Yamaha X0S Series, Service Manual, Page: 32 / 64

2-20
Diagnosis function
ELEC
– +
Speed Sensor Diagnosis Mode
Press the assist mode switch “ ”
1
until the
“HIGH” assist mode indicator comes on.
Press the light switch “
”
3
.
The “HIGH” assist mode indicator flashes rap-
idly (0.2 second).
For more information about the speed sensor
diagnosis mode, see “Speed Sensor Diagnosis
Mode Display Method”.
Drive Unit Diagnosis Mode
Press the assist mode switch “ ”
1
→
“ ”
2
or “ ”
2
→
“ ”
1
until the “STD” assist mode
indicator comes on.
Press the light switch “ ”
3
.
The “STD” assist mode indicator flashes rap idly
(0.2 second).
For more information about the drive unit diag-
nosis mode, see “Drive Unit Diagnosis Mode
Display Method”.
3
2
1
3
2
1
Error Log Check Mode
Press the assist mode switch “ ”
2
until the
“ECO” assist mode indicator comes on.
Press the light switch “
”
3
.
The “ECO” assist mode indicator flashes rap idly
(0.2 second).
For more information about the error log check
mode, see “Error Log Check Mode Display Meth-
od”.
3
2
1
Fast flashing