Buckle Switch Inspection

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.

Switch the ignition to off.
Disconnect the negative battery cable and wait for 1 min or more. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
Remove the front seat. (See FRONT SEAT REMOVAL/INSTALLATION .)
Remove the front buckle. (See FRONT BUCKLE REMOVAL/INSTALLATION .)
Inspect for continuity between the buckle switch terminals using a tester.

Fig 1: Buckle Switch Circuit Diagram
Courtesy of MAZDA MOTORS CORP.
- If not as indicated in the table, replace the front buckle.
Fig 2: Buckle Switch Terminal Continuity Chart
Courtesy of MAZDA MOTORS CORP.