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.

Deceleration Fuel Cut-Off: Operation

When engine speed sensor detects 1700 RPM or less, it deactivates the air switching valve by opening the solenoid valve. This keeps smooth vehicle operation during engine made transient stage and prevents engine stalling.