Some DAS3/FBS3 are RF, while many others, IR🙂!
DAS4/FBS4 strictly RF😉!

https://www.5021.tips/ujanja/benzkey

So can a FBS4's #carkey be used on a FBS3 having RF🤔? #HapaUjanjaTu #teachyourself #benzkey #keyprogramming #howitsdone #lostkeys #ecu #ecurepair #repairtips #5021tips #autotips #benz

Some DAS3/FBS3 are RF, while many others, IR🙂!
DAS4/FBS4 strictly RF😉!

https://www.5021.tips/ujanja/benzkey

So can a FBS4's #carkey be used on a FBS3 having RF🤔? #HapaUjanjaTu #teachyourself #benzkey #keyprogramming #howitsdone #lostkeys #ecu #ecurepair #repairtips #5021tips #autotips #benz

Some DAS3/FBS3 are RF, while many others, IR🙂!
DAS4/FBS4 strictly RF😉!

https://www.5021.tips/ujanja/benzkey

So can a FBS4's #carkey be used on a FBS3 having RF🤔? #HapaUjanjaTu #teachyourself #benzkey #keyprogramming #howitsdone #lostkeys #ecu #ecurepair #repairtips #5021tips #autotips #benz