Code 1: (Ignition Signal)

WARNING: This page is about a different car, the 1994 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Trouble Code No. 1 Diagnostic Chart (Ignition Signal)

Courtesy of MAZDA MOTORS CORP.

Fig 2: Trouble Code No. 1 Ignition System Circuit Diagram

Courtesy of MAZDA MOTORS CORP.