Circuit Description
WARNING: This page is about a different car, the 2006 Suzuki Reno and 2006 Suzuki Forenza. However, it is still accessible from the selected car via links, so may be relevant.
The engine airflow measurements not based on throttle position are compared with throttle position based estimated airflow. If the ECM detects that measured airflow is much higher than the throttle based estimated airflow, a DTC will set.