BMW 428i Gran Coupe check engine light due to fuel tank ventilation valve failure requiring replacement on BMW 428i Gran Coupe

Some BMW 428i Gran Coupe owners report experiencing check engine light issues due to fuel tank ventilation valve failure, which may necessitate replacement. These owners often encounter fault codes like 190F08, indicating malfunctions in the tank ventilation system. Additionally, a common cause of the check engine light can be a loose, broken, or missing gas cap, which affects fuel pressure and emissions; in such cases, simply tightening the gas cap may resolve the issue. It is crucial for owners to address the specific fault code related to the fuel tank ventilation valve to determine if a replacement is needed for proper functionality. Regular maintenance and prompt attention to these issues are essential for ensuring the vehicle operates efficiently and preventing further complications.