The Windows Registry may no longer know where to look for the file.

The file is a dynamic link library associated with specialized vehicle diagnostics, telematics, or fleet management software. When this file goes missing, it typically prevents the host application from launching or connecting to the vehicle's hardware interface.

If the file was recently deleted, check your . Additionally, open your Antivirus/Windows Defender history. If you see audiohook.dll in the quarantine list, "Restore" it and add the software folder to your exclusions list . 2. Reinstall the Vehicle Diagnostic Software