# NTSB investigations, NM: Loss of engine power(partial) - mech failure/malf

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.

## Latest cases

- [NTSB DEN05CA020](https://openairdocs.org/ntsb/DEN05CA020.md): Mooney M20E · Santa Rosa, NM · Accident · No injuries · Data collection · Final report · Nov 5, 2004 · N2695W · Substantial damage
  > Inadequate maintenance inspection which failed to detect the separation of the right P-lead, resulting in a loss of engine power.
- [NTSB FTW02LA079](https://openairdocs.org/ntsb/FTW02LA079.md): Cessna 172N · Santa Fe, NM · Accident · No injuries · Limited investigation · Final report · Feb 8, 2002 · N75616 · Substantial damage
  > the loss of engine power as result of the failure of the dual magneto. A contributing factor was the lack of suitable terrain for the precautionary landing.
- [NTSB FTW02LA002](https://openairdocs.org/ntsb/FTW02LA002.md): Hamilton Genesis · Grants, NM · Accident · Serious injuries · Limited investigation · Final report · Oct 3, 2001 · N715MP · Substantial damage
  > the loose throttle cable resulting in a partial loss of engine power. Contributing factors were the pilot's failure to perform the required yearly condition inspection prior to flight and the lack of suitable terrain for the forced landing.
- [NTSB DEN00LA130](https://openairdocs.org/ntsb/DEN00LA130.md): Cessna 150L · Reserve, NM · Accident · No injuries · Limited investigation · Final report · Jul 15, 2000 · N18124 · Substantial damage
  > Seizure of the starter clutch assembly needle bearing, which caused the engine to develop less than full rated power and the airplane to achieve less than expected climb performance. Factors were noncompliance of a service bulletin, unsuitable terrain on…
- [NTSB DEN00FA007](https://openairdocs.org/ntsb/DEN00FA007.md): Gardner Varieze · Quemado, NM · Accident · 1 fatal · Field investigation · Final report · Oct 18, 1999 · N13WM · Substantial damage
  > The pilot's selection of an unsuitable landing area on which to make a precautionary landing, and his excessive airspeed during landing touchdown. Factors were the ingestion of the foam air filter into the throat of the injector, and the pilot's failure to…
- [NTSB DEN99LA145](https://openairdocs.org/ntsb/DEN99LA145.md): Cessna 337 · Edgewood, NM · Accident · No injuries · Limited investigation · Final report · Aug 15, 1999 · N99MH · Substantial damage
  > Breakage of the safety wire that secured the propeller control cable to the support bracket. Factors were the inability of the pilot to feather the propeller or change propeller rpm, and rough, uneven, and unsuitable terrain on which to make a forced landing.
- [NTSB FTW98LA385](https://openairdocs.org/ntsb/FTW98LA385.md): Jobe'S TE-1 · Alamogordo, NM · Accident · Serious injuries · Limited investigation · Final report · Sep 6, 1998 · N6EZ · Destroyed
  > The improper maintenance procedures (failure to preserve the engine during numerous storage periods over 30 days) and the lack of suitable terrain for a forced landing. Factors were the pilot's lack of experience in type of aircraft and the high density…
- [NTSB FTW98TA152](https://openairdocs.org/ntsb/FTW98TA152.md): Bell OH-58C · Dulce, NM · Accident · Serious injuries · Final report · Mar 19, 1998 · N505JA · Substantial damage
  > The partial loss of engine power due to a disconnected bleed air line to the fuel controller and the unsuitable terrain for a forced landing. Factors were the loose B-nut, the inadequate maintenance by unknown personnel, insufficient standards/requirements…
- [NTSB FTW97LA322](https://openairdocs.org/ntsb/FTW97LA322.md): Rockwell S-2R · Columbus, NM · Accident · Serious injuries · Limited investigation · Final report · Aug 21, 1997 · N4893X · Substantial damage
  > a loss of engine power due to failure of an exhaust side rocker box and valve mechanism, and pilot incapacitation due to loss of consciousness after being struck in the head by parts separating from the engine.
- [NTSB FTW97LA185](https://openairdocs.org/ntsb/FTW97LA185.md): Mooney M20C · Torreon, NM · Accident · Minor injuries · Limited investigation · Final report · May 9, 1997 · N7853V · Substantial damage
  > failure of the forward number four piston pin plug, and the subsequent obstruction of internal oil passages of the lubricating system, which resulted in partial loss of engine power. Factors relating to the accident were: the crosswind condition and lack of…
- [NTSB FTW97LA180](https://openairdocs.org/ntsb/FTW97LA180.md): Cessna 172N · Las Cruces, NM · Accident · No injuries · Limited investigation · Final report · May 7, 1997 · N733WJ · Substantial damage
  > The improper installation of the throttle arm castellated nut, which resulted in a partial loss of power. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW97LA077](https://openairdocs.org/ntsb/FTW97LA077.md): Piper PA-28R-201T · Raton, NM · Accident · No injuries · Limited investigation · Final report · Dec 31, 1996 · N40437 · Substantial damage
  > failure of the exhaust rocker arm retaining studs due to over torquing of the attachment bolts by maintenance personnel during installation. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW96LA098](https://openairdocs.org/ntsb/FTW96LA098.md): Cessna T210M · Las Vegas, NM · Accident · Minor injuries · Limited investigation · Final report · Jan 18, 1996 · N761KK · Substantial damage
