(7min) Benz W172 All Keys Lost using Autel IM608+ G BOX2+ XP400

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

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EIS types on Autel Im608

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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

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p1: connect the power adapter

p2: according to the eis wiring diagram, connect the eis to the hb15 harness

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Step 2: password calculation

 

Password calculation steps:

  1. connect device, obd cable and obd connector on the wiring harness in sequence
  2. connect the ir key simulator (apb102, apb103) to the programmer
  3. insert the ir key simulator (apb102, apb103) into the eis and start collecting data
  4. password calculation completed!

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Warning: pls follow the instruction and don’t disconnect the relevant connection

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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

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Connect the ir key simulator (apb102, apb103) to the programmer

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Collecting data calculating password

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Insert the ir key simulator into the eis

If it’s already inserted, remove and insert it again

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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

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Succeed in computing password

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Password calculation completed!

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Step 3: key file generation

Autel is gonna to generate key file

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Select key number 6

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Select v51 (half smart key)

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Generating key file

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Succeeded to generate key file

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Step 4: key read and write

Autel im608 will read and write key

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it’s a ir key

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Write BE key file

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Please insert the third-party blank key into the infrared key hole on the XP400 programmer

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Select key file

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Communicating with the key

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Key file writing completed!

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Job’s done! 7min done!

 

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