SFI SYSTEM GENERAL


  1. OUTLINE


    1. The engine control system of the 2ZR-FXE engine has the following systems.

      System
      SFI (Sequential Multiport Fuel Injection)
      ESA (Electronic Spark Advance)
      ETCS-i (Electronic Throttle Control System-intelligent)
      VVT-i (Variable Valve Timing-intelligent)
      EGR Control*
      Cooling Fan Control
      Water Pump Control
      Fuel Pump Control
      Air Fuel Ratio Sensor and Oxygen Sensor Heater Control
      Evaporative Emission Control
      Engine Immobiliser System
      Fail-safe
      Diagnosis

      Tech Tips

      *: Models with EGR system

  2. MAJOR DIFFERENCE


    1. The new models have been modified from the previous models as shown below:


      1. Due to the addition of the E25 models, which uses fuel with an ethanol concentration of 25%, the EGR system has been discontinued on the engine for E25 models.