Yamaha FJR13AEV(C) Service Manual page 553

Fault code No. 19
Diagnostic code No.
Order Item/components and probable
cause
1 Connections
• Wire harness ECU coupler
• Front cowling wire harness coupler
2 Open or short circuit in wire harness
and/or front cowling wire harness.
3 Defective sidestand switch
4 Defective relay unit (diode)
Symptom A break or disconnection of the black/red lead of the ECU
is detected.
20 Sidestand switch
Check or maintenance job
• Execute the diagnostic mode.
• Check the coupler for any pins
• Check the locking condition of
• If there is a malfunction, repair it
• Repair or replace if there is an
• Between ECU and black/red
• Replace if defective.
• Replace if defective.
8-82
FUEL INJECTION SYSTEM
(Code No.20)
that may be pulled out.
the coupler.
and connect the coupler se-
curely.
open or short circuit.
lead.
Refer to "CHECKING THE
SWITCHES" on page 8-211.
Refer to "CHECKING THE RE-
LAYS" on page 8-221.
Reinstatement
method
If the transmis-
sion is in gear,
retracting the
sidestand.
If the transmis-
sion is in neu-
tral,
reconnecting
the wiring.