Hood Latch Switch Inspection

WARNING: This page is about a different car, the 2018 Mazda CX-9. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
Remove the front bumper. (See FRONT BUMPER REMOVAL .)
Disconnect the hood latch switch connector. (See HOOD LATCH REMOVAL/INSTALLATION .)
Verify that the continuity is as indicated in the table.
NOTE:
- Inspect the continuity when the hood is open and closed.
  
  Fig 1: Hood Latch Switch Terminals Continuity Chart
  Courtesy of MAZDA MOTORS CORP.
  
  Fig 2: Checking Hood Latch Continuity
  Courtesy of MAZDA MOTORS CORP.
- If the operation as indicated in the table cannot be verified, replace the hood latch.