Between recalls and tsunamis, Toyota (NYSE:TM) has had its shares of troubles in recent years. But lately, the Japanese giant has seemed to be on a roll. One exception: China, where sales have been down even as the market has been up.

That trend may finally be changing, though. In this video, contributor John Rosevear looks at Toyota's latest sales trends in China – and explains why they're critical to Toyota's drive to remain the world's largest automaker.

Fool contributor John Rosevear owns shares of Ford and General Motors. Follow him on Twitter at @jrosevear. The Motley Fool recommends Ford and General Motors. The Motley Fool owns shares of Ford. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.