If you are using a laptop – connect it to constant power supply. You may save the SCN coding string from a damaged control unit and then you can save this saved SCN coding in the donor 722.9 control unit:ĥ.Click on “Make Virgin”, the system will display warning message, click “OK” to continue.ġ) Connect a battery charger to the battery of the car.Ģ) Plug the diagnostic connector and make sure it is correctly seated in the diagnostic socket. The wiring of the 7-Gear units is the following:ġ.Select vehicle chassis, model and engineĢ.Select Electronic Transmission Control unit from unit listģ.The Mercedes Commander will show the identification of the control unit.Ĥ.Click on “Adaptation” button will show the available adaptations including the SCN coding string. In order to renew a specific 7-Gear control unit out of the car it is necessary only to connect the CAN pins of the 7- Gear unit, as well as the GND and +12V pins.
The 7-Gear control units (722.9) may be renewed either in or out of a car.
The following part displays the detail instructions on renewing Mercedes-Benz 7-Gear control units (722.9) with 2015 FVDI commander. I have told that the FVDI Mercedes could renew 722.9? Want to buy FVDI Mercedes / Smart / Maybach, where to and how to do it? Or do I need to go for a Star diagnosis tool instead?
