Diagnostic Mode - Yamaha 2009 Diversion XJ6S Service Manual

EAS27411

DIAGNOSTIC MODE

Setting the diagnostic mode
1. Turn the main switch to "OFF" and set the engine stop switch to "
2. Disconnect the wire harness coupler from the fuel pump.
3. Simultaneously press and hold the "SELECT" and "RESET" buttons, turn the main switch to "ON",
and continue to press the buttons for 8 seconds or more.
TIP
All displays on the meter disappear except the clock and tripmeter displays.
G
"dI" appears on the clock LCD.
G
4. Press the "SELECT" button to select the CO adjustment mode "Co" (Refer to "ADJUSTING THE
EXHAUST GAS VOLUME" on page 8-80) or the diagnostic monitoring mode "dI".
5. After selecting "dI", simultaneously press the "SELECT" and "RESET" buttons for 2 seconds or more
to execute the selection.
6. Set the engine stop switch to "OFF".
7. Select the diagnostic code number that applies to the item that was verified with the fault code num-
ber by pressing the "SELECT" and "RESET" buttons.
TIP
The diagnostic code number appears on the clock LCD (01–70).
To decrease the selected diagnostic code number, press the "RESET" button. Press the "RESET"
G
button to automatically decrease the diagnostic code numbers.
To increase the selected diagnostic code number, press the "SELECT" button. Press the "SELECT"
G
button to automatically increase the diagnostic code numbers.
8. Verify the operation of the sensor or actuator.
Sensor operation
G
The data representing the operating conditions of the sensor appears on the trip LCD.
Actuator operation
G
Set the engine stop switch to "
TIP
If the engine stop switch is set to "
9. Turn the main switch to "OFF" to cancel the diagnostic mode.
" to operate the actuator.
", set it to " ", and then set it to "
8-48
FUEL INJECTION SYSTEM
".
" again.