Suzuki GSF650A Service Manual page 542

4E-55 ABS:
Step
3 1) Check that the rear wheel speed sensor is mounted
securely.
Is the sensor mounted securely?
Action
I717H2450017-01
Yes
Go to DTC "45"
(C1645). (Refer to "DTC
"45" (C1645): Wheel
Speed Sensor Circuit
Open (R) (Page 4E-
56)".)
No
Tighten the mounting
bolts or replace the
bracket if necessary.