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HOMESERVICE MANUALSHYUNDAI2014SONATA HYBRID BASEREPAIR AND DIAGNOSISENGINE PERFORMANCEENGINE CONTROL SYSTEMSGENERAL INFORMATION (FUEL SYSTEM) (HEV)TROUBLESHOOTINGBASIC TROUBLESHOOTINGBASIC TROUBLESHOOTING GUIDE
2014 Hyundai Sonata Hybrid Base

Basic Troubleshooting Guide

2014 Hyundai Sonata Hybrid BaseSECTION Basic Troubleshooting Guide
  1. Bring Vehicle to Workshop 
  2. Analyze Customer's Problem 
    • Ask the customer about the conditions and environment relative to the issue.

      (Use CUSTOMER PROBLEM ANALYSIS SHEET).

  3. Verify Symptom, and then Check DTC and Freeze Frame Data 
    • Connect the GDS to Diagnostic Link Connector (DLC).
    • Record the DTC and Freeze Frame Data.
      NOTE: To erase DTC and Freeze Frame Data, refer to Step  5.
  4. Confirm the Inspection Procedure for the System or Part 
    • Using the SYMPTOM TROUBLESHOOTING GUIDE CHART, choose the correct inspection procedure for the system or part to be checked.
  5. Erase the DTC and Freeze Frame Data 
    WARNING: NEVER erase DTC and Freeze Frame Data before completing Step  2: MIL/DTC in CUSTOMER PROBLEM ANALYSIS SHEET.
  6. Inspect Vehicle Visually 
    • Go to Step  11, if you recognize the problem.
  7. Recreate (Simulate) Symptoms of the DTC 
    • Try to recreate or simulate the symptoms and conditions of the malfunction as described by customer.
    • If DTC(s) is/are displayed, simulate the condition according to troubleshooting procedure for the DTC.
  8. Confirm Symptoms of Problem 
    • If DTC(s) is/are not displayed, go to Step 9.
    • If DTC(s) is/are displayed, go to Step  11.
  9. Recreate (Simulate) Symptom 
    • Try to recreate or simulate the condition of the malfunction as described by the customer.
  10. Check the DTC 
    • If DTC(s) dose (do), not occur, refer to INTERMITTENT PROBLEM PROCEDURE in BASIC INSPECTION PROCEDURE .
    • If DTC(s) occur(s), go to Step 11.
  11. Perform Troubleshooting Procedure for DTC 
  12. Adjust or repair the vehicle 
  13. Confirmation test 
  14. END 
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.