The PSdZData (Programmierdaten-Zusammenstellung) file contains the necessary mapping files (CAF, FA, SVT) for E-Sys to communicate with your BMW's ECUs.
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: If an older variant of PSdZData is present, delete the existing folder named psdzdata entirely from C:\Data\ . Do not overwrite older folders, as doing so mixes file versions and corrupts the metadata. v42720 psdzdata lite download work