OBD Modifications

Mar 13, 2025
4
0
Hi. I'm considering buying OBD11 to make some changes on my car, mainly the ability of wireless Apple CarPlay. My infotainment system has a hardware H56, software 1940, ABT hardware H37 and ABT software 3074 (the car is from 2021).
I want to aske if it is possible to activate this option on my car (just to have my expectations set when I do buy the OBD11).
Many thanks in advance.
 

leonmax96

Active Member
Jul 27, 2022
18
3
Anyone know the correct coding for PACC variable offset speed?
Now when traffic sign reads 60, it sets 60.
I want to adjust 60 to 66, next time 60 sign is read, it should set speed to 66.

There are very different ways found for different vag cars, maybe someone knows working way
 

cairus

Active Member
Jun 4, 2024
1,146
409
You first have to tell the ACC that it should learn to have an offset. This can be byte 21, bit 4. Then you have to tell the system that it can do this, too. Set byte 08, bits 0 and 1 to active. Then, in the ACC assistant menu, set the tolerance to low. All information is provided without guarantee.
 
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