Yamaha Star XVS13AA(C) 2011 Service Manual page 484

Fault code No. 42
Diagnostic code No.
Order Item/components and probable
cause
C-1 Clutch lever free play adjustment.
C-2 Connections
• Clutch switch coupler
• Wire harness ECU coupler
C-3 Open circuit in clutch switch lead.
C-4 Defective neutral switch.
Symptom A. No normal signals are received from the speed sensor.
B. Open circuit is detected in the neutral switch.
C. Open circuit is detected in the clutch switch.
A 07 Speed sensor
B 21 Neutral switch
C — Clutch switch
Check or maintenance job
Refer to "ADJUSTING THE
CLUTCH LEVER FREE PLAY"
on page 3-13.
• 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 clutch switch coupler
• Between relay unit coupler and
• Between clutch switch coupler
• Execute the diagnostic mode.
• Replace if defective.
8-77
FUEL INJECTION SYSTEM
that may be pulled out.
the coupler.
and connect the coupler se-
curely.
open circuit.
and relay unit coupler (fuel
pump relay).
(black/yellow–black/yellow)
(blue/yellow–blue/yellow)
main switch.
(blue/yellow–blue/yellow)
and ECU coupler.
(black/yellow–black/yellow)
(Code No. 21)
Refer to "CHECKING THE
SWITCHES" on page 8-93.
Reinstatement
method
Starting the en-
gine, and acti-
vating the
speed sensor
by operating
the vehicle at
20 to 30 km/h.