Asset Accounting Transaction Codes ; ABZS. Enter write-up ; ABZU.This guide shows you how to create an asset in SAP. This transaction creates the asset shell. SAP Asset Accounting process includes Acquisition, Asset Capitalization, retirement, transfer, depreciation calculation and posting of fixed assets. > Accounting > Financial Accounting > Fixed Assets >. PstKy: We are posting to the asset in the first line item, so use Posting Key '70' to debit the asset. To create a new asset, navigate to Accounting → Financial Accounting → Fixed Assets → Asset → Create → Asset or use Transaction code AS01.