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Home >> Infiniti >> 1993 >> Q45 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Emission Systems & Sub-Systems >> Exhaust Gas RECIRCULATION (EGR) >> EGRC-Solenoid Valve

EGRC-Solenoid Valve

  1. Remove vacuum lines and electrical connector from solenoid. Remove solenoid from vehicle. Using jumper wires, connect battery voltage and ground to appropriate terminal of solenoid. See EGRC-SOLENOID TERMINAL IDENTIFICATION table. Blow into vacuum port "B" on end of solenoid.
    EGRC-SOLENOID TERMINAL IDENTIFICATION

    Application Power Ground
    G20 White/Green Purple
    J30 Green/Yellow Red/Black
    Q45 Red Blue/Red
  2. As battery voltage is applied, air should pass out of vacuum port "A". With power and ground removed from solenoid, air should pass out of port "C". Port "C" may be covered by a filter. See Figure .