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Home >> Kia >> 2005 >> Magentis LX, 2.4 6, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System/Fuel System - 2.4L (M/T) >> MFI Control System >> Description >> Fuel System Monitoring >> Monitoring Process
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Monitoring Process

The ECU monitors the averages of long term and short term fuel trim. If these fuel trim values reach and stay at their maximum limits (+/-25%) for a defined period of time, a diagnostic trouble code is set.

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