FUEL INJECTION SYSTEM
8-62
Fault code No. 19 Symptom A break or disconnection of the black/red lead of the ECU
is detected.
Diagnostic code No. 20 Sidestand switch
Order Item/components and probable
cause
Check or maintenance job Reinstatement
method
1 Connections
• Wire harness ECU coupler
• Front cowling wire harness coupler
• Execute the diagnostic mode.
(Code No.20)
• Check the coupler for any pins
that may be pulled out.
• Check the locking condition of
the coupler.
• If there is a malfunction, repair it
and connect the coupler se-
curely.
If the transmis-
sion is in gear,
retracting the
sidestand.
If the transmis-
sion is in neu-
tral,
reconnecting
the wiring.
2 Open or short circuit in wire harness
and/or front cowling wire harness.
• Repair or replace if there is an
open or short circuit.
• Between ECU and black/red
lead.
3 Defective sidestand switch • Replace if defective.
Refer to “CHECKING THE
SWITCHES” on page 8-149.
4 Defective relay unit (diode) • Replace if defective.
Refer to “CHECKING THE RE-
LAYS” on page 8-157.
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