1. Set the main switch to "OFF" and the engine stop switch to "
".
2. Disconnect the self-diagnosis signal connector "1", and then connect the FI diagnostic tool "2" as shown.
3. Disconnect the fuel pump coupler.
4. While pressing the "MODE" button, set the main switch to "ON".
NOTE:
5. Press the "UP" button to select the CO adjustment mode "CO" or the diagnostic mode "DIAG".
6. After selecting "DIAG", press the "MODE" button.
7. Select the diagnostic code number corresponding to the fault code number by pressing the "UP" and "DOWN" buttons.
NOTE:
8. Verify the operation of the sensor or actuator.
9. Set the main switch to "OFF" to cancel the diagnostic mode.
10.Disconnect the FI diagnostic tool and connect the self-diagnosis signal connector.
Diagnostic code table
Sensor operation table
Actuator operation table
Communication error with the FI diagnostic tool
Self-diagnostic function table
If the ECU detects an abnormal signal from a sensor while the vehicle is
being driven, the ECU illuminates
the engine trouble warning light and provides the engine with alternate
operating instructions that
are appropriate for the type of malfunction.
When an abnormal signal is received fro ...
Checking the front brake lever free play
Checking the front brake lever free play
Brake lever free play
The brake lever free play should measure
2.0-5.0 mm (0.08-0.20 in) as
shown. Periodically check the brake lever
free play and, if necessary, have a
Yamaha dealer check the brake system.
WARNING
An incorrect brake le ...
Incorrect engine idling speed
Engine
1. Cylinder and cylinder head
Incorrect valve clearance
Damaged valve train components
2. Air filter
Clogged air filter element
Fuel system
1. Throttle body
Damaged or loose throttle body joint
Improperly adjusted engine idling speed (idle
adjusting screw)
Improper ...