Yamaha FJR 1300 AE 2014, Service Manual

Page: 499 / 694

FUEL INJECTION SYSTEM
8-48
6 Defective throttle position
sensor. Check throttle position sen-
sor signal 1.
Execute the diagnostic
mode. (Code No. 01)
When the throttle valves are
fully closed:
A value of 12–21 is indicat-
ed.
When throttle valves are fully
open:
A value of 97–106 is indicat-
ed.
Check throttle position sen-
sor signal 2.
Execute the diagnostic
mode. (Code No. 13)
When the throttle valves are
fully closed:
A value of 9–23 is indicated.
When the throttle valves are
fully open:
A value of 94–108 is indicat-
ed.
An indicated value is out of
the specified range
→
Re-
place the throttle position
sensor.
Turn the main switch to “ON”.
Fault code number is not dis-
played
→
Service is finished.
Fault code number is dis-
played
→
Go to item 7.
7 Malfunction in ECU. Replace the ECU.
Refer to “REPLACING THE
ECU (engine control unit)” on
page 8-196.
Fault code No. 19
Item
Sidestand switch: a break or disconnection of the black/red
lead of the ECU is detected.
Fail-safe system
Unable to start engine
Unable to drive vehicle
Diagnostic code No. 20
Meter display
Sidestand switch
• “ON” (sidestand retracted)
• “OFF” (sidestand extended)
Procedure Extend and retract the sidestand (with the transmission in gear).
Item
Probable cause of mal-
function and check
Maintenance job
Confirmation of service
completion
Fault code No. 15
Item Throttle position sensor: open or short circuit detected.