Update MB Smart 451 Gearbox with SD Connect C4

Yesterday, I completed the project that updating Mercedes-Benz Smart 451 gearbox firmware with MB SD connect compact 4 successfully. This blog is for sharing the steps. Hope it will be helpful.

Connect SD C4 with smart 451 and the laptop.

Open DAS and click the down arrows.

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Select “manual vehicle identification”.

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Select “smart fortwo (C/A451)”.

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Select “restof the world”, then tick.

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Select “smart fortwo 45-kW gasoline engine”

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Then “Left-hand steering” and tick.

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Let the special or standard equipment be determined from the control unit “N10/10 (SAM control unit)” automatically.

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DAS is initializing communication layer.

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Communication is being established.

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Select systems.

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Select “ N15/6 (Sprint shift control module)”.

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Select “ Control unit adaptations”.

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The special equipment “SOFTOUCH” fitted to the vehicle.

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Program Control Unit, tick.

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Select “offline(diagnostic scn coding)”.

Notice: For this option must have developed mode in DAS and activated “mbetried tool” for offline programming.

Click tick mark.

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Put the flash DVD on CD-ROM and click F2.

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The VeDoc data for model series 451 are not available. Click F2 to continue.

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No newer control module software was found.

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Follow these steps, you will find your problem is so easy to solve.