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W205 different speed on gauge and display - Printable Version

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W205 different speed on gauge and display - Mr.Tester - 26-09-2019

Hello, I have a problem.
Customers W205 2016 have before me odometer calibration and then car goes to MB dealer where they make software update. From that time on dashboard, when I drive 100 km/h on digital  speedometer, analog gauge show about 90km/h. 

I looked into dash and gauges are ok, make scn coding of dashboard again and no change. 

Can anybody help me out with this problem?

Have latest xentry and vediamo, but I do not know what and where change. 

Thank you.
Tony


RE: W205 different speed on gauge and display - gcs190 - 29-09-2019

Have you changed the tire measurements?

It may not take the measures encoded in, God knows, that the translation of the speed signal from the abs to the frame is wrong.


RE: W205 different speed on gauge and display - Reshi - 09-10-2019

have you changed IC?