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Home >> Toyota >> 1998 >> Supra 3.0 E, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Emission Systems & Sub-Systems >> EGR Valve >> Turbo

EGR Valve: Turbo

  1. Remove EGR valve. See appropriate REMOVE/INSTALL/OVERHAUL article.
  2. Inspect EGR valve for restricted passages caused by carbon deposits. Using vacuum pump, apply vacuum directly to EGR valve and ensure valve opens. Release vacuum and ensure valve closes. Replace EGR valve if defective.