FixVault

Control Module

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2009 Volvo S60, 2008 Volvo S60, 2007 Volvo S60, 2006 Volvo S60, and 2005 Volvo S60. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Combustion Preheater Module (CPM) Connector & Screws
GLL105230Courtesy of VOLVO CARS OF NORTH AMERICA.

Position a screwdriver between the control module connector and its locking handle.

Turn the screwdriver to release the catch.

Continue pulling the locking handle outwards until the connector comes away from the control module.

Slacken off the 2 screws to remove the control module.