This instruction show you guide on how to retrofit cruise control system for BMW E84 E90 vehicle.
Preparations:
2024.08 BMW Rheingold ISTA+ 4.48.40 4.23.14 ISTA-P 3.71 Free Download
NCS Expert BMW Coding Software Download
Procedures:
Install SZL
Run BMW NCS software add FA
3 series E90 cruise control system retrofit need add code”540”
X1 E89 cruise control system retrofit need add code “544”.(some E89 X1 also use “540” code)
After using NCS software add FA,coding for DSC
Coding for KOMBI
Read trouble code by ISTA diagnostic software,it will show “005E50”
Error Code 005E50 – DSC: Steering-angle sensor: serial number; calibration required
You need use ISTA to calibrate DSC
Operate–>Service–>02 Chassis
Select “Steering angle sensor”…
Select “ABL” and follow the guide to perform calibration