Diagnostic procedures for a VAG diagnostics
Database for coding vehicle control units Volkswagen - VAG
Software versions
VIN - Code validator- Scan Explorer
VW / T-Cross (C2) / 17 - Dashboard KOMBI VDD MQBA0 [EV_DashBoardVDDMQBA0 001037] / SFD
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Mark 
Model
Control unit
Diagnostic operation
Diagnostic procedure
This operation was considered useful 8x.
You are not logged! System works in DEMO mode only now where numbers are replaced with X characters. For 49 EUR only You will get access into full system. You can pay by credit card or bank transfer. Click BUY button for purchase and You will get login to diagnostic procedures database imediatelly.
Note:
• This control module is protected by SFD protection. For most diagnostic operations, this protection must be unlocked.
• SFD was introduced by the vehicle manufacturer in order to protect vehicle data against manipulation.
• There are several levels of SFD unlocking. For independent repair shops, VW provides ONLY the Basic unlock level.
• Even if SFD is unlocked in the control module, SFDX may still block some diagnostic objects.
• After unlocking, the control module automatically locks itself again after XX minutes of operation.
• You can find the SFD status in the SFD window or in the UDS Measured Values MASXXXXX-MASXXXXX.
You must be registered for the SFD online service in order to unlock SFD!
Information about registration can be found on the website
Ross-Tech
X)
Open the hood.
X)
Connect to control module XX - Gateway.
Check whether the vehicle has a diagnostic filter (information for checking will be displayed in the VConnect window).
If the vehicle has the filter and it is active, deactivate it. (The procedure can be found in the VConnect window.)
X)
Use VCDS SFD (temporary solution).
Connect to the control module in which you want to perform operations requiring SFD.
Select SFD.
If your SFD session is not active, log in.
Select Unlock SFD.
• This control module is protected by SFD protection. For most diagnostic operations, this protection must be unlocked.
• SFD was introduced by the vehicle manufacturer in order to protect vehicle data against manipulation.
• There are several levels of SFD unlocking. For independent repair shops, VW provides ONLY the Basic unlock level.
• Even if SFD is unlocked in the control module, SFDX may still block some diagnostic objects.
• After unlocking, the control module automatically locks itself again after XX minutes of operation.
• You can find the SFD status in the SFD window or in the UDS Measured Values MASXXXXX-MASXXXXX.
Information about registration can be found on the website
Ross-Tech
X)
Open the hood.
X)
Connect to control module XX - Gateway.
Check whether the vehicle has a diagnostic filter (information for checking will be displayed in the VConnect window).
If the vehicle has the filter and it is active, deactivate it. (The procedure can be found in the VConnect window.)
X)
Use VCDS SFD (temporary solution).
Connect to the control module in which you want to perform operations requiring SFD.
Select SFD.
If your SFD session is not active, log in.
Select Unlock SFD.
You are not logged! System works in DEMO mode only now where numbers are replaced with X characters. For 49 EUR only You will get access into full system. You can pay by credit card or bank transfer. Click BUY button for purchase and You will get login to diagnostic procedures database imediatelly.
