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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 413 (Engine Controls - Self Diagnostics - 8.1L) >> Drive Cycles >> Inspection/Maintenance Exhaust Gas RECIRCULATION (EGR) System Set Procedure >> Conditions For Running

Conditions For Running

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  1. The Barometric Pressure (BARO) is more than 70 kPa.
  2. The engine coolant has exceeded 140°F (60°C).
  3. The Intake Air Temperature (IAT) is between 32-212°F (0-100°C).