See also:

Cleaning the wheels
Do not use acidic wheel cleaning products to remove brake dust. This could damage wheel bolts and brake components. Do not park the vehicle for an extended period straight after cleaning it, ...

Fuse box in the trunk
  Open the trunk lid.   To open: turn rotary catch 1 clockwise.   Open cover 2 downwards in the direction of the arrow. ...

Rim
This is the part of the wheel on which the tire is mounted. ...