Section 8 (Engine Control System & Fuel System - 1.8L (Lay) - Troubleshooting & Diagnosis)

• Symptoms - Engine Controls
  • Diagnostic Instructions
  • Symptoms Description
  • Symptoms Definition
  • Symptoms Verification
  • Symptoms Testing
  • Additional Symptoms Tests
    • Detonation/Spark Knock
    • Rough, Unstable, or Incorrect Idle and Stalling
    • Surges/Chuggles
    • Hard Start
    • Hesitation, Sag, Stumble
    • Poor Fuel Economy
    • Poor Fuel Fill Quality
      • Notes
      • Difficult to fill/Pre-mature shut-off of the fuel dispensing nozzle
      • Sudden Over Fill and Spillage
• Malfunction Indicator Lamp (MIL) Inoperative
  • Diagnostic Instructions
  • Circuit/System Description
  • MIL Operation
  • MIL Function
  • MIL Illumination
  • Reference Information
  • Circuit/System Verification
  • Circuit/System Testing
  • Repair Procedures
• Malfunction Indicator Lamp (MIL) Always On
  • Diagnostic Instructions
  • Circuit/System Description
  • MIL Operation
  • MIL Function
  • MIL Illumination
  • Reference Information
  • Circuit/System Testing
  • Repair Procedures
• Engine Cranks But Does Not Run
  • Diagnostic Instructions
  • Circuit/System Description
  • Diagnostic Aids
  • Reference Information
  • Circuit/System Verification
  • Repair Procedures
• Ignition Relay Diagnosis
  • Diagnostic Instructions
  • Circuit/System Description
  • Diagnostic Aids
  • Reference Information
  • Circuit/System Testing
  • Repair Procedures
• Fuel Pump Electrical Circuit Diagnosis
  • Diagnostic Instructions
  • Circuit/System Description
  • Diagnostic Aids
  • Reference Information
  • Circuit/System Testing
  • Component Testing
  • Repair Procedures
• Fuel System Diagnosis
  • Diagnostic Instructions
  • Circuit/System Description
  • Diagnostic Aids
  • Reference Information
  • Circuit/System Verification
  • Circuit/System Testing
  • Repair Procedures
• Fuel Injector Solenoid Coil Test - Engine Coolant Temperature Between 10-35 Degrees C (50-95 Degrees F)
  • Diagnostic Instructions
  • Diagnostic Fault Information
  • Circuit/System Description
  • Diagnostic Aids
  • Reference Information
  • Component Testing
  • Repair Procedures
• Fuel Injector Balance Test with Special Tool
  • Diagnostic Instructions
  • Diagnostic Fault Information
  • Circuit/System Description
  • Diagnostic Aids
  • Reference Information
  • Component Testing
  • Repair Procedures
• Fuel Injector Circuit Diagnosis
  • Diagnostic Instructions
  • Circuit/System Description
  • Diagnostic Aids
  • Reference Information
  • Circuit/System Testing
  • Component Testing
  • Repair Procedures
• Fuel Tank Leak Test
  • Diagnostic Instructions
    • Notes
    • Test Description
  • Diagnostic Aids
  • Reference Information
  • System Verification
  • System Testing
  • Repair Procedures
• Alcohol/Contaminants-in-Fuel Diagnosis
  • Diagnostic Instructions
  • Test Description
  • Reference Information
  • System Verification
  • System Testing
  • Particulate Contaminants in Fuel Testing Procedure
  • Repair Procedures
• Evaporative Emission Control System Diagnosis
  • EVAP Canister Inspection
    • Notes
    • Inspection Procedure
  • EVAP Canister Vacuum Leak Pump Assembly Inspection
• Electronic Ignition (EI) System Diagnosis
  • Diagnostic Instructions
  • Circuit/System Description
  • Diagnostic Aids
  • Reference Information
  • Circuit/System Testing
  • Repair Procedures
• Crankcase Ventilation System Inspection/Diagnosis
• Inspection/Maintenance (I/M) System Check
  • Diagnostic Instructions
  • Description
  • Conditions for Updating the I/M System Status
  • Monitored Emission Control Systems
  • Circuit/System Verification
  • Circuit/System Testing
• Inspection/Maintenance (I/M) Complete System Set Procedure
  • Diagnostic Instructions
  • Description
  • Conditions for Meeting a Cold Start
  • Circuit/System Verification
  • Inspection/Maintenance (I/M) System Set Procedure
• Inspection/Maintenance (I/M) System DTC Table
• Service Bay Test
  • Notes
  • EVAP Service Bay Test
  • Check Mode