USA speedometer calibration | FerrariChat

USA speedometer calibration

Discussion in 'California/Portofino/Roma' started by Dvdcalifornia, Aug 18, 2015.

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  1. Dvdcalifornia

    Dvdcalifornia Rookie

    Sep 19, 2011
    17
    Has anyone tested your US digital speedometer in the TFT by using mileage markers and a stopwatch? At 70 mph, mine reads about 2.5 miles per hour faster than I am actually going.
    Wondering if discrepancies are common.
     
  2. SonomaRik

    SonomaRik F1 Veteran
    Silver Subscribed

    Dec 15, 2006
    6,884
    Sonoma, CA
    My first reaction is yes, and on the high side as you mention.
     

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