Toyota boosts capacity, is ready for a spurt.

Byline: Amy Wilson

With its Mississippi project back on track and its existing North American plants closing in on full capacity, embattled Toyota says it's ready for a resurgence in demand.

Idled shifts have been restored, though line speed is not all the way back, said Steve St. Angelo, executive vice president for Toyota Motor Engineering & Manufacturing North America Inc.

The industry sales plunge in 2008 and 2009 and recall-related shutdowns this year had Toyota playing defense. Unprecedented cutbacks became the norm. A few Toyota factories experienced extensive downtime or eliminated shifts.

In December 2008, with the economy sinking into a deep recession, the automaker suspended work on its …