speedo adjustment

  1. OllieGBR

    Can you code for larger wheel circumference?

    I see that VW are also offering 20" tyres after a recent visit. Can you code the vehicle for a larger wheel/tyre circumference? Cheers Ollie
  2. T

    Most accurate size 19 inch tyre

    Good morning,I have decided to go with some new 19 inch wheels on my new van,it currently has the standard 16 on. Can someone advise me on which tyre size will be best as not to effect the speedometer. I have been on the will they fit page but being completely new to it all I have no idea about...
  3. Inthezone

    Speedometer Calibration

    Hi Perhaps an old topic, I have just changed my wheels from 16" to 20", and thas you all know the speedo is out by about 7% according to will they fit .com My question therefore is there anyone in the Reading Berkshire area that can change the calibration for me?
  4. mmi

    Speedo Adjustment With Vcds

    Module 17 – Instruments carries also the coding to select a few scaling factors for speedometer. Byte 0, bits 0..3 have mysterious value “K-number”. It turned out changing this coding adjusts measuring values IDE00842 (K-number) and IDE00845 (Wheel circ. mm) of module 17 - Instruments, and...
  5. Glenn Board

    Speedo Adjustment For Bigger Tyres

    Hi, I was going to have the Seikel raised suspension kit fitted to my van which includes 235/65R17 108H tyres being fitted to my standard wheels, they tell me that if they do s speedo adjustment to match these tyres that there is a possibility that the cruise control will stop functioning...
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