Checking Lid Lock At Front And Rear
WARNING: This page is about a different car, the 2020 Porsche Cayenne and 2019 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
Check that the lid locks engage when the lids (front and rear) are closed by engaging the upper parts of the lock and that they disengage again when the lid openers are actuated.