I'm afraid the speedo is not controlled/adjusted via parking sensors (module 10). I think it would be strange/complicated as not all T6.1 even have module 10.It seems strange that it doesn’t have an effect. I can’t see any point to it being there otherwise.
@mmi any ideas?
The T6.1 speedo can be adjusted right at the speedo (wheel circumference variant coding in 17-Instruments). Unfortunately the change is irreversible.
VW Transporter T6.1 2021 Wheel size coding changes issue
Hiya folks! A customer of mine changed his wheels to 20" and wanted his speedo coded to suit the new wheel size. No issue as this is an available change via the "K-Number" coding in 17 Instrument Cluster and done this many times in older Transporters and Amaroks. Well, turns out there is an...
[GUESS]
A possible reason why such a parameter is in module 10 could be an accurate way to measure van movement instead of relying on only parking sensors
[/GUESS]Also others have reported that the change in module 10 doesn't change speedo.
Found the setting through obd11, standard setting of 2150mm adjusted to suit new circumference which is accepted however taking it for a test drive it doesn’t appear to have updated the speed, still over reading.
Mine a t6.1 2020, anyone else found the same?
Mine a t6.1 2020, anyone else found the same?





