Lumbar Support 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 lumbar support switch connector.
Verify that the continuity between the lumbar support switch terminals is as indicated in Fig 1 .

Fig 1: Lumbar Support Switch Continuity Check
Courtesy of MAZDA MOTORS CORP.

If not as indicated, replace the lumbar support switch.

Fig 2: Checking Continuity Between Terminal Of Lumbar Support Switch
Courtesy of MAZDA MOTORS CORP.