Yamaha 2007 FZ6-NA Service Manual page 418

Fault code No. 14 Symptom
Diagnostic code No.
Item/components and probable
Order
Intake air pressure sensor hose
1
Intake air pressure sensor malfunction
at intermediate electrical potential.
2
Connected state of connector
• Intake air pressure sensor coupler
• Main wire harness ECU coupler
3
Defective intake air pressure sensor
4
A. Intake air pressure sensor-pipe system malfunction
(clogged or detached hose).
B. Intake air pressure sensor-open or short circuit
detected.
C. Stuck throttle position sensor detected.
03 Intake air pressure sensor
cause
FUEL INJECTION SYSTEM
Check or maintenance job
• Check the intake air pressure
sensor hose condition.
• Repair or replace the sensor
hose.
• Check and repair the connec-
tion.
• Replace it if there is a malfunc-
tion.
• Check the coupler for any pins
that may have pulled out.
• Check the locking condition of
the coupler.
• If there is a malfunction, repair it
and connect it securely.
• Execute the diagnostic monitor-
ing mode. (Code No.03)
• Replace if defective.
Refer to "CHECKING THE
INTAKE AIR PRESSURE SEN-
SOR" on page 8-129.
8-45
Reinstate-
ment method
Starting the
engine and
operating it at
idle.