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Home >> Mazda >> 1990 >> RX-7 GXL, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Emission Systems & Sub-Systems >> Switching Solenoid Valve
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Switching Solenoid Valve

  1. Disconnect vacuum hoses from switching solenoid valve. Blow through port "A". See Figure . Air should flow from port "B". Remove connector from solenoid valve.
  2. Apply battery voltage and ground to proper terminals. See Figure . Blow through port "A". Air should flow from air filter.
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