4E-41 ABS:
DTC “23” (C1623): ABS Actuator Circuit Malfunction (R)
B718H14504006
Troubleshooting
Possible Cause
• Wire harness discontinuity
• Rear wheel locking, etc.
Step Action Yes No
1 1) Support the motorcycle with its center stand.
2) Inspect the dragging of the rear brake.
Is there any dragging in the rear brake?
Inspect the rear brake
master cylinder and the
caliper.
Go to step 2.
2 1) Inspect the clearance between the rear wheel speed
sensor and sensor rotor using the thickness gauge.
Special tool
(A): 09900–20803 (Thickness gauge)
(B): 09900–20806 (Thickness gauge)
Wheel speed sensor – sensor rotor clearance
0.3 – 1.5 mm (0.012 – 0.059 in)
Is the clearance OK?
Go to Step 3. Adjust the clearance.
I718H1450069-01
(A), (B)
I718H1450026-01
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