Diagnostic Functions. Cruise Control (B5234T3;B5254T;1998): Overview: General

Fig 1: Volvo Scan Tool

Courtesy of VOLVO CARS OF NORTH AMERICA.

The control module has a built-in diagnostics system (Volvo on-board diagnostic (OBD) system), which monitors input and output signals continuously. Information about system performance can be obtained using the Volvo Scan Tool (ST) connected to the data link connector (DLC).