See also:

Remove attached parts following 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. ...

Before mounting
If the rear seat backrests are adjustable: Before mounting child restraint fixing systems, return all of the rear seat backrests to the basic position. ...

Oil types
Note No oil additives Oil additives may lead to engine damage. Approved oil types Your service center can advise you on which engine oils have been approved by the manufacturer of your vehicl ...