KYMCO Downtown 300i ABS Service Manual page 251

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21 ANTI-LOCK BRAKE SYSTEM (ABS)
Parts Location
Front Wheel speed Sensor
Front Wheel speed Sensor Rotor
ABS ECU & ABS Hydraulic Unit
21-3
Front Wheel speed Sensor Rotor
Rear Wheel speed Sensor
Downtown 300i ABS
Front Wheel speed Sensor's connector
Rear Wheel speed Sensor's connector
ABS diagnosis tool Connector (Near battery
position)