Engine Controls - Tests W/Codes - 4-CYL EFI

• * Start Diagnosis Here *
• Check Engine Light Operation/Troubleshooting
  • Overview/Purpose
  • Check Engine Light Functional Test
  • Check Engine Light Will Not Come On
  • Check Engine Light Stays On
• Self-Diagnostic System Overview
• Retrieving Trouble Codes
• Trouble Code Definitions/Charts
  • Notes
  • Troubleshooting Aids
    • Notes
    • Component-Specific Testing/Information
    • Step-By-Step Diagnostic Flow Charts
    • Links to Charts for Vehicles without ECT
    • Links to Charts for Vehicles with ECT
• Clearing Trouble Codes