Engine Controls - Tests W/Codes - 1.8L

• Introduction
• Self-Diagnostic System
  • Malfunction Indicator Light (Mil)
    • Notes
    • Hard Failures
    • Intermittent Failures
  • Diagnostic Procedure
  • Service Precautions
  • Retrieving Codes With Voltmeter
  • Retrieving Codes With Scan Tester
  • Clearing Codes
  • ECM Location
  • ECM Power & Ground Circuits
  • Component Location
  • Fault Codes
• Diagnostic Tests
  • Notes
  • Code 11 - Front Heated Oxygen Sensor (Ho2S) Malfunction
  • Code 12 - Volume Airflow (VAF) Sensor Malfunction
  • Code 13 - Intake Air Temperature (IAT) Sensor Malfunction
  • Code 14 - Throttle Position (TP) Sensor Malfunction
  • Code 21 - Engine Coolant Temperature (ECT) Sensor Malfunction
  • Code 22 - Crankshaft Position (CKP) Sensor Malfunction
  • Code 23 - Camshaft Position (CMP) Sensor Malfunction
  • Code 24 - Vehicle Speed Sensor (VSS) Malfunction
  • Code 25 - Barometric Pressure (BARO) Sensor Malfunction
  • Code 41 - Fuel Injector Malfunction
  • Code 42 - Fuel Pump Malfunction
  • Code 43 - EGR Temperature Sensor Malfunction
  • Code 44 - Ignition Coil/Power Transistor Malfunction
  • Code 59 - Rear Heated Oxygen Sensor (Ho2S) Malfunction
• Summary
• Wiring Diagrams