Yamaha N MAX GPD150-A 2015 Service Manual page 359

Fault code No.
Item
5 Defective intake air pressure
sensor.
6 Malfunction in ECU.
Fault code No. 14
ECA20500
NOTICE
Do not remove the throttle body sensor assembly from the throttle body.
TIP
If fault code numbers "13" and "14" are both indicated, take the actions specified for fault code number
"13" first.
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Tool display
Procedure
Probable cause of malfunc-
Item
tion and check
13
Intake air pressure sensor: open or short circuit detected.
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. → Re-
place the throttle body if defec-
tive.
Refer to "THROTTLE BODY" on
page 7-10.
Replace the ECU.
Refer to "REPLACING THE
ECU (engine control unit)" on
page 8-99.
14
Intake air pressure sensor: system malfunction (clogged hole or de-
tached).
Able to start engine
Able to drive vehicle
03
Displays the intake air pressure.
Operate the throttle while pushing the start switch "
ue changes, the performance is OK.)
Maintenance job
8-34
FUEL INJECTION SYSTEM
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.
Confirmation of service com-
". (If the display val-
pletion