# NTSB Accident WPR17LA050
> **DIAMOND AIRCRAFT IND GMBH DA 40 NG** · 2016-12-29 · Kingman, AZ, USA · NONE
## Event
- **NTSB number:** WPR17LA050
- **Event ID:** 20170106X54538
- **Type:** Accident
- **Date:** 2016-12-29
- **Location:** Kingman, AZ, USA
- **Coordinates:** 35.067222, -114.11888
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** DIAMOND AIRCRAFT IND GMBH
- **Model:** DA 40 NG
- **Registration:** N605SJ
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

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 resulted in the pressurization of the crankcase and expulsion of the engine oil.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR17LA050) · AI Analytics · CC0 1.0*