Despite the new issue, the company assured customers that the safety of the vehicles in question “is in no way compromised”.
It said Volkswagen “will endeavour to clarify the further course of action as quickly as possible and ensure the correct CO2 classification for the vehicles affected” with the responsible authorities.
In talks with the authorities, whom Volkswagen did not identify, the company said it hoped to come up with a “reliable assessment of the legal, and the subsequent economic consequences, of this not yet fully explained issue.”
The news broke after Germany’s DAX was closed for the day, but Volkswagen shares ended down 1.51%.
German car giant Volkswagen says an internal investigation has found “unexplained inconsistencies” in the carbon dioxide emissions from 800,000 vehicles.
The company, already reeling from news that it had cheated on US tests for nitrogen oxide emissions, estimated its “possible economic risk” at approximately €2bn due to the new problem.
The firm did not identify which vehicles were affected, but said the flaw in no way compromised the safety of any cars.
Volkswagen said it will “endeavour to clarify the further course of action as quickly as possible and ensure the correct CO2 classification for the vehicles affected”.