The fastest way to do W172 all keys lost using Autel MaxiIM IM608 tools:
Step 1: EIS connection
Step 2: password read
Step 3: key file generation
Step 4: key write
in detail…
Step 1: EIS connection
Some tips for Mercedes all keys lost using G-BOX2
EIS types on Autel Im608
Here: W172
G-box2 connection for w172/w204/w207 all keys lost
Notes:
remove the eis from the vehicle, shown in the pic below, correctly connect the eis to the g-box, and then perform the all keys lost
p1: connect the power adapter
p2: according to the eis wiring diagram, connect the eis to the hb15 harness
Step 2: password calculation
Password calculation steps:
- connect device, obd cable and obd connector on the wiring harness in sequence
- connect the ir key simulator (apb102, apb103) to the programmer
- insert the ir key simulator (apb102, apb103) into the eis and start collecting data
- password calculation completed!
Warning: pls follow the instruction and don’t disconnect the relevant connection
Connect device, obd cable and obd connector on the wiring harness in sequence
Note: ensure that the eis is disconnected from the steering column lock
Connect the ir key simulator (apb102, apb103) to the programmer
Collecting data calculating password
Insert the ir key simulator into the eis
If it’s already inserted, remove and insert it again
Collecting data and calculating password is in progress
Please wait
The process will take 10-50 min (it takes longer for some vehicles)
Pls ensure that the device and vehicle battery are stable and sufficient during the process
Succeed in computing password
Password calculation completed!
Step 3: key file generation
Autel is gonna to generate key file
Select key number 6
Select v51 (half smart key)
Generating key file
Succeeded to generate key file
Step 4: key read and write
Autel im608 will read and write key
it’s a ir key
Write BE key file
Please insert the third-party blank key into the infrared key hole on the XP400 programmer
Select key file
Communicating with the key
Key file writing completed!
Job’s done! 7min done!