Replacing the Control Module: Installation: Finishing
WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.
Check that the heater functions according to Test Running the Additional Heater/Parking Heater .
Check that no diagnostic trouble codes (DTCs) have been stored while the repair was carried out.