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Necessary preliminary tasks:
Remove backrest for rear seat
Remove rear luggage compartment floor trim
Release expander rivets (1) and nuts (2) and remove trim (3) in direction of arrow.
If necessary, replace faulty expander rivets (1) and/or nuts (2).
Guides (1) and catches (2) on trim (4) must not be damaged.
If necessary, detach sound insulation (3) from trim (4) and fit on new part.