Yamaha R1 Series 2015, Руководство по обслуживанию

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FUEL INJECTION SYSTEM
8-60
Fault code No. 15
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
01 Meter display Throttle position sensor signal 1
• 11–21 (fully closed position)
• 96–106 (fully open position)
Procedure • Check with throttle valves fully closed.
• Check with throttle valves fully open.
13 Meter display Throttle position sensor signal 2
• 9–23 (fully closed position)
• 94–108 (fully open position)
Procedure • Check with throttle valves fully closed.
• Check with throttle valves fully open.
Item Probable cause of
malfunction and check
Maintenance job Confirmation of service com-
pletion
1 Connection of throttle position
sensor coupler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins).
Improperly connected
o
Con-
nect the coupler securely or
replace the wire harness.
Turn the main switch to “ON”.
Fault code number is not dis-
played
o
Service is finished.
Fault code number is displayed
o
Go to item 2.
2 Connection of wire harness
ECU coupler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins).
Improperly connected
o
Con-
nect the coupler securely or
replace the wire harness.
Turn the main switch to “ON”.
Fault code number is not dis-
played
o
Service is finished.
Fault code number is displayed
o
Go to item 3.
3 Wire harness continuity. Open or short circuit
o
Replace
the wire harness.
Between throttle position sensor
coupler and ECU coupler.
black/green–black/green
white–white
black–black
blue–blue
Turn the main switch to “ON”.
Fault code number is not dis-
played
o
Service is finished.
Fault code number is displayed
o
Go to item 4.
4 Installed condition of throttle
position sensor.
Check for looseness or pinch-
ing.
Improperly installed sensor
o
Reinstall or adjust the sensor.
Refer to “ADJUSTING THE
THROTTLE POSITION SEN-
SOR” on page 7-16.
Turn the main switch to “ON”.
Fault code number is not dis-
played
o
Service is finished.
Fault code number is displayed
o
Go to item 5.
5 Throttle position sensor resis-
tance.
Measure the throttle position
sensor resistance.
black/green–blue
Refer to “CHECKING THE
THROTTLE POSITION SEN-
SOR” on page 8-191.
Turn the main switch to “ON”.
Fault code number is not dis-
played
o
Service is finished.
Fault code number is displayed
o
Go to item 6.