The following document contains information related to Volvo 440 electrical installation schematic diagram. It such the wiring schematic for Volvo 440, 460, and 480 series.
you will find in the depth of the document are the typical wiring
diagram for 1991 Volvo 440/460 models, wiring diagram for the
B18E/B18F/B18FT/ Engine of the same vehicle, anti-lock braking system
(ABS) wiring diagram for the 1991 and 1992 440/480 models, the typical
wiring of 1992 440/480 models and etc.
Find complete document about 1991 Volvo 440 Electrical Wiring Schematic Diagram, here in pdf