Yamaha 2008 Fazer FZ1-N Service Manual page 428

Fault code No. 30 Symptom No normal signal is received from the lean angle sensor.
Diagnostic code No.
Item/components and probable
Order
1 The vehicle has overturned.
Installed state of the lean angle sen-
2
sor
Connections
• Lean angle sensor coupler
• Main wire harness ECU coupler
3
Defective lean angle sensor
4
Fault code No. 33 Symptom
Diagnostic code No.
Item/components and probable
Order
Connections
• Cylinder-#1 ignition coil coupler
• Main wire harness ECU coupler
1 • Sub-wire harness 1 coupler
Open or short circuit in wire harness
and/or sub-wire harness 1.
2
Defective cylinder-#1 ignition coil
3
08 Lean angle sensor
cause
Open circuit detected in the primary lead of the cylinder-
#1 ignition coil.
30 Cylinder-#1 ignition coil
cause
FUEL INJECTION SYSTEM
Check or maintenance job
Raise the vehicle upright.
Check the installed direction and
condition of the sensor.
• Check the coupler for any pins
that may be pulled out.
• Check the locking condition of
the coupler.
• If there is a malfunction, repair it
and connect the coupler
securely.
• Execute the diagnostic mode.
(Code No.08)
• Replace if defective.
Refer to "CHECKING THE
LEAN ANGLE SENSOR" on
page 8-149.
Check or maintenance job
• Check the couplers for any pins
that may be pulled out.
• Check the locking condition of
the couplers.
• If there is a malfunction, repair it
and connect the coupler
securely.
• Repair or replace if there is an
open or short circuit.
• Between cylinder-#1 ignition
coil coupler and ECU coupler.
(Red/Black–Red/Black)
(Orange–Orange)
• Execute the diagnostic mode.
(Code No.30)
• Test the primary and secondary
coils for continuity.
• Replace if defective.
Refer to "CHECKING THE
IGNITION COILS" on page 8-
147.
8-59
Reinstatement
method
Turning the
main switch to
"ON" (however,
the engine can-
not be restarted
unless the main
switch is first
turned to
"OFF").
Reinstatement
method
Starting the
engine and
operating it at
idle.