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Home >> Kia >> 2016 >> Soul Base, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Ignition System - 1.6L >> Spark Plug >> Repair Procedures >> Cleaning
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Repair Procedures: 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.
G11949950Courtesy of

[2nd Method] 

NOTE:
  • 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.
    NOTE:
    • If equipped with manual transaxle, shift the gear properly for keeping the engine speed above 3500 rpm.
    G11949951Courtesy of