Xhorse Tool Blog

2002 Mercedes S500 (W220) AKL with Multi-Prog and Key Tool Plus OK

Xhorse tools successfully resolve all-keys-lost scenario on 2002 Mercedes S500 (W220).

Procedure Overview:

1.Data Extraction: Successfully read the immobilizer data from the EEPROM chip using the Xhorse Multi-Prog programmer.

2.Cloud-Assisted Decoding: Transferred the dump file to Key Tool Plus and utilized the Xhorse Cloud service to load and decode the data.

3.Key Generation: Prepared a new key file based on the decoded information.

4.Key Writing: Wrote the newly generated key file to a blank transponder, effectively programming a new key.

Quick Workflow Summary:

Step 1: Read EEPROM with Multi-Prog.

Step 2: Decode data and prepare key via Xhorse Key Tool Plus (via Xhorse Cloud).

On-Demand Keys

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