After purchasing the new Mercedes Benz ME9.7 ECU from obdexpress.co.uk, how to read and write the ECU data next? Generally speaking, step 1: use Ktag read out the original car ECU data and write it into the new Benz ME9.7 ECU box, install the new ECU with original data back to the car.
Here we go for details.
Use the sf273 adapter to connect the Ktag programmer and the new Benz ME9.7 ECU box.
The adapter must be plugged with a 12V power supply.
Open Ktag Ksuite software, click on the car “icon”.
Select “Mercedes”, then “Gl(X164)”, then “GL500 5500 V8 Bosch ME9.7”.
Click on “OK”.
Click on “Bosch ME9.7 Mercedes (P102)”.
Click on “Write”.
Select the 1st option.
Ktag programmer will take about 10 minutes to write until succeed, please wait it patiently.