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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE> 13A-123 DTC SET CONDITIONS <Range/Performance problem − high> Logic Flow Chart Check Conditions • Throttle position sensor output voltage is 0.8 volt or lower. • Mass airflow sensor output voltage is 4.9 volts (corresponding to an air flow rate of 295 g/sec) or Judgement Criterion • Mass airflow sensor output voltage has continued to be 2.5 volts (corresponding to an air flow rate . End No No No Malfunction Good Output voltage >= 2.5 V AK900353 Start Yes Yes Yes Continuous Monitoring |