Universal Automotive Heated Seat Switch Wiring Explained

This is an informational page to show how a rectangular universal automotive heated switch is wired. This applies to the very popular Dorman 901-899, which is used in many vehicles including Infiniti G20 2002-99, Infiniti I30 2001-96, Infiniti I35 2004-02, Infinity QX4 2003-97, Nissan Maxima 2003-95, Nissan Pathfinder 2004-93 and many others, including some Subaru …