accident · No injuries · Limited investigation · Final report · Aug 4, 2016 · N9095U · Substantial damage
  > A partial loss of engine power due to a missing throttle cable fastener.
- [NTSB CEN16LA302](https://openairdocs.org/ntsb/CEN16LA302.md): Sonex Waiex · Fond du Lac, WI · Accident · Serious injuries · Limited investigation · Final report · Aug 3, 2016 · N12YX · Substantial damage
  > A partial loss of engine for reasons that could not be determined during an examination of the engine.
- [NTSB WPR16LA159](https://openairdocs.org/ntsb/WPR16LA159.md): Air Tractor AT 301 · Weiser, ID · Accident · No injuries · Limited investigation · Final report · Aug 2, 2016 · N23923 · Substantial damage
  > A partial loss of engine power due to an internal catastrophic failure of the master rod crankpin bearing.
- [NTSB CEN16LA297](https://openairdocs.org/ntsb/CEN16LA297.md): Cessna 172F · Newark, IL · Accident · No injuries · Limited investigation · Final report · Jul 31, 2016 · N211FC · Substantial damage
  > The failure of the No. 4 cylinder exhaust valve, which resulted in a partial loss of engine power and a forced landing. Contributing to the valve failure and loss of engine power was the extended time since the last overhaul.
- [NTSB CEN16FA290](https://openairdocs.org/ntsb/CEN16FA290.md): Flight Design Ctls · Fond du Lac, WI · Accident · 1 fatal · Field investigation · Final report · Jul 28, 2016 · N527TS · Substantial damage
  > Carburetor contamination following exposure to water in the fuel, which resulted in a carburetor malfunction and a partial loss of engine power. Contributing to the accident was the pilot's loss of airplane control that resulted in a stall.
- [NTSB ERA16LA266](https://openairdocs.org/ntsb/ERA16LA266.md): Republic RC 3 · Winter Haven, FL · Accident · 1 fatal · Limited investigation · Final report · Jul 22, 2016 · N87570 · Substantial damage
  > Improper installation of a fuel line by unknown personnel, which resulted in a total loss of engine power during initial climb due to fuel starvation.
- [NTSB CEN16LA287](https://openairdocs.org/ntsb/CEN16LA287.md): Stinson 108 · Dodge Center, MN · Accident · Minor injuries · Limited investigation · Final report · Jul 22, 2016 · N8019K · Substantial damage
  > A partial loss of engine power due to carburetor ice.
- [NTSB CEN16LA275](https://openairdocs.org/ntsb/CEN16LA275.md): Meyers 200 · Huron, SD · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 20, 2016 · N229RS · Substantial damage
  > The partial loss of engine power due an unsecured throttle cable. The reason for the unsecured throttle cable could not be determined.
- [NTSB CEN16LA273](https://openairdocs.org/ntsb/CEN16LA273.md): Brandt Sonex · Lodi, WI · Accident · No injuries · Limited investigation · Final report · Jul 19, 2016 · N393SX · Substantial damage
  > The separated rocker arm assembly for undetermined reasons, which resulted in the partial loss of engine power and led to the landing gear collapsing during the subsequent forced landing.

Next page: https://openairdocs.org/ntsb-events/342/sequence.md?year=2016&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") = 2016
  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=2016

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