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Home >> Hyundai >> 2011 >> Equus Signature >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Ignition System >> Repair procedures >> On-vehicle Inspection >> Spark test

Spark test

  1. Disconnect the ignition coil connectors (A).
    Fig 1: Identifying Ignition Coil Connectors
    G07309046Courtesy of HYUNDAI MOTOR CO.
    Fig 2: Identifying Ignition Coil Connectors
    G07309047Courtesy of HYUNDAI MOTOR CO.
  2. Remove the ignition coils (A).

    Tightening torque: 

    9.8 ~ 11.8N.m (1.0 ~ 1.2kgf.m, 7.2 ~ 8.7lb-ft)

    NOTE: Bank #1 consist of cylinders #1, #3, #5, & #7
    Fig 3: Identifying Ignition Coils (Bank 1)
    G07309049Courtesy of HYUNDAI MOTOR CO.
    NOTE: Bank #2 consist of cylinders #2, #4, #6, & #8
    Fig 4: Identifying Ignition Coils (Bank 2)
    G07309048Courtesy of HYUNDAI MOTOR CO.
  3. Using a spark plug socket, remove the spark plug.
  4. Install the spark plug to the ignition coil.
  5. Ground the spark plug to the engine.
    Fig 5: Installing Spark Plug To Ignition Coil
    G07309050Courtesy of HYUNDAI MOTOR CO.
    NOTE: Crank the engine for no more than 5 ~ 10 seconds.

    To prevent fuel being injected from injectors while the engine is being cranked, disconnect the injector connector.

  6. Inspect all the spark plugs.
  7. Using a spark plug socket, install the spark plug.

    Tightening torque: 

    24.5 ~ 29.4N.m (2.5 ~ 3.0kgf.m, 18.1 ~ 21.7lb-ft)

  8. Install the ignition coil.
  9. Reconnect the ignition coil connector.
    Fig 6: Spark Test Flow Chart
    G07309051Courtesy of HYUNDAI MOTOR CO.