Driver's Side

WARNING: This page is about a different car, the 2014 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION [SKYACTIV-G 2.0, SKYACTIV-G 2.5] .)
Remove the door lock switch. (See POWER WINDOW MAIN SWITCH REMOVAL/INSTALLATION .)
Verify that the continuity is as indicated in the table.

Fig 1: Door Lock Switch Continuity Reference Chart (Driver Side)
Courtesy of MAZDA MOTORS CORP.
- If the continuity is not as indicated in the table, replace the door lock switch.
  
  Fig 2: Door Lock Switch Circuit (Driver Side)
  Courtesy of MAZDA MOTORS CORP.