Key Interlock Solenoid: Miata
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2002 Mazda Protege5, 2002 Mazda Protege, 2002 Mazda Millenia, 2002 Mazda MX-5 Miata, and 2002 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect negative battery cable. Remove steering column cover. Disconnect key interlock solenoid connector. Insert ignition key in key cylinder. Inspect the key interlock operation when battery voltage is applied to solenoid terminal "C". Attach negative lead to terminal "D". See Fig 1 . If solenoid does not operate, replace key interlock solenoid. See KEY INTERLOCK SOLENOID under REMOVAL & INSTALLATION. Connect the negative battery cable.