Disclaimer: This is for W204 chassis only. You are at your risk.
Start DAS Developer and do the usual “quick test”
(all our DAS comes with developer mode)
Open op the REAR SAM module:
Go to Development data
Go to the Control unit adaptions (Variant Coding)
Go to the Parameter Lichtfunction:
Now shut down MB Star DAS FROM Obd2tool.com, shut down the car and lock it, now start the car again and everything should be working correctly.