Yamaha 2008 Fazer FZ1-N Service Manual page 21

4. At low speed
5. At high speed
6. Wheel sensor
ABS warning light
The ABS warning light "1" comes on to warn the rider if a malfunction in the ABS occurs.
When the main switch is turned to "ON", the ABS warning light comes on for 2 seconds, then goes
off, so that the rider can check if the ABS warning light is disconnected and check if the ABS is oper-
ating properly.
ECA5D01001
CAUTION:
If the rear wheel is raced with the vehicle on the suitable stand, the ABS warning light may
flash or come on. If this occurs, turn the main switch to "OFF", then back to "ON". The ABS
operation is normal if the ABS warning light comes on for 2 seconds, then goes off.
Hydraulic unit
The hydraulic unit "1" is composed of three hydraulic control valves (each with a solenoid valve and
flow control valve), two buffer chambers, two hydraulic pumps, and an ABS motor. The hydraulic unit
adjusts the front and rear wheel brake fluid pressure to control the wheel speed according to signals
transmitted from the ABS ECU.
7. Wheel sensor rotor
8. Voltage
9. Time
1-12
FEATURES