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DTC SET CONDITIONS Logic Flow Chart Start Monitoring conditions Calculate crankshaft angular acceleration (An) An < TH MF (Ne, Ec)* Misfire Calculate percent misfire (R MF ) End No No No No No No Yes Yes Yes Yes Yes Yes Good Within 1000rev R MF > specified value Malfunction (exceed std ×1.5) Good Malfunction (damage the cat.) Good R MF > THCD (Ne, Ec)* Calculate percent misfire (R MF ) Within 200rev (Ne : engine spee d * R MF > THCD Ec : charge efficienc y MF : Threshold value for misfir e TH CD : Threshold value for catalyst damage ) ZK603750 AA00 MULTIPORT INJECTION SYSTEM (MFI) <DIAGNOSIS> 13Ab-407 DIAGNOSTIC TROUBLE CODE PROCEDURES |