Yamaha FJR 1300 AE 2014 Service Manual page 488

The engine operation is not normal, but the
engine trouble warning light does not come
on.
1. Check the operation of the following sensors
and actuators in the diagnostic mode. Refer
to "TROUBLESHOOTING DETAILS (ECU)"
on page 8-41.
01: Throttle position sensor signal 1 (throttle
angle)
13: Throttle position sensor signal 2 (throttle
angle)
14: Accelerator position sensor signal 1
(throttle angle)
15: Accelerator position sensor signal 2
(throttle angle)
30: Cylinder-#1 ignition coil
31: Cylinder-#2 ignition coil
32: Cylinder-#3 ignition coil
33: Cylinder-#4 ignition coil
36: Injector #1
37: Injector #2
38: Injector #3
39: Injector #4
48: Air induction system solenoid
If a malfunction is detected in the sensors or
actuators, repair or replace all faulty parts.
If no malfunction is detected in the sensors
and actuators, check and repair the inner
parts of the engine.
FUEL INJECTION SYSTEM
8-37