Campaign 23V-275

Anti-lock brake system (ABS) Hydraulic Control Unit (HCU) may be damaged, which can result in reduced braking ability

Defect summary

Mazda North American Operations (Mazda) is recalling certain 2022-2023 CX-30 and 2023 CX-50 vehicles. The anti-lock brake system (ABS) Hydraulic Control Unit (HCU) may be damaged, which can result in reduced braking ability.

Consequence

Reduced braking ability can increase the distance required to stop the vehicle, increasing the risk of a crash.

Remedy

Dealers will inspect and replace the ABS HCU, as necessary, free of charge. Owner notification letters were mailed June 12, 2023. Owners may contact Mazda customer service at 1-800-222-5500 Option 6. Mazda's number for this recall is 5823D.

Notes

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.

Source: NHTSA ODI recalls file, campaign 23V275000. Text as published by NHTSA.

Vehicles covered

2 product lines are covered

Owner complaints filed with NHTSA about brakes on these vehicles: 26, of which 8 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 23V-275
Make	Model	Model years	Complaints on this component
Mazda	CX-30	2022 to 2023	10
Mazda	CX-50	2023	16

Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.

Investigation

No NHTSA investigation is linked to this recall

Most recalls are started by the manufacturer. This one lists "Manufacturer" as its origin.

Before the recall

6 service bulletins on this component came first

Distinct manufacturer communications on the same component group, make, model and model year in the 24 months before the report date.

Source: NHTSA manufacturer communications file.

Service bulletins

20V-346 Jun 12, 2020
Front brake caliper mounting bolts may not have been tightened properly during assembly, possibly allowing the calipers to loosen
17V-393 Jun 22, 2017
Water could possibly enter the brake caliper causing the parking brake actuator shaft to corrode and possibly bind
12V-016 Jan 20, 2012
Brake master cylinder reservoir cap can leak brake fluid
07V-157 Apr 10, 2007
On certain sport utility vehicles equipped with antilock brakes (abs), the abs module connector may have missing or dislodged wire seals
03V-207 Jun 5, 2003
Certain passenger vehicles fail to comply with requirements of federal motor vehicle safety standard no. 135, "passenger car brake systems."…
01V-382 Dec 17, 2001
Vehicle description: certain mini vans without anti-lock braking systems (abs) fail to comply with the requirements of federal motor vehicle…