2017–2019 Acura MDX, 2017–2018 Acura MDX Sport Hybrid, 2016–2019 Honda HR-V and 1 other model Recall: Rear brake caliper pistons may have an insufficient coating, causing gas…
NHTSA campaign 18V777000 · Service Brakes, Hydraulic · filed Nov 1, 2018 · verified Jul 30, 2026
The defect
Honda (American Honda Motor Co.) is recalling certain 2017-2019 Acura MDX, 2017-2018 Acura MDX Sport Hybrid, 2018-2019 Honda HR-V and Honda Odyssey, and 2016 Honda HR-V vehicles. The rear brake caliper pistons may have an insufficient coating, causing gas pockets to form, reducing brake performance. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 135, "Light Vehicle Brake Systems."
The risk
A reduction of braking performance increases 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
Owners will be notified, and Honda or Acura dealers will bleed the brakes, free of charge. The recall began December 11, 2018. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are C31 and L30.
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.safercar.gov.
Affected vehicles
Related recalls
More Acura MDX recalls
- 2014–2020 Acura MDX and 3 other models — Rear subframe may corrode at the suspension mounting…
- 2017–2026 Acura MDX and 16 other models — Front passenger seat weight sensor may crack and short…
- 2023–2025 Acura MDX and 2 other models — Brake pedal pivot pin was not secured properly, which can…
- 2014–2020 Acura MDX — Moisture may enter the tailgate lid light assembly and…
- 2025 Acura MDX — Touchscreen in the center console may go blank, resulting…
Other campaigns involving Acura vehicles
Source: NHTSA recall database, campaign 18V777000 (manufacturer number C31, L30). Data last verified Jul 30, 2026.