Wheel Sensor Inspection

Clean the magnetic encoder, and make sure no metal or other debris is stuck to the magnetic encoder surface.
Check the magnetic encoder (A) for damage. If cracked or damaged, replace the encoder (wheel bearing).
- Front wheel bearing replacement (see HUB BEARING UNIT REPLACEMENT ).
- Rear wheel bearing replacement (see HUB BEARING UNIT REPLACEMENT ).
Front

Fig 1: Checking Magnetic Encoder Clearance - Front
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Rear

Fig 2: Checking Magnetic Encoder Clearance - Rear
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Measure the air gap between the wheel sensor (B) and the magnetic encoder all the way around while rotating the encoder.
Standard:

Front: 1.0-1.7 mm (0.04-0.07 in.)

Rear: 0.9-1.8 mm (0.04-0.07 in.)