Yamaha FZ09E Service Manual page 377

FUEL INJECTION SYSTEM
Fault code No.
14
Item
Intake air pressure sensor 1: hose system malfunction
(clogged or detached hose).
Item Probable cause of Maintenance job Confirmation of service
malfunction and check completion
1
Condition of intake air pres-
Clogged or detached
hose -+
Start the engine and let it idle
sure sensor 1 hose. Repair or replace the sensor for approximately 5 seconds.
Check the intake air pressure hose. Fault code number is not dis-
sensor hose condition.
played -+
Service is finished.
Fault code number is dis-
played -+ Go to item 2.
2
Defective intake air pressure Execute the diagnostic
sensor 1. mode. (Code No. 03)
When engine is stopped:
Atmospheric pressure at the
current altitude and weather
conditions is indicated.
At sea level: Approx. 101 kPa
(757.6 mmHg, 29.8 inHg)
1000 m (3300 ft) above sea
level: Approx. 90 kPa (675.1
mmHg, 26.6 inHg)
2000 m (6700 ft) above sea
level: Approx. 80 kPa (600.0
mmHg, 23.6 inHg)
3000 m (9800 ft) above sea
level: Approx. 70 kPa (525.0
mmHg, 20.7 inHg)
When engine is cranking:
Make sure that the indication
value changes.
The value does not change
when engine is cranking. -+
Check the intake air pressure
sensor 1.
Replace if defective.
Refer to "CHECKING THE
INTAKE AIR PRESSURE
SENSOR" on page 8-109.
Fault code No. 15
Item
Throttle position sensor: open or short circuit detected.
Fail-safe system
Able/Unable to start engine
Able/Unable to drive vehicle
Diagnostic code No. 01, 13
8-42