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Home >> Hyundai >> 2014 >> Equus Signature >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Ignition System >> Repair Procedures >> On-Vehicle Inspection >> Inspect Ignition Coil Assembly And Perform Spark Test

Inspect Ignition Coil Assembly And Perform Spark Test

  1. Check for DTCs.
    NOTE:
    • If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC. (Refer to appropriate DIAGNOSIS article)
  2. Check if sparks occur.
    1. Remove the engine cover.
    2. Remove the ignition coils.
    3. Using a spark plug wrench, remove the spark plugs.
    4. Disconnect the injector extension connectors.
    5. Ground the spark plug to the engine.
      Fig 1: Identifying Spark Plug
      G09789162Courtesy of HYUNDAI MOTOR AMERICA
    6. Check if sparks occur at each spark plug while engine is being cranked.
    NOTE:
    • Do not crank the engine for more then 5 seconds.
  3. If sparks do not occur, perform the following test.
    Fig 2: Spark Plug Troubleshooting Flow Chart
    G09789163Courtesy of HYUNDAI MOTOR AMERICA
  4. Using a spark plug wrench, install spark plugs.
  5. Install the ignition coils.
  6. Install the engine cover.
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