Power Seat Switch

WARNING: This page is about a different car, the 2004 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the power seat switch connector.
Verify that the continuity between the power seat switch terminals is as indicated in Fig 1 .

If not as indicated, replace the power seat switch.

Fig 1: Inspecting Power Seat Switch Continuity
Courtesy of MAZDA MOTORS CORP.