Yamaha RS90GTZ Service Manual page 338

FUEL INJECTION SYSTEM
6. Verify the operation of the sensor or actua-
tor.
• Sensor operation
The data representing the operating condi-
tions of the sensor appears on the
odometer/tripmeter/fuel reserve tripmeter/
oil change tripmeter/display.
• Actuator operation
Push the grip warmer side of the grip/
thumb warmer adjustment switch to oper-
ate the actuator.
If the grip warmer side of the switch is
pushed again while the actuator is operat-
ing, the actuator operation will stop and
restart from the beginning.
7. Turn the main switch off to cancel the diag-
nostic mode.
TIP
To perform a reliable diagnosis, make sure to
turn off the power supply before every check
and then start right from the beginning.
7-11
FI