programming the cas4,4+ key on the bench. we program by selecting coding / programming options, it does not work when the option ON THE BENCH is selected. To do this, connect the ah tricore cable. you must connect ENET and CAN buses. connecting the ENET bus will unlock CAS 4.4 +, the Can bus will detect a new key in the key coil. the new key must have the same frequency as cas4,4 +,REGARDS