How to Add Smart 452 2004 Spare Key with OBDSTAR?

 How-to: add a spare key to Smart 452 Roadster-Coupe year 2004 with OBDSTAR X300 DP Plus key programmer.

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Prepare a working key (3-button) and a new be to be programmed.

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connect x300dp plus with vehicle via OBD port under the dashboard
Turn on ignition switch with the working key
In X300 DP plus select Immobilizer- Smart – Smart V31.11 – BR452 – Program Remote

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This function is available by connecting the server. Enable network connection.

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Confirm deletion of all existing keys

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Confirm VIN

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Switch ignition off, then press the Lock button twice on each key. Then switch ignition on again

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Program success

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Test both keys. All working.
Done.

 

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http://www.key-programmer.org/2021/06/28/obdstar-x300-dp-plus-adds-smart-452-2004-remote-key/

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