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Home >> Suzuki >> 2012 >> SX4 Crossover, Automatic CVT Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine General Information & Diagnosis >> General Description >> OBD System Description - Fuel System Monitor (EVAP Leak Check Model) >> Post Catalyst Fuel Trim System Description/Monitoring Procedure
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Post Catalyst Fuel Trim System Description/Monitoring Procedure

The ECM monitors the A/F sensor characteristic offset by monitoring the feedback condition of HO2S. When the sum of correction factor of HO2S system exceeds higher or lower value, the ECM will set DTC.

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