What color wires go to what number on the ignition of a 1991 Volvo 240 dl?

In a 1991 Volvo 240 DL, the ignition switch typically has the following wire connections: the red wire goes to terminal 30 (battery power), the black wire connects to terminal 15 (ignition), the yellow wire is for terminal 50 (starter), and the brown wire is for terminal 31 (ground). It's essential to consult a wiring diagram for your specific model to ensure accuracy and safety during any electrical work.