What is the Service wrench button on a VW Passat?
The service wrench light on a VW Passat is an indicator that the vehicle is due for maintenance or service. It also serves as check engine light in case of any issue. When this light appears on your dashboard, it is recommended that you take your vehicle to a qualified mechanic or service center for servicing or diagnostics to ensure that everything is in order and that your car is safe to drive.