Ottawa firefighters have&nbsp;extinguished&nbsp;a Smart car that caught fire Monday morning, the second such incident in three months in the city.

The vehicle became engulfed in flames&nbsp;near the Walkley&nbsp;Road overpass and Sheffield Road around 10:30 a.m.

Transport Canada investigating Smart car fire on Ottawa highway

Transport Canada said it has launched an investigation into a Smart car that burst into flames on an Ottawa roadway earlier this month.

The 2008 Smart Fortwo that burst into flames on Highway 417 last Wednesday sits in the lot at Randy's Towing & Storage. The car's owner said neither the insurance company nor the manufacturer showed any interest in investigating the cause of the fire, though authorities in the United States are investigating unexplained engine compartment fires in Smart Fortwo vehicles of  the same model year.

Burned Smart Car in Ottawa

The 2008 Smart Fortwo that caught fire and burned on Highway 417 on Oct. 18 sits in a towing lot.

Smart car model under investigation bursts into flames on Highway 417

A Swiss student in Ottawa was heading west on the Queensway last week when fire broke out in the 2008 Smart car she was driving. Safety authorities in the United States are investigating other unexplained fires in cars of the same make and model year.

Everyone inside the car got out safely, firefighters tweeted. Passersby used an extinguisher&nbsp;to help douse the flames.

This is the second Smart car to catch fire in Ottawa in three months. There have also been several reports across North America of the models spontaneously going up in flames.&nbsp;

Transport Canada has launched an investigation into the first Ottawa fire.&nbsp;

Ottawa firefighters responded to the scene of a Smart car on fire near Walkley and Sheffield roads around 10:30 a.m. Monday.

2nd Smart car catches fire in Ottawa

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