2.5L Feedback Carburetor System

• Description
• Operation
  • Notes
  • Fuel Control
  • Data Sensors
    • Oxygen Sensor
    • 10 in. Hg (Adaptive Mode) Vacuum Switch
    • 4 in. Hg (Wide Open Throttle) Vacuum Switch
    • Open Loop Coolant Temperature Switch
    • Thermal Electric Switch (TES)
    • Engine RPM Voltage
  • Microcomputer Control Unit (MCU)
    • Notes
    • Open Loop Mode
    • Closed Loop Mode
  • Catalytic Converter
• Diagnosis & Testing
  • Notes
  • Testing Information
  • System Test Menu
  • Connector Pin Locations
  • Test No. 1 - System Operational Test
  • Test No. 2 - Coolant Temperature Switch Circuit Test
  • Test No. 3 - Vacuum Switch Circuit Test
  • Test No. 4 - Thermal Electric Switch Circuit
  • Test No. 5 - Engine Rpm (Tach) Voltage Test
  • Test No. 6 - Mixture Control Solenoid Test
• Removal & Installation
  • Oxygen Sensor
    • Removal & Installation
  • MCU
    • Removal & Installation
  • Mixture Control Solenoid
    • Removal & Installation
• Wiring Diagrams