Yamaha XVS950CU 2014, Service Manual

Page: 471 / 580

FUEL INJECTION SYSTEM
7-80
9 Delete the fault code. Turn the main switch to “ON”,
and then rotate the rear
wheel by hand.
Start the engine, and input
the vehicle speed signals by
operating the vehicle at 20 to
30 km/h (19 mph).
Check that the fault code
number is not displayed.
Fault code No. 42 (For ABS models)
Item
A
Rear wheel sensor: no normal signals are received from the
rear wheel sensor.
B Neutral switch: open or short circuit is detected.
C Clutch switch: open or short circuit is detected.
Fail-safe system Able to start engine
Able to drive vehicle
Diagnostic code No. 21
Indicated
Neutral
• “ON” (when the transmission is in neutral)
• “OFF” (when the transmission is in gear or the clutch lever re-
leased)
Procedure Operate the transmission, clutch lever, and sidestand.
Item
Probable cause of mal-
function and check
Maintenance job
Confirmation of service
completion
1 Locate the malfunction. Execute the diagnostic
mode. (Code No. 07)
Rotate the rear wheel by
hand and check that the indi-
cated value increases. Value does not increase
→
Go to item 2 in section A for
the rear wheel sensor.
Execute the diagnostic
mode. (Code No. 21)
When the transmission is in
neutral: “ON”
When the transmission is in
gear with the clutch lever re-
leased: “OFF” Incorrect indication
→
Go to
item 2 in section B for the
neutral switch.
When the transmission is in
gear with the clutch lever
squeezed and the sidestand
retracted: “ON” Incorrect indication
→
Go to
item 2.
Fault code No. 42 (For ABS models)
Item
A
Rear wheel sensor: no normal signals are received from the
rear wheel sensor.
B Neutral switch: open or short circuit is detected.
C Clutch switch: open or short circuit is detected.