Yamaha R1 Series 2015 Service Manual page 641

ELECTRONICALLY ADJUSTABLE SUSPENSION SYSTEM (for
Fault code No.
Item
Diagnostic code No.
Indicated
Procedure
Item Probable cause of
malfunction and check
1 Malfunction in SCU.
Fault code No. 66
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Indicated
Procedure
Item Probable cause of
malfunction and check
1 Connection of stepping motor
coupler.
Check the locking condition of
the coupler.
• Steering damper
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins).
2 Connection of wire harness
SCU coupler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins).
3 Connection of stepping motor
sub-wire harness coupler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins).
50
Abnormality inside SCU
—
—
—
Maintenance job
Replace the SCU.
66
Steering damper stepping motor (manufactured by Öhlins:
optional): open circuit or short-circuit detected.
Able to start engine
Able to drive vehicle
—
—
—
Maintenance job
Improperly connected
nect the coupler securely or
replace the wire harness.
Improperly connected
nect the coupler securely or
replace the wire harness.
Improperly connected
nect the coupler securely or
replace the wire harness.
8-160
Confirmation of service com-
pletion
Turn the main switch to "OFF"
and back to "ON" and check the
warning light.
The warning light does not
come on Service is finished.
Confirmation of service com-
pletion
Con- Turn the main switch to "OFF"
and back to "ON" and check the
warning light.
The warning light does not
come on Service is finished.
The warning light comes on
Go to item 2.
Con- Turn the main switch to "OFF"
and back to "ON".
Fault code number is not dis-
played Service is finished.
Fault code number is displayed
Go to item 3.
Con- Turn the main switch to "OFF"
and back to "ON".
Fault code number is not dis-
played Service is finished.
Fault code number is displayed
Go to item 4.
YZF-R1M)