DTC Set Conditions

Check conditions are where throttle position sensor output voltage is 1.5 volts or more and engine speed is higher than 2000 RPM. Judgement criteria is where volume airflow sensor output frequency has continued to be 60 Hz or lower for 2 seconds.

Check conditions are where throttle position sensor output voltage is 2 volts or lower and engine speed is lower than 2000 RPM. Judgement criteria is where volume airflow sensor output frequency has continued to be 800 Hz or higher for 2 seconds.