Electronic Control Unit
WARNING: This page is about a different car, the 1984 Volvo 760, 1984 Volvo 245, 1984 Volvo 244, and 1984 Volvo 242. However, it is still accessible from the selected car via links, so may be relevant.
Pull back carpeting or trim on right kick panel. Remove cover and disconnect plug from control unit. Remove mounting bolts and control unit. To install, reverse removal procedure.