Toyota Motor Sales has opened two more U.S. product quality field offices, including one in Houston.

That's more than a year after safety-related product recalls bruised the company's reputation for building safe, reliable cars.

The other new office is in Jacksonville, Fla. They'll put more Toyota researchers in the field, helping the Japanese auto giant detect and address quality problems, the company said. It said the offices' proximity to customers and dealers will help Toyota catch problems early.

Toyota already opened offices in San Francisco and New York. Toyota said a fifth office is set to open in Denver by the end of March.

Toyota said the offices' proximity to customers and dealers will help it catch potential problems early. office is staffed with three to five engineers working on a specific set of issues.