Yamaha 2016 Grizzly yfm700gplg, Руководство по обслуживанию

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FUEL INJECTION SYSTEM
9-38
Fault code No. 14
TIP
If fault code numbers “13” and “14” are both indicated, take the actions specified for fault code number
“13” first.
5 Defective intake air pressure
sensor. Execute the diagnostic 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 lev-
el: Approx. 90 kPa (675.1
mmHg, 26.6 inHg)
2000 m (6700 ft) above sea lev-
el: Approx. 80 kPa (600.0
mmHg, 23.6 inHg)
3000 m (9800 ft) above sea lev-
el: 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.
Replace if defective.
Refer to “CHECKING THE IN-
TAKE AIR PRESSURE SEN-
SOR” on page 9-97.
Turn the main switch to “ ”
(on).
Fault code number is not dis-
played
→
Service is finished.
Fault code number is displayed
→
Go to item 6.
6 Malfunction in ECU. Replace the ECU.
Fault code No. 13
Item Intake air pressure sensor: open or short circuit detected.
Fault code No. 14
Item
Intake air pressure sensor: hose system malfunction (clogged or de-
tached hose).
Fail-safe system
Able to start engine
Able to drive vehicle
Diagnostic code No. 03
Indicated Displays the intake air pressure.
Procedure
Set the engine stop switch to “ ”, and then operate the throttle while
pushing the start switch “ ”. (If the display value changes, the perfor-
mance is OK.)
Item
Probable cause of malfunc-
tion and check
Maintenance job
Confirmation of service com-
pletion