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Ignition Switch Inspection

  1. Remove the ignition switch. See IGNITION SWITCH  .
  2. Inspect for continuity between the ignition switch terminals using an ohmmeter.
    Fig 1: Inspecting Ignition Switch
    G04310564Courtesy of MAZDA MOTORS CORP.

    Inspection 

    INSPECTION CHART

    Circuit to test Connect self-powered test light or ohmmeter to terminals Move switch to these positions A good switch will indicate
    Run power circuit B1 and A1
    B2 and A2
    B4 and A4
    Off/lock Open circuit
    Accessory Open circuit
    Run Closed circuit
    Start Open circuit
    Run/start power circuit B5 and 11 Off/lock Open circuit
    Accessory Open circuit
    Run Closed circuit
    Start Closed circuit
    Ace power circuit B5 and A1 Off/lock Open circuit
    Accessory Closed circuit
    Run Open circuit
    Start Open circuit
    Start power circuit B4 and STA Off/lock Open circuit
    Accessory Open circuit
    Run Open circuit
    Start Closed circuit
  3. If not as specified, replace the ignition switch.