Have Mercedes Benz with all keys lost (AKL), to program new key using Autel MaxiIM IM608 or VVDI MB or CG MB programmer? Let’s listen to experienced user’s sharing. 1. Autel MaxiIM IM608 program key for MB: longer time when getting password Tip: 1). Good internet connection, if it takes too long time to get the password (for example 20 minutes to 1 hour), you probably have bad wifi connection, always use good wifi connection, not use cell phone. Then cancel it and retry again, it might take 10-13 min. One user feedback: mine always says 10-50 min (even though I had a w207 e350 last night take 64 min. 2). It’s quicker to use IM608 to work on MB on bench . One user feedback: use bench job if you want obtain speed and fast password 5 min 3). Compared with VVDI MB and CGDI MB, Autel IM608 won’t need token to calculated the password. 4). Add key with autel IM608 is ok, add key will take about 5 minutes. AKL then it can take time…. 2. VVDI MB program Benz key w...