See also:

Remove attached partsfollowing use
Remove auxiliary mirrors, roof or rear luggage racks which are no longer required following use. Attached parts on the vehicle impair the aerodynamics and increase the fuel consumption. ...

Condensation under the parked vehicle
When using the automatic climate control, condensation water develops that exits underneath the vehicle. Therefore, traces of condensed water under the vehicle are normal. ...

Socket for OBD Onboard Diagnosis
Position There is an OBD socket on the driver's side for checking the primary components in the vehicle emissions. Emissions ▷ The warning lamp lights up: Emissions are deteriorating ...