U.S. officials announced a $1.6 billion deal with Toyota's Hino Motors unit to settle charges it deceived regulators about the amount of emissions spewed by its diesel engines.

A Toyota Motor Corp unit agreed to plead guilty and pay over $1.6 billion in a settlement with U.S. government agencies to settle violations related to an emissions fraud scheme, the U.S. Justice Department said in a statement on Wednesday.

Toyota’s heavy-duty trucking unit was fined $1.6 billion on Wednesday over fraudulent emissions testing and other violations.

Hino Motors, a Toyota subsidiary, will plead guilty to conspiracy charges and pay penalties for deceiving regulators about its diesel engines, the E.P.A. said.

A Toyota subsidiary has agreed to pay more than $1.6 billion and plead guilty for violations related to the submission of false and fraudulent engine emission testing and fuel consumption data to regu

Hino Motors, a Toyota subsidiary, will pay $1.6 billion to the federal government and state of California to resolve criminal and civil allegations of emissions fraud. The settlement announced Wednesday is one of the largest criminal and civil penalties in the history of EPA’s mobile source program.

Toyota Motor unit Hino Motors has agreed to a $1.6 billion settlement with US agencies and will plead guilty over excess diesel engine emissions in more than 105,000 US vehicles, the company and US government said on Wednesday.