You can set a unit into virgin state, using bench connection, and get it ready for personalization.

For that, you can use the following set-up options

• ZN074 set recommended to provide power supply to the ZN151 DS Box

List of modules that require more specific bench connection for virginization

• MED41, MED41AMG - AVDI + ZN151 DS Box + CB403 DS Box Extended Cable Set - in specific cases

• MRD1, MRD1NFZ (produced up to 2021) AVDI + ZN151 DS Box + CB030 Mercedes-Benz MD1/MG1 ECU connection cable for FBS4 Manager (EP003 license is also required)

• MRG1, MRG1AMG, MRG1AMGR4 (produced up to 2021) - AVDI + ZN151 DS Box + CB030 Mercedes-Benz MD1/MG1 ECU connection cable for FBS4 Manager (EP003 license is also required) CRR2 MD1CS006 (produced up to 2021) - EP003 license is also required

• For the rest of the modules you can use AVDI + ZN151 DS Box + CB403 (CB401)

Connection diagrams for each module are available later in this user manual.

Once you have made the proper connections and have powered up the whole set-up, execute the following steps:

1. Open the Mercedes FBS4 Manager software

2. Select the ECU option in the software

3. Press the “Info” button to establish connection and read the unit’s information

4. Press the “Save” button to read the FBS4 personalization data and save it to a file for a back-up

5. Press the “Virgin” button to set the unit to a virgin state – so that is ready for personalization

NB! Please press the “Info” button again to make sure the unit is properly set to “Virgin state”