The Memoscan U581 is a handheld OBD2/CAN diagnostic scanner that supports free online software updates to ensure compatibility with newer vehicle protocols and database improvements. Latest Software & Firmware Details
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If the software cannot find the scanner, close the scanner's power and verify your COM port selection in Device Manager. OS Compatibility: The Memoscan U581 is a handheld OBD2/CAN diagnostic
No Power Needed Initially: You generally do not need to power the scanner on until after you have hit the update button in the PC software to initiate the connection. memoscan u581 update software download new