Kia Soul: Spark Plug Cleaning - Ignition System - Engine Electrical SystemKia Soul: Spark Plug Cleaning

Kia Soul 2014-2019 PS Service Manual / Engine Electrical System / Ignition System / Spark Plug Cleaning

The combustion temporarily becomes unstable, due to the aged fuel and the carbon deposits accumulated on the spark plug(s) after long-term storage.
[1st Method]
1.
Start the engine and keep the engine running at idle for 2 minutes.
2.
Step on the accelerator pedal and hold it steady at 4500 rpm with the shift lever in N position to warm up  the engine until the temperature of the engine coolant reaches 80°C.
3.
Keep the engine running at 2500~3000 rpm in the N position for 15 minutes.

[2nd Method]
  
The 2nd method should be performed only if the 1st method fails (the misfire-related codes recur).
1.
Start the engine and keep the engine running at idle for 2 minutes.
2.
Drive the vehicle for over 20 minutes, keeping the engine speed above 3500 rpm.
  
If equipped with manual transaxle, shift the gear properly for keeping the engine speed above 3500 rpm.

    Spark Plug Inspection
    [On vehicle inspection] 1. Accelerate the engine to about 3,000 rpm 3 times or more. 2. Remove the spark plug. ...

    Spark Plug Removal
    1. Remove the ignition coil. (Refer to Ignition System - "Ignition Coil") 2. Using a spark plug wrench, remove the spark plu ...

    See also:

    Tilting the sunroof
    Before opening or closing the sunroof, open the sunshade (refer to the following page for instructions on how to use the sunshade). To tilt up the sunroof - Push the sunroof glass control leve ...

    Components and Components Location
    Component Location 1. Power outlet relay2. Cooling fan relay 13. Defroster relay4. Cooling fan relay 25. EMS Box ...

    Repair procedures
    Replacement 1. Disconnect the battery negative cable from the battery and then wait for at least 30 seconds. 2. Turn the steering wheel so that the front wheels are facing straight ahead. 3 ...