Replacing the windscreen wiper blades
WARNING Risk of becoming trapped if the windscreen wipers are switched on while wiper blades are being replaced
If the windscreen wipers begin to move while you are changing the wiper blades, you can be trapped by the wiper arm.
Always switch off the windscreen wipers and ignition before changing the wiper blades.
Replacing the windscreen wiper blades
Check the condition of the wiper blades regularly and replace them in the event of visible damage or ongoing smearing.
Observe the information about the maintenance display.
Maintenance display
Remove protective film 
from the maintenance displays on the tips of the newly fitted wiper blades.
from the maintenance displays on the tips of the newly fitted wiper blades. When the colour of the maintenance displays changes from black to yellow, replace the wiper blades.
The duration until the colour changes varies depending on the usage conditions.