Engine Controls And Fuel - 3.4L - Diagnosis & Troubleshooting

• Symptoms - Engine Controls
  • Diagnostic Instructions
  • Symptoms Description
  • Diagnostic Fault Information
  • Symptoms Definition
  • Symptoms Verification
    • Notes
    • Identifying Intermittent Conditions
    • Visual/Physical Check
  • Symptoms Testing
  • Additional Symptoms Tests
    • Hard Start
    • Hesitation, Sag, Stumble
    • Poor Fuel Economy
    • Detonating/Spark Knock
    • Lack of Power, Hesitation or Cut Out
    • Poor Fuel Fill Quality
    • Rough, Unstable or Incorrect Idle and Stalling
    • Surges/Chuggles
• Poor Fuel Fill Quality
• Malfunction Indicator Lamp (MIL) Diagnosis
  • Diagnostic Instructions
  • Circuit/System Description
  • Reference Information
    • Schematic Reference
    • Connector End View Reference
    • Electrical Information Reference
    • Scan Tool Reference
  • Circuit/System Verification
  • Circuit/System Testing
  • Repair Procedures
• Engine Cranks but Does Not Run
  • Diagnostic Instructions
  • Circuit/System Description
  • Reference Information
    • Schematic Reference
    • Connector End View Reference
    • Electrical Information Reference
    • Scan Tool Reference
    • Special Tools Required
  • Circuit/System Verification
  • Circuit/System Testing
  • Repair Procedures
• Fuel Pump Electrical Circuit Diagnosis
  • Diagnostic Instructions
  • Diagnostic Fault Information
  • Circuit/System Description
  • Diagnostic Aids
  • Reference Information
    • Schematic Reference
    • Connector End View Reference
    • Electrical Information Reference
    • Scan Tool Reference
    • Special Tools Required
  • Circuit/System Verification
  • Circuit/System Testing
  • Component Testing
  • Repair Procedures
• Fuel System Diagnosis
  • Diagnostic Instructions
  • Circuit/System Description
  • Reference Information
    • Description and Operation
    • Electrical Information Reference
    • Scan Tool Reference
    • Special Tools Required
  • Circuit/System Verification
  • Circuit/System Testing
  • Repair Procedures
• Fuel Injector Diagnosis (w/J39021 or w/Tech 2)
  • Diagnostic Instructions
  • Circuit/System Description
  • Diagnostic Aids
  • Reference Information
    • Schematic Reference
    • Connector End View Reference
    • Electrical Information Reference
    • Scan Tool Reference
    • Special Tools Required
  • Component Testing
    • Fuel Injector Coil Test
    • Fuel Injector Balance Test-Fuel Pressure Test
    • Fuel Injector Balance Test with Special Tool
    • Fuel Injector Balance Test with Tech 2
    • Pressure Drop Calculation
  • Repair Procedures
• Fuel Injector Diagnosis (w/CH47976)
  • Diagnostic Instructions
  • Circuit/System Description
  • Reference Information
    • Schematic Reference
    • Connector End View Reference
    • Electrical Information Reference
    • Special Tools Required
  • Component Testing
  • Repair Procedures
• Alcohol/Contaminants-in-Fuel Diagnosis
  • Diagnostic Instructions
  • Test Description
  • Reference Information
  • System Verification
  • Alcohol in Fuel Testing with Special Tool
  • Alcohol in Fuel Testing without Special Tool
  • Particulate Contaminants in Fuel Testing Procedure
  • Repair Procedures
• Electronic Ignition (EI) System Diagnosis
  • Diagnostic Instructions
  • Circuit/System Description
  • Diagnostic Aids
  • Reference Information
    • Schematic Reference
    • Connector End View Reference
    • Description and Operation
    • Electrical Information Reference
    • DTC Type Reference
    • Scan Tool Reference
    • Special Tools Required
  • Circuit/System Testing
  • Component Testing
  • Repair Procedures
• Crankshaft Position Sensor System Diagnosis
  • Diagnostic Instructions
  • Diagnostic Fault Information
  • Typical Scan Tool Data
  • Circuit/System Description
  • Diagnostic Aids
  • Reference Information
    • Schematic Reference
    • Connector End View Reference
    • Description and Operation
    • Electrical Information Reference
    • DTC Type Reference
    • Scan Tool Reference
  • Circuit/System Verification
  • Circuit/System Testing
  • Component Testing
  • Repair Procedures
• 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 Fault Information
  • 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
  • Description
  • Conditions for Running the Test
  • Test Procedure