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SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE
9-58
U0121
Abnormal CAN
communication
(between ABS
ECU and SCU)
• Defective connec-
tion of wire harness,
ABS ECU, and SCU
couplers.
• Wire harness conti-
nuity.
• Malfunction in SCU.
• Malfunction in ABS
ECU.
• ERS adjustments can-
not be performed.
• The damping preset
value is fixed at the
prescribed position
(automatic setting
modes).
—
U0125
Abnormal CAN
communication
(between IMU
and SCU)
• Defective connec-
tion of wire harness,
IMU, and SCU cou-
plers.
• Wire harness conti-
nuity.
• Malfunction in SCU.
• Malfunction in IMU.
• ERS adjustments can-
not be performed.
• The damping preset
value is fixed at the
prescribed position
(automatic setting
modes).
—
U0155
Abnormal CAN
communication
(between meter
assembly and
SCU)
• Defective connec-
tion of wire harness,
meter assembly,
and SCU couplers.
• Wire harness conti-
nuity.
• Malfunction in SCU.
• Malfunction in meter
assembly.
• ERS adjustments can-
not be performed.
• The damping preset
value is fixed at the
prescribed position
(automatic setting
modes).
—
—
Abnormality in-
side SCU
• Malfunction in SCU.
• ERS adjustments can-
not be performed.
• The “Err” and ERS
icons are displayed on
the meter display.
—
—
Steering damper
stepping motor
(manufactured by
Öhlins: optional):
open circuit or
short-circuit de-
tected.
• Defective connec-
tion of stepping mo-
tor and SCU
couplers.
• Defective connec-
tion of sub-wire har-
ness coupler.
• Short circuit in wire
harness or wire har-
ness continuity.
• Defective stepping
motor.
• Malfunction in SCU.
• ERS adjustments can-
not be performed.
• The damping preset
value is fixed at the cur-
rent value.
• The auxiliary system
warning light comes on
on the meter and the
steering damper warn-
ing icon is displayed on
the meter display.
—
DTC
Item
Probable cause of
malfunction
Vehicle symptom
Fail-safe system operation
Summary of Contents for YZF-R1
Page 2: ......
Page 6: ......
Page 8: ......
Page 38: ...SPECIAL TOOLS 1 29 ...
Page 55: ...TIGHTENING TORQUES 2 16 ...
Page 60: ...CABLE ROUTING 2 21 Frame rear right side view B A C D 2 1 2 3 4 5 6 7 ...
Page 82: ...CABLE ROUTING 2 43 Front brake hose left side view A 1 1 1 1 2 2 2 3 3 3 4 4 4 3 4 ...
Page 86: ...CABLE ROUTING 2 47 Fuel tank top and left side view A B 1 2 3 4 5 2 5 ...
Page 92: ...CABLE ROUTING 2 53 Air cut off valve right side view A B C C D E 1 2 2 3 3 3 4 4 5 5 5 6 7 ...
Page 100: ...CABLE ROUTING 2 61 Muffler top and left side view 1 1 2 3 3 4 5 5 6 6 4 4 5 6 5 6 A ...
Page 104: ...CABLE ROUTING 2 65 ...
Page 107: ......
Page 144: ...PERIODIC MAINTENANCE 3 37 ...
Page 149: ......
Page 171: ...GENERAL CHASSIS 5 4 22 T R Front muffler protector bolt 7 N m 0 7 kgf m 5 2 lb ft b b a a 1 ...
Page 280: ...CHAIN DRIVE 4 131 ...
Page 336: ...ELECTRIC STARTER 5 53 1 2 3 a b ...
Page 406: ...WATER PUMP 6 17 ...
Page 432: ...AIR INDUCTION SYSTEM 7 25 ...
Page 435: ......
Page 441: ...IGNITION SYSTEM 8 6 ...
Page 449: ...CHARGING SYSTEM 8 14 ...
Page 453: ...LIGHTING SYSTEM 8 18 ...
Page 488: ...ELECTRICAL COMPONENTS 8 53 ...
Page 497: ......
Page 507: ...SYSTEM DIAGRAM 9 10 ...
Page 525: ...STEERING DAMPER SYSTEM 9 28 ...
Page 800: ...91_ABS 9 303 4 Defective hydraulic unit assembly Replace the hydraulic unit assembly ...
Page 801: ...91_ABS 9 304 ...
Page 804: ......
Page 805: ......
Page 806: ......