Which engine model of Kia Sportage is prone to cylinder scoring?

1 Answers
LeSteven
07/30/25 12:55am
Kia Sportage cylinder scoring phenomenon is associated with the older 2.0L engine model, with no such complaints reported for newer versions. Cylinder scoring refers to deep grooves being formed on the cylinder wall, causing loss of sealing between the piston, piston rings and cylinder wall, which subsequently leads to reduced cylinder compression pressure and loss of power. The following are characteristics of engine cylinder scoring: 1. Significant decrease in vehicle power under normal conditions. 2. Abnormal water temperature, showing high temperature shortly after starting or even boiling over. 3. Increased exhaust emissions with blue smoke from the tailpipe. 4. Abnormal noises during engine operation. 5. Engine misfiring occurs either after prolonged idling or shortly after driving begins.
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