2023 Mazda CX-50 Problems

What owners report

Owners of the 2023 Mazda CX-50 most often describe the forward-collision and automatic emergency braking system braking on its own with nothing in front of the vehicle, especially in snow, rain or direct sunlight, alongside other complaints that the system shuts off or fails to intervene. Brake complaints are also common, covering premature rear pad wear, fluid leaks near the calipers and a perceived lack of stopping power. Electrical and infotainment issues, including erratic climate control dials and dead batteries, round out the sample, with mileage ranging from near-new to roughly 75,000 miles.

1. 1
   Forward collision avoidance

   Automatic emergency braking activates with no obstacle

   • 11 complaints (17%)
   • median 57,000 mi at 2.9 yrs old (1 states mileage, few)
   • 5 mention a crash, fire or injury
   • filed 2023–2026

   Complaints describe the car applying strong braking by itself on the highway with clear road ahead, sometimes repeatedly within a few miles, and in stop-and-go traffic. Several relate it to weather or environment: a dirty-camera warning during a snowstorm, heavy rain, fog, or low sun causing the system to disable or misread. Others report the opposite — no warning or braking at all before a rear-end impact. Dealers are described as attributing shutdowns to dirt or fog on the sensors, and owners report camera cleaning did not change the behavior. Reported across the sample from low mileage up to about 66,000 miles, often during highway driving in snow, rain, fog or direct sunlight.

   What to check: Ask whether any front camera or radar service actions or software updates were performed, and test the adaptive cruise and emergency braking on a wet or bright day. Note whether the dash shows a camera/sensor blocked warning after rain or snow.

   2 excerpts from owner complaints in NHTSA records

   “The Collision Avoidance System did not activate, to avoid a front-end collision. The vehicle in front of me stopped, making a right-hand turn onto another road. I moved forward, not seeing him stop. My car rear-ended the vehicle in front of me, with no warning or activation from my system.”

   NHTSA complaint #11616168, filed 2024-09

   “The key light went on without me knowing what it was. Brakes are taking a while to engage. The acc stoped my car while driving in traffic almost caused an accident. Don’t know if this matters but phone charger does not stay connected with cover or not.”

   NHTSA complaint #11567061, filed 2024-01
2. 2
   Brakes

   Rear brake pads and rotors worn early

   • 11 complaints (17%)
   • typically at 2.0 yrs old
   • 1 mention a crash, fire or injury
   • filed 2022–2026

   Owners describe squealing like worn pads and being told at the dealer that the rear brakes were already worn out at low mileage, with rotors also recommended. Complaints also mention front brake fluid leaking near the calipers with no warning light, and a sense that the pedal needs heavy pressure or that the car is slow to slow down. One owner reports a brake bleeder left loose after a fluid service, causing fluid loss and a warning light. A Mazda bulletin describes faster wear of the front inner pads attributed to dirt ingress. Rear wear reported as early as about 22,000 highway miles; fluid leaks reported around 47,000 miles.

   Recall 23V2750002 related service bulletins

   What to check: Have a mechanic measure remaining rear and front pad thickness and inspect the calipers and lines for fluid seepage. Ask for any brake-related warranty or service records, and check the pedal feel on a test drive.

   2 excerpts from owner complaints in NHTSA records

   “I was hearing squealing, as if the brake pads were worn. Called the dealer to ask about parts, was asked to bring it in as it seems too soon for brakes. Upon inspection I was told my rear brakes are worn out at 22k highway miles, and will need rotors too. I asked how this is possible and for a manager whom then stated I could do just the pads. Still no explanation on how, but won't be covered on the warranty. …”

   NHTSA complaint #11615873, filed 2024-09

   “The stock manufacturer brakes on this vehicle have been known for issues. There is a open recall on some models but according to records my vehicle does not fall under the listed VIN numbers associated with the recall. Although my vehicle experiences the same concerns the recall list stats. The brakes seem to intermittently have trouble slowing the car down while ascending slopes and coming to a immediate stop. …”

   NHTSA complaint #11659731, filed 2025-05
3. 3
   Suspension

   Suspension clunks and front ball joint / control arm failure

   • 5 complaints (8%)
   • typically at 1.1 yrs old
   • 1 mention a crash, fire or injury
   • filed 2023–2025

   Owners describe loud clunking from the front suspension at low speeds over city streets, and in some cases a ball joint pulling out of the control arm so the front wheel separates from the body. Others report strut bearing noise when braking and turning, which a dealer attributed to dirt and debris reaching the bearing, and shock absorber noise over rough pavement. Complaints note parts availability delays and disagreement between the dealer and Mazda over whether the vehicle was safe to drive. Ball joint and control arm reports came at very low mileage (around 2,000 miles) up to the 30,000-mile range; clunking reported from new.

