Reading Off Extended Fault-Tracing Information
WARNING: This page is about a different car, the 2010 Volvo V70, 2009 Volvo V70, and 2008 Volvo V70. However, it is still accessible from the selected car via links, so may be relevant.
This function can be used to read out parameters, identify status and counts stored at the same time as a diagnostic trouble code (known as frozen values).