Retrieving Past Malfunction DTCS
WARNING: This page is about a different car, the 2002 Mazda Millenia. However, it is still accessible from the selected car via links, so may be relevant.
Turn ignition on. Using jumper wire, connect DLC terminal SCN (White/Red wire) to ground. See Fig 1. If past malfunction code(s) are stored, AIR BAG warning light will flash, indicating past malfunction DTCs.