On-Vehicle Inspection

2017 Kia Rio EX, 4D HatchbackSECTION On-Vehicle Inspection

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 DTC INDEX )
  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 4 injector connectors.
    5. Ground the spark plug to the engine.
      Fig 1: Grounding Spark Plug To Engine
      G11844908Courtesy of KIA MOTORS AMERICA, INC.
    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 Test Flow Chart
    G11844909Courtesy of KIA MOTORS AMERICA, INC.
  4. Using a spark plug wrench, install spark plugs.
  5. Install the ignition coils.
  6. Install the cylinder head center cover and the engine cover.
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.