# NTSB GAA25WA131: Cozy MK IV, Gloucester, United Kingdom, March 18, 2025

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Class 5 · Foreign
- Date: March 18, 2025, 13:04 local (13:04 UTC)
- Place: Gloucester, United Kingdom
- Coordinates: 51.89481, -2.156725
- Nearby events: https://openairdocs.org/map.md?lat=51.8948&lon=-2.1567&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Defining event: [Approach: Loss of engine power (total)](https://openairdocs.org/ntsb-events/341)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Led by another country's authority
- Investigation class: Class 5 - No publish
- NTSB office: General Aviation Accidents
- Lead agency: Other
- Parties: UK AAIB
- NTSB case key (mKey): 199969
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=GAA25WA131
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/199969/pdf
- Page: https://openairdocs.org/ntsb/GAA25WA131

## Findings

NTSB's coded findings; those marked are part of the probable cause.

- [Not determined](https://openairdocs.org/ntsb-findings/05000000): Not determined › Not determined · Other authority investigated (probable cause); cases with it: [All aircraft, 2,247 cases](https://openairdocs.org/ntsb-findings/05000000/cases.md)

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Approach: Loss of engine power (total)](https://openairdocs.org/ntsb-events/341) (defining event); cases with it: [All aircraft, 3,820 cases](https://openairdocs.org/ntsb-events/341/sequence.md)

## Aircraft

- Registration: G-BYLZ (not matched to a registry record)
- Reported make and model: Cozy MK IV
- Category: Airplane
- Serial number: PFA 159-12464
- Engines: Lycoming O-360 180 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Non-U.S., non-commercial
- Airworthiness certificate: Unknown
- Airport: EGBJ, Gloucestershire Airport
- Equipment: Unknown

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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