2019–2020 Honda CB500X, 2019–2020 Honda CBR500R Recall: Excessive grease in the ABS modulator may collect debris, which can get…
NHTSA campaign 21V690000 · Service Brakes, Hydraulic · filed Sep 2, 2021 · verified Jul 30, 2026
The defect
Honda (American Honda Motor Co.) is recalling certain 2019-2020 CB500X and CBR500R ABS motorcycles. Excessive grease in the ABS modulator may collect debris, which can get stuck in the check valve and cause a brake fluid leak.
The risk
A brake fluid leak can reduce braking performance and increase the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will inspect the lot number on the ABS modulator, and replace the modulator as necessary, free of charge. Owner notification letters were mailed November 12, 2021. Owners may contact Honda Powersports customer service at 1-866-784-1870. Honda's number for this recall is KM6.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Affected vehicles
Related recalls
More Honda CB500X recalls
Other campaigns involving Honda vehicles
Source: NHTSA recall database, campaign 21V690000 (manufacturer number KM6). Data last verified Jul 30, 2026.