Front Door Latch Switch Inspection

WARNING: This page is about a different car, the 2017 Mazda CX-9. However, it is still accessible from the selected car via links, so may be relevant.

Perform the front door glass preparation. (See FRONT DOOR GLASS REMOVAL/INSTALLATION .)
Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
Remove the following parts:
1. Front door trim (See FRONT DOOR TRIM REMOVAL/INSTALLATION .)
2. Front door glass (See FRONT DOOR GLASS REMOVAL/INSTALLATION .)
3. Front door module panel (See FRONT DOOR MODULE PANEL REMOVAL/INSTALLATION .)
4. Front door key cylinder (See FRONT DOOR KEY CYLINDER REMOVAL/INSTALLATION .)
5. Front inner handle (See INNER HANDLE REMOVAL/INSTALLATION .)
6. Front door latch and lock actuator (See FRONT DOOR LATCH AND LOCK ACTUATOR REMOVAL/INSTALLATION .)
Verify that the continuity is as indicated in the table.

Fig 1: Front Door Latch Switch Terminal Continuity Chart
Courtesy of MAZDA MOTORS CORP.

Fig 2: Front Door Latch Switch Circuit Diagram
Courtesy of MAZDA MOTORS CORP.
- If not as indicated in the table, replace the front door latch and lock actuator. (See FRONT DOOR LATCH AND LOCK ACTUATOR REMOVAL/INSTALLATION .)
NOTE:
- When inspecting the latch side of the front door latch switch, press in the latch lever using a flathead screwdriver and set it to the latched position.
Fig 3: Pressing In Latch Lever Using Flathead Screwdriver
Courtesy of MAZDA MOTORS CORP.