Documents obtained from the automaker show that Toyota knew of the problem with the sticking gas pedals in late September but did not issue a recall until late January, LaHood said. The sticking pedals involved 2.3 million vehicles.
"We now have proof that Toyota failed to live up to its legal obligations," LaHood said in a statement. "Worse yet, they knowingly hid a dangerous defect for months from U.S. officials and did not take action to protect millions of drivers and their families."
For those reasons, LaHood said, the government is seeking a fine of $16.375 million, the maximum penalty possible. That dwarfs the previous record: In 2004, General Motors paid a $1 million fine for responding too slowly on a recall of nearly 600,000 vehicles over winds