# NTSB investigations: Ignition system wiring

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 ANC24LA025](https://openairdocs.org/ntsb/ANC24LA025.md): Cessna 120 · Talkeetna, AK · Accident · No injuries · Class 3 · Limited · Final report · Apr 21, 2024 · N77032 · Substantial damage
  > A degraded ignition system, which resulted in a total loss of engine power. Contributing to the accident was maintenance personnel’s inadequate inspection of the ignition system.
- [NTSB ERA23LA231](https://openairdocs.org/ntsb/ERA23LA231.md): Charles D Walker Walker Curtiss JN4D · Greenville, KY · Accident · No injuries · Class 3 · Limited · Final report · May 15, 2023 · N8262 · Substantial damage
  > The separation of an electrical wire that powered the ignition module, rendering the ignition system inoperative, and resulting in the total loss of engine power.
- [NTSB CEN23LA152](https://openairdocs.org/ntsb/CEN23LA152.md): Vans RV6 · Goldsby, OK · Accident · Minor injuries · Class 3 · Limited · Final report · Apr 8, 2023 · N48PS · Substantial damage
  > The engine electronic ignition system became disconnected, which resulted in a partial loss of engine power.
- [NTSB WPR22FA335](https://openairdocs.org/ntsb/WPR22FA335.md): Rutan Varieze · Columbia, CA · Accident · 1 fatal · Class 3 · Field · Final report · Sep 5, 2022 · N10EZ · Substantial damage
  > The pilot’s improper maintenance of the ignition system, which led to an ignition system failure and a loss of engine power.
- [NTSB WPR22LA262](https://openairdocs.org/ntsb/WPR22LA262.md): Maule M-5-235C · Three Forks, MT · Accident · No injuries · Class 3 · Limited · Final report · Jul 20, 2022 · N6224M · Substantial damage
  > A loss of engine power due to degraded and incorrectly maintained ignition system components. Contributing to the accident was the pilot’s delay in turning the airplane towards the runway when the engine began to lose power.
- [NTSB ERA22LA322](https://openairdocs.org/ntsb/ERA22LA322.md): Vans RV10 · Palatka, FL · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 18, 2022 · N910BW · Substantial damage
  > Total loss of engine power due to the improper installation of an electronic ignition system connector plug.
- [NTSB CEN21LA273](https://openairdocs.org/ntsb/CEN21LA273.md): Tony Dubeansky RV10 · Fort Worth, TX · Accident · No injuries · Class 3 · Limited · Final report · Jun 16, 2021 · N878TD · Substantial damage
  > A partial loss of engine power due to a separated electronic ignition system connector. Contributing to the accident was the location of the ignition boxes, which provided limited access to the connectors for visual inspection.
- [NTSB ERA17FA339](https://openairdocs.org/ntsb/ERA17FA339.md): Hickox Andy Andys Gyroplane · Umatilla, FL · Accident · 1 fatal · Field investigation · Final report · Sep 28, 2017 · N152AH · Destroyed
  > The pilot's improper response to a total loss of engine power, which resulted in main rotor blade contact with the rudder and vertical stabilizer, and a subsequent uncontrolled descent. The loss of engine power was due to the separation of the electrical…
- [NTSB WPR16LA129](https://openairdocs.org/ntsb/WPR16LA129.md): Burkes BR-1 · Brigham City, UT · Accident · No injuries · Class 3 · Limited · Final report · Jun 22, 2016 · N677DB · Substantial damage
  > A loss of engine power as a result of a failure of the primary and backup ignition system.
- [NTSB ERA15LA291](https://openairdocs.org/ntsb/ERA15LA291.md): Sontonastaso Mosquito · Winchendon, MA · Accident · No injuries · Limited investigation · Final report · Jul 29, 2015 · N285XE · Substantial damage
  > A partial loss of engine power due to a faulty electrical wiring crimp in the engine’s ignition system.
- [NTSB CEN14CA380](https://openairdocs.org/ntsb/CEN14CA380.md): Dantonio 404 · Wichita Falls, TX · Accident · No injuries · Data collection · Final report · Jul 14, 2014 · N482FD · Substantial damage
  > The separation of a spark plug wire resulting in a loss of engine power during climb out and a subsequent forced landing on a field containing trees.
- [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 CEN11CA047](https://openairdocs.org/ntsb/CEN11CA047.md): Aardema Robert John 1 Aardema RAG WNG SP · Oshtemo, MI · Accident · No injuries · Data collection · Final report · Oct 29, 2010 · N768BA · Substantial damage
  > The failure of the ignition system wiring, which resulted in a total loss of engine power.
- [NTSB ERA10LA301](https://openairdocs.org/ntsb/ERA10LA301.md): Hood John Sidney Tango · New Port Richey, FL · Accident · No injuries · Limited investigation · Final report · Jun 7, 2010 · N76HT · Substantial damage
  > The improper inspection of the airplane ignition system during the last condition inspection by a mechanic, resulting in an ignition cable disconnecting and a partial loss of engine power.
- [NTSB WPR10LA272](https://openairdocs.org/ntsb/WPR10LA272.md): Eagle Eagle DW-1 · Waterville, WA · Accident · No injuries · Limited investigation · Final report · Jun 1, 2010 · N8815U · Substantial damage
  > A worn wire in the magneto system, which allowed intermittent grounding and a loss of engine power.
- [NTSB CEN10LA253](https://openairdocs.org/ntsb/CEN10LA253.md): Dearmond Clint RV-6A · Sheboygan, WI · Accident · No injuries · Limited investigation · Final report · May 16, 2010 · N1257E · Substantial damage
  > The loss of engine power due to a fuse failure in the ignition system.

## 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."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '01057497'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/01057497/cases

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