Yamaha YZ Power Tuner Manuel Du Propriétaire page 18

Engine control settings (SETTING function)
3. Select the area that you want to adjust
using the "
and then push the set button.
The value in the selected area will flash
2 times.
4. Change the adjustment value using the
" / " button.
The adjustment range for each area is
from –7 to +7.
For the engine speed and throttle posi-
tion values of each area, refer to the fol-
lowing illustrations.
Engine speed
1. Low engine speed
2. Medium engine speed
3. High engine speed
11
/ / / " button,
1 2 3
Throttle position
1. Small opening angle
2. Medium opening angle
3. Large opening angle
TIP
To increase the fuel injection amount,
G
change the adjustment value to a positive
(+) value. To decrease the fuel injection
amount, change the adjustment value to a
negative (–) value.
The difference between the adjustment val-
G
ues of adjacent areas must not be exces-
sive. The difference
adjustment values of adjacent areas should
be within ±3.
The settings will not be reflected in the en-
G
gine idling speed range (approximately
3000 rpm and at a throttle position of 2 de-
grees or less).
The engine speed and throttle position for
G
each area, as well as the increases and de-
creases to the fuel injection amount accord-
ing to the adjustment
according to the model.
Example: 2010 YZ450F
Engine speed
G
Low engine speed
Medium engine speed : 6500 rpm
High engine speed
3
2
1
between the
values, vary
: 4000 rpm
: 9000 rpm