Obdstar Users

Discussion in 'Clothing, Gadgets & Equipment' started by Bumpkin, Jan 14, 2024.

  1. I've owned the bike for 6 years and put roughly 6000m on it. Never had any issues with dash. Also apart from a couple of showers the bike has only covered dry miles. Even when I have washed the bike I wrap the dash in a plastic bag.
     
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  2. Ok :upyeah:. It was just a thought, if for some reason the BBS and dash can’t talk to each other over the canbus that can lead to mileage discrepancies between the 2 files which will cause the dash to display - - - - - rather than the total miles/km covered.

    Without further investigation it’s impossible to tell what’s caused the issue. I’m not sure it’s the fact you’ve fitted a 200 section rear tyre. Out of curiosity is the new tyre a lesser aspect ratio than that which has fitted, ie 190/55 to 200/50?

    Yes, the new tyre may have a marginally different circumference but, because of the way the system works, I can’t see how that would cause the dash and bbs to get a discrepancy between their stored total mileage files.

    I think it’s worth obtaining a diagnostic analysis to see what’s possibly going on. It could be a simple rewrite of the mileage files sorts the issue and it never raises its head again but unless you try that you’ll never know. If there’s no friendly forum member with an OBDStar device near you is there an independent motorcycle mechanic near you with Texa?
     
  3. The rear is still 55 profile height. You can see the gap to the rear hugger has decreased. With the 190 you could fit a finger underneath the hugger. Now it’s only a few mm.

    Thanks for you help so far

    Cheers

    Ian
     
  4. If my back of the envelope (literally :D) calculations are correct you’ve increased the circumference of the rear wheel by just 34.6mm ie it’s just 1.017% bigger than the OEM 190/55. I can’t see that’s going to cause the issue you have.

    When you ride the bike is the speed still displayed? If so you can rule out an issue with the rear wheel speed sensor itself.

    Has the battery been disconnected just before the problem arose?
     
  5. Hi Paul

    Thanks for your time on time.

    Everything on the bike is working fine.
    MPH, Trip 1, Trip2 all reading correctly.
    I did an oil and filter change about a month before changing the tyres but no battery dis connect.
    The battery is always on a trickle charger.
    I've tried disconnecting both battery and display overnight.
     
  6. Then I think it’s worth connecting to diagnostics just to see what, if anything, is going on, and doing a mileage (totaliser) reset.
     
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