Yamaha YZF-R1 Series Service Manual page 501

• Rear shock absorber assembly stepping motor (re-
bound damping)
• Steering damper solenoid (OPTION)
• ECU (Engine Control Unit)
• Hydraulic unit assembly (ABS ECU)
• Meter assembly
• IMU (Inertial Measurement Unit)
• CCU (Communication Control Unit)
• Radiator fan motor
EAS32918
PARTS CONNECTED TO THE ABS ECU
The following parts are connected to the hydraulic unit assembly (ABS ECU).
When checking for a power short circuit, the couplers must be disconnected from all of the following
parts beforehand.
• SCU (Suspension Control Unit) (YZF-R1M)
• Meter assembly
• IMU (Inertial Measurement Unit)
• ECU (Engine Control Unit)
• CCU (Communication Control Unit) (YZF-R1M)
EAS33137
PRECAUTIONS FOR ROAD TEST
EWA20860
WARNING
When test riding the vehicle, always comply with local traffic regulations.
SELF-DIAGNOSTIC FUNCTION
• Fuel sender
• Fuel pump
• Handlebar switch (left)
• Headlight control unit
• Auxiliary light
• Front turn signal/position light (right and left)
• Steering damper solenoid
• Front wheel sensor
• Rear wheel sensor
• Handlebar switch (right and left)
• Rear brake light switch
• Tail/brake light
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