# NTSB Incident WPR16IA044
> **CESSNA AIRCRAFT CO LC41-550FG** · 2015-12-08 · Seal Beach, CA, USA · NONE
## Event
- **NTSB number:** WPR16IA044
- **Event ID:** 20151229X32052
- **Type:** Incident
- **Date:** 2015-12-08
- **Location:** Seal Beach, CA, USA
- **Coordinates:** 33.755001, -118.058891
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** CESSNA AIRCRAFT CO
- **Model:** LC41-550FG
- **Registration:** N932AC
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** MINR
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

Improper maintenance performed on the left magneto which led to a loss of engine power. Contributing to the incident was the pilot's failure to check the magnetos in flight in compliance with manufacturers guidance regarding rough running engine. The pilot's decision to continue the flight after experiencing the rough running engine contributed to the necessity for a forced landing.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR16IA044) · AI Analytics · CC0 1.0*