Car with :
-Proper ABS pump , supporting ACC coding
-NEC cluster with MFA
-Gateway with CAN Extended
-MFSW with ACC or ACC stalk
-ECU with ACC support
-manual / DSG gear box (both can support ACC)
Some EDC17* supporting ACC from factry, some other not
How to check if your ECU support ACC?
Simple connect VCDS - go to 01 (ECU) check in Long coding
the most important - what error show ECU after coding:
1- no error or - ECU not support ACC
2- Error - Please check coding in Power train databus - ECU not support ACC
3- No communication with J428 /Adaptive Cruise Control - YES, ECU support ACC
If 1 or 2 , you can read FLASH from ECU and send to modyfication
we can help you to modify ECU flash dump only if you buy unlocked radar
if you not sure your ECU type , send picture , ECU dump , VCDS autoscan .