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Fault code No.
Item
Fail-safe system
Diagnostic code No.
Indicated
Procedure
Probable cause of mal-
Item
function and check
1
The vehicle has overturned.
2
Installed condition of lean
angle sensor.
3
Defective lean angle sensor.
4
Malfunction in ECU.
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Actuation
Procedure
30
Latch up detected.
Unable to start engine
Unable to drive vehicle
08
Lean angle sensor output voltage
• 0.4–1.4 (upright)
• 3.7–4.4 (overturned)
Remove the lean angle sensor and incline it more than 65 de-
grees.
Maintenance job
Raise the vehicle upright.
Check the installed direction
and condition of the sensor.
Execute the diagnostic
mode. (Code No. 08)
An indicated value is out of
the specified range → Check
the lean angle sensor.
Replace if defective.
Refer to "CHECKING THE
LEAN ANGLE SENSOR" on
page 8-72.
Replace the ECU.
33
Ignition coil: malfunction detected in the primary lead of the
ignition coil.
Unable to start engine
Unable to drive vehicle
30
Actuates the ignition coil five times at one-second intervals.
The "CHECK" indicator and "
screen come on each time the ignition coil is actuated.
Check that power is supplied to the ingnition coil.
• Check that a spark is generated.
8-46
FUEL INJECTION SYSTEM
Confirmation of service
completion
Turn the main switch to "
(on), then to "
then back to "
Fault code number is not dis-
played → Service is finished.
Fault code number is dis-
played → Go to item 2.
Turn the main switch to "
(on), then to "
then back to "
Fault code number is not dis-
played → Service is finished.
Fault code number is dis-
played → Go to item 3.
Turn the main switch to "
(on) then to "
then back to "
Fault code number is not dis-
played → Service is finished.
Fault code number is dis-
played → Go to item 4.
" on the Yamaha diagnostic tool
"
" (off), and
" (on).
"
" (off), and
" (on).
"
" (off), and
" (on).
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Troubleshooting
