Insert circlip pliers into both holes -arrows- of the retaining ring. Turn the circlip about 25°counterclockwise.
Tilt retaining ring in filler neck and remove through hole -arrows- for filler cap.
Remove the anti-fuel protection from the filler neck -arrow-, use circlip pliers if necessary.
Installation
Installation in reverse order. In doing so, proceed as follows: Insert the protection against refueling with the wrong fuel into the filler neck. The protrusion of the guard must fit into the groove in the filler neck -arrows-.
Rotate the retaining ring clockwise by approximately 25°using circlip pliers. When properly installed, the markings on the retaining ring and the filler neck must match -arrows-.
Removing the protection against refueling with inappropriate fuel
Remove the protection against refueling with the wrong fuel. Remove the fasteners in the marked places shown in red -arrows-.
Note: The anti-fuel protection flap must open effortlessly.
Remove the protection against refueling with the wrong fuel.