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Home >> Mazda >> 1984 >> GLC 4D Sedan >> Repair and Diagnosis >> Engine Performance >> System >> Feedback Carburetor System >> Testing >> Idle Up System >> 3-Way Solenoid Valves

3-Way Solenoid Valves

  1. On GLC models, unplug connector from throttle positioner solenoid valve. Valve is located on the firewall behind the carburetor. Apply battery power to Yellow/Black terminal and ground the Light Green/Red terminal.
  2. The throttle positioner solenoid should be open to manifold vacuum signal. Replace if it does not respond as described.