How to change W222 speed meter and temperature from F to C
I have a Mercedes-Benz w222 manufactured in the USA. I want to convert the radio and speed meter and temperature from F to C.
It means change speed meter from mph to Km/h , and command (Head Unit) from US to ECE , it will via xentry?
Ps. here is the ECU chassis number :WDDUG8CB9EA009893
Solution by experienced MB technician:
ECU version is required so can get the steps. They vary from car to another.
According to your chassis Number, this is the ECU details:
Steps Via Vediamo
1- go to CBF FILE (IC222)
2- Select ECU Variant (IC222_E007_2_Muster)
3- Tab Coding then Variant Coding
4 Coding window will open up
For the temperature C Scroll down o Anzeigeeinheit Temperatur (Unit_Temp) and Choose C.
All other Functions are in the same window
Steps Via Xentry
After reading the car go to the ECU Called IC- Instrument Cluster (A1)
Then choose Author data then click on alle_Codierungen. on the right side choose whatever coding you want to change. It should do if the function is available.