Controlled Catalytic Converter (C-4) System

• Description
• Operation
  • Oxygen Sensor
  • Electronic Control Module (ECM)
  • Carburetor
  • Catalytic Converter
  • Engine Sensors & Switches
    • Coolant Temperature Sensor (CTS)
    • Wide Open Throttle (WOT)
    • Closed Throttle Switch
• Component Replacement
  • Oxygen Sensor
    • Notes
    • Removal
    • Installation
  • Vacuum Switches
    • Removal & Installation
  • Electronic Control Module
    • Removal & Installation
  • Programmable Read Only Memory (Prom)
    • Removal
    • Installation
• Testing & Diagnosis
  • C-4 Diagnostics
  • Warning Light Check
  • Trouble Codes
  • System Performance Check
    • Notes
    • Connecting Dwell Meter
  • Diagnostic Procedures