Driver's Seat

Disconnect the buckle switch connector.
Inspect for continuity between the buckle switch terminals using an ohmmeter.
- If not as specified, replace the front buckle.
  
  Fig 1: Inspecting Buckle Switch Continuity (1 Of 2)
  Courtesy of MAZDA MOTORS CORP.
  
  Fig 2: Inspecting Buckle Switch Continuity (2 Of 2)
  Courtesy of MAZDA MOTORS CORP.