  > failure of the throttle cable. A factor relating to the accident was: the lack of suitable terrain for a forced landing.
- [NTSB DEN91LA105](https://openairdocs.org/ntsb/DEN91LA105.md): Fink, Charles H. FIN-1 · Albuquerque, NM · Accident · Minor injuries · Limited investigation · Final report · Jul 28, 1991 · N1033Y · Destroyed
  > A failure of the throttle system which prevented the pilot from achieving sufficient power to maintain flight. A factor was: the rough terrain.
- [NTSB DEN91LA025](https://openairdocs.org/ntsb/DEN91LA025.md): Grumman AA1B · Roswell, NM · Accident · No injuries · Limited investigation · Final report · Dec 15, 1990 · N1638R · Substantial damage
  > Low cylinder compression and fouled spark plug.
- [NTSB DEN89LA214](https://openairdocs.org/ntsb/DEN89LA214.md): Piper PA-18A-150 · Winston, NM · Accident · Serious injuries · Limited investigation · Final report · Sep 12, 1989 · N9496D · Destroyed
  > Deteriorated carburetor float. Factors related to the accident were: high density altitude and the terrain conditions in the emergency landing area.
- [NTSB DEN89IA047](https://openairdocs.org/ntsb/DEN89IA047.md): Cessna 210L · Roswell, NM · Incident · No injuries · Incident investigation · Final report · Dec 24, 1988 · N59217 · Minor damage
  > Plt preflighted acft and noted indication of 9 qts of oil in crankcase. Flt departed Roswell (row) in night VMC en route to abq. Plt had just leveled off at 6500 ft MSL when he noticed oil pressure gauge fluctuating. Oil pressure then began dropping and plt…
- [NTSB DEN87LA206](https://openairdocs.org/ntsb/DEN87LA206.md): Bell 206B · Albuquerque, NM · Accident · No injuries · Limited investigation · Final report · Aug 3, 1987 · N5001Q · Substantial damage
  > During cruise flt a partial power failure occurred requiring a full emerg autorotative landing to be conducted to an uneven dirt area. Following touchdown the acft slid forward and the tail rose causing the main rotor to contact the tail boom severing the…
- [NTSB DEN86LA161](https://openairdocs.org/ntsb/DEN86LA161.md): Cessna 172P · Santa Fe, NM · Accident · Minor injuries · Limited investigation · Final report · Jun 15, 1986 · N52985 · Substantial damage
  > The plt stated that shortly after takeoff the engine began running rough and she was cleared by the tower to land on any rwy. The plt chose rwy 10. She added one notch of flaps over the rwy threshold and the acft continued to float, touching down with 1/3 of…
- [NTSB DEN86LA102](https://openairdocs.org/ntsb/DEN86LA102.md): Douglas C-47 · Steins, NM · Accident · No injuries · Limited investigation · Final report · Mar 23, 1986 · N37AP · Substantial damage
  > While en route, the left eng of the C-47 lost partial pwr as a result of a cracked cylinder. The crew stated the left eng was shut down and additional pwr was applied to the right eng to compensate for the increasing rate of descent. The crew stated a short…
- [NTSB DEN86LA019](https://openairdocs.org/ntsb/DEN86LA019.md): Beech F33A · Santa Teresa, NM · Accident · No injuries · Limited investigation · Final report · Nov 9, 1985 · N4956M · Substantial damage
  > The plt reported the cylinder head temp began 'falling back out of green' shortly after takeoff. The plt reversed direction & landed at the arpt, but failed to extend the gear, substantially damaging the acft. The investigation of theeng revealed the exhaust…
- [NTSB DEN85LA046](https://openairdocs.org/ntsb/DEN85LA046.md): Cessna 401A · Raton, NM · Accident · No injuries · Limited investigation · Final report · Dec 17, 1984 · N365AA · Destroyed
  > About 2 hrs after departure, at 13,000 ft, the right eng fuel flow went to zero. The eng continued to operate INDICATING24 inches of manifold pressure. All other instruments were normal but what looked like a brown stain developed on top of the right wing…
- [NTSB DEN84LA245](https://openairdocs.org/ntsb/DEN84LA245.md): Consolidated-Vultee BT-13B · Hobbs, NM · Accident · No injuries · Limited investigation · Final report · Jul 28, 1984 · N63697 · Substantial damage
  > As part of a group of a confederate air force acft the flight conducted public relations flyovers at several area arpts. Due to a low ldg gear strut N63697 did not land with the other acft after the flyovers. The plt planned to have the strut repaired upon…
- [NTSB FTW82DA250](https://openairdocs.org/ntsb/FTW82DA250.md): Beech D18S · Belen, NM · Accident · No injuries · Final report · Jun 26, 1982 · N3962 · Substantial damage
  > The pilot stated that during flight, the left engine began leaking oil and the cockpit filled with smoke. He shut down the left engine, but stated that the propeller would not completely feather due to the loss of oil. While approaching to land at a nearby…
- [NTSB FTW82DA096](https://openairdocs.org/ntsb/FTW82DA096.md): Piper PA-38-112 · Farmington, NM · Accident · Minor injuries · Final report · Mar 17, 1982 · N91317 · Substantial damage
  > The aircraft lost power during a cross country flight. During the subsequent forced landing on a dirt road the aircraft collided with a ditch and nosed over.

## 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."eventStateOrRegion" = 'NM' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 352)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=352&state=NM

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