Diagnostic Mode - Yamaha 2012 TMAX XP500A Service Manual

EAS27431

DIAGNOSTIC MODE

Setting the diagnostic mode
1. Set 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 left set button "1" and right set button "2", set 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 odometer displays.
• "dIAG" appears on the odometer LCD.
4. Press the left set button to select the CO adjustment mode "Co" or the diagnostic monitoring
mode "dIAG".
5. After selecting "dIAG", simultaneously press the left set and right set buttons for 2 seconds or
more to execute the selection.
6. Set the engine stop switch to "
7. Select the diagnostic code number that applies to the item that was verified with the fault code
number by pressing the left set and right set buttons.
TIP
The diagnostic code number appears on the clock LCD (d:01–d:70).
• To decrease the selected diagnostic code number, press the right set button. Press the right set
button for 1 second or longer to automatically decrease the diagnostic code numbers.
• To increase the selected diagnostic code number, press the left set button. Press the left set but-
ton for 1 second or longer to automatically increase the diagnostic code numbers.
8. Verify the operation of the sensor or actuator.
• Sensor operation
The data representing the operating conditions of the sensor appears on the odometer LCD.
• Actuator operation
Set the engine stop switch to "
TIP
If the engine stop switch is set to "
9. Set the main switch to "OFF" to cancel the diagnostic mode.
".
" to operate the actuator.
", set it to " ", and then set it to "
8-34
FUEL INJECTION SYSTEM
".
" again.