The most likely cause of your problem is the master switch in the drivers door. The windows and the locks are on two separate circuits. The only part that these two have in common is the master switch. Of course it is also possible that the wiring harness between the driver side door and cowl is - 2005-2010 Hummer H3 Guideline to Understanding the Wiring Diagram for a 2010 Mazda 3 Every car owner is familiar with the importance of having a reliable wiring diagram. This document provides a detailed map of the vehicle's wiring system, indicating the connections of all electrical components and the relationship between them. A good wiring diagram can save time HMEa.