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Thread: Speedometer not working after flashing new tire height

  1. #1
    Tuner in Training
    Join Date
    Feb 2020
    Posts
    38

    Exclamation Speedometer not working after flashing new tire height

    hi guys,
    GPEC2, Dodge.
    i did tire swap so i changed tire height for the first time by special functions in scanner and worked fine 100% but there is 3% error with actual speed (tested with another car at 70 mph)
    so, i changed for the correct tire height and guess what happen speedometer stops working at all (stuck 0) i tried to return stock values still not working
    at the scanner shows speed stuck at 512Km and speedometer stuck 0
    thanks for help,,

  2. #2
    Tuner in Training
    Join Date
    Feb 2020
    Posts
    38
    problem solved
    Anyone in the future looking for a solution to this problem
    just remove Negative battery terminal and put it back on

  3. #3
    Advanced Tuner
    Join Date
    Mar 2018
    Location
    Illinois
    Posts
    873
    Sometimes requires the ABS module to be re-initialized...usually a configuration mismatch code pops up. One member found that this was not being done due thru HP tuners due to his bypass cable.

    https://forum.hptuners.com/showthrea...edo-Correction