What are the wiring colours for a peugeot 406?

The wiring colors for a Peugeot 406 can vary depending on the specific model and year, but generally, common colors include: brown for earth, red for positive battery power, and blue for various functions like indicators or lights. For audio systems, typically, the yellow wire is for battery power, the black for ground, and other colors may indicate speakers or additional functions. Always consult the vehicle's manual or a wiring diagram for accurate information specific to your model.