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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 39 (Engine Control System Diagnosis - 1.6L (2 Of 3) (Except HEV)) >> DTC P0263: Cylinder 1 Contribution/Balance >> General Description

DTC P0263: Cylinder 1 Contribution/Balance: General Description

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ECM monitors Air/Fuel ratio of the each cylinder based on O2 sensor signal.

ECM performs this monitoring for 20 sec with a particular condition, and corrects fuel quantity of the each cylinder.

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