October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Closed Loop Control (Feedback Control)

After engine warm-up, air/fuel ratio is determined by the oxygen sensor signal to the ECU. The ECU controls air/fuel ratio through the Feedback Solenoid Valve (FBSV) and Slow-Cut Solenoid Valve (SCSV).