On May 9, 1984, a Navion A (registration N212L) was involved in an aviation accident near Rio Linda, CA. Investigators recorded the probable cause as: The pilot's decision to service the aircraft with automotive gasoline, which resulted in a loss of engine power. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
A pilot experienced a gradual loss of power leading to complete engine failure and executed a forced landing on a city street, resulting in wing damage after striking a street sign.
What happened
The pilot reported experiencing a gradual loss of power that ultimately led to a complete engine failure. In response to the mechanical issue, the pilot executed a forced landing within a city street. During this emergency landing sequence, the aircraft sustained damage to the wing after colliding with a street sign.
The investigation
Post-accident examination revealed that the aircraft had been serviced with automotive gasoline prior to the incident. Despite the use of incorrect fuel type, subsequent testing showed that the engine was capable of starting and running properly after the accident occurred.
Probable cause
The pilot's decision to service the aircraft with automotive gasoline, which resulted in a loss of engine power.