Yamaha YBR250 2007 Service Manual page 67

ADJUSTING THE EXHAUST GAS VOLUME
3
8. Change the CO volume adjustment by pressing
the "UP" and "DOWN" buttons.
NOTE:
1
The CO volume adjusted and the low idle rotation
are indicated on the display 1.
• To reduce the CO volume adjusted, press "DOWN"
2
2.
• To increase the CO volume adjusted, press "UP"
3.
9. Perform the selected adjustment when releasing
the pushed button ("UP" or "DOWN").
10.Turn the starting switch to "OFF" for canceling
the adjusting mode.
11.Disconnect the injection diagnostic and
reconnect the self-diagnostic signal terminal.
3-11
CHK
ADJ