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Home >> Isuzu >> 1992 >> Impulse RS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Emission Systems & Sub-Systems >> Exhaust Gas RECIRCULATION (EGR) >> EGR Transducer
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EGR Transducer

  1. Remove vacuum hoses from EGR transducer. Place finger over port "P" (VSV), and blow into port "Q" (EGRV). See Figure . Air should pass through filter of EGR transducer.
  2. Place finger over port "P" (VSV), and blow into port "R" (tube "S"). Air should pass through EGR transducer, but be restricted. Replace EGR transducer if defective.
NOTE: On Impulse and Stylus, EGR Vacuum Switching Valve (VSV) may also be referred to as EGR control solenoid.
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