problem with auto tiptronic box
check gear box display on dash
car goes into limp mode ( only one gear )
yanks into gear at bends
no tiptronic
have to restart car then gears are ok
there should be a code or so in the transmission computer memory. Most code readers are not good enough for the full picture. Use the Renault 'clip'. and check live data. For specialist- www.fedauto.co.uk