Mitsubishi

Turning back the clock: Mitsubishi says false mileage tests done since 1991
Japanese automaker Mitsubishi has admitted falsifying fuel tests since 1991. A week after acknowledging it had intentionally lied about fuel economy data...
Now Mitsubishi admits to faking fuel economy tests on 600,000 vehicles
Japanese carmaker Mitsubishi Motors has admitted manipulating fuel economy emissions tests on some of its own brand and Nissan cars.

1