   What to check: Listen for clunks or crunching over speed bumps and while turning at parking speeds, and have the front ball joints, control arms and strut bearings inspected on a lift before buying.

   2 excerpts from owner complaints in NHTSA records

   “My ball joint failed on my brand new 4 month old vehicle at mile 2077. You absolutely have the ability to inspect it if you would like. This caused a MAJOR safety issue to both me and people around me as I lost complete control of my vehicle. Luckily, no one was injured. I believe this is an independent claim thus far on a CX-50. Mazda claims they had it inspected but I never saw anything in writing but I did have a damage adjuster of my insurance checked it out. …”

   NHTSA complaint #11554668, filed 2023-11

   “Shock absorber severe noise driving over road imperfections , lower front ball joint failure full pull through of the joint off of the control arm assembly pulling the cv axle apart and basically having the front wheel more or less completely separate from the body where the vehicle is no longer moveable”

   NHTSA complaint #11554686, filed 2023-11
4. 4
   Body and structure

   Water leaks from roof and panoramic sunroof

   • 8 complaints (13%)
   • median 66,000 mi at 2.0 yrs old (1 states mileage, few)
   • filed 2022–2026

   Owners report rain water pooling between the headliner and roof, with mold forming on the headliner and in hidden areas. Others describe a leaking panoramic sunroof traced by a dealer to a cracked drain component, with the whole assembly recommended for replacement, and one report of sunroof glass shattering at highway speed. Complaints say the dealer and Mazda declined assistance in some cases. Leaks noticed after heavy rain, with glass shattering reported at highway speed; sample mileages vary.

   2 related service bulletins

   What to check: Check the headliner for water stains or musty smell, pour water over the roof and sunroof drains, and confirm the sunroof drains flow freely. Inspect the sunroof glass edges for chips.

   2 excerpts from owner complaints in NHTSA records

   “2023 Mazda cx50 has a leaking panoramic sunroof and was noticed on February 27th, 2026 after a hard rain. Got an appointment with my dealership on March 4th, 2026 I bought my car through, they denied helping me of any kind and diagnosed my car with a cracked sunroof bypass drain plug and the part can’t be replaced, the entire panoramic assembly needs to be replaced. I believe this is a safety issue and Mazda Corporate will not help either. Water should not be coming into my car with electronics at risk!”

   NHTSA complaint #11737196, filed 2026-05

   “While driving 72mph on the interstate at 6am on 7/21/26 the sunroof exploded. No foreign objects made impact with the vehicle and there was no sudden temperature shifts. The glass had no previous defects and it shattered into tiny pieces, failing into the car. The sun shade was open at the time. The vehicle is being serviced at a glass repair shop who noted this is a common issue with Mazda sunroofs.”

   NHTSA complaint #11751781, filed 2026-07

Buying note. Check the emergency braking and driver-assist behavior on a wet or sunny test drive, have the brakes and front suspension inspected, and confirm the battery and roof drains are sound. Records showing software updates and prior warranty repairs are worth asking for on this model year.

Summary written with AI from a sample of 58 NHTSA complaints for this model year (picked at random, with complaints that state a mileage and recent ones taken first), then checked automatically against the source records. Where a problem shows a complaint count, every complaint for this model year was matched with fixed keyword rules (written with AI and tested against the sample), and the mileage, age and repair figures are calculated from those complaints; owners' figures are as stated, not verified. Other counts refer to the sample. The excerpts come from NHTSA's public complaint records and are unverified; capitalisation is normalised, NHTSA staff notes are removed, and shortened text ends with “…”. Something wrong? Request a correction.