2019 Mazda CX-5 Complaints

  • Equipment 01/01/2022

    The contact owns a 2019 Mazda CX-5. The contact stated that on several occasions while driving at approximately 10 MPH, the infotainment system changed settings, made phone calls, and changed the distance for automatic braking, which caused the vehicle's brakes to be applied inadvertently while another vehicle was behind them. The vehicle was taken to a dealer where it was diagnosed that the infotainment screen was defective and needed to be replaced. The vehicle was not repaired. The failure mileage was approximately 45,000.

  • Electrical System 11/27/2024

    The contact owns a 2019 Mazda CX-5. The contact stated while driving at an undisclosed speed, the instrument panel independently switched between features. The contact stated that the failure was persistent. The vehicle was taken to the dealer, however the vehicle was not diagnosed. The contact was requested to pay a diagnostic fee, the contact declined. In addition, the contact was informed that the failure was a known failure with the vehicle. The manufacturer was not made aware of the failure. The failure mileage was approximately 35,000.

  • Engine 05/05/2026

    This 2019 Mazda CX 5 is experiencing a crack in the oil cylinder. THis appears to be connected to: There is no official, broad NHTSA recall for cracked oil cylinders in the 2019 Mazda CX-5, but Mazda has issued a Technical Service Bulletin (TSB #SA-031-21) to address this known issue. It affects certain 2018–2021 CX-5s, particularly those with 2.5L engines, where a cracked cylinder head leaks coolant or oil. If this is a known issue with this vehicle, why has a recall not been addressed?

  • Power Train, engine, fuel/propulsion System 03/17/2026

    My car has an issue officially diagnosed by a reputable mechanic that matches the claim of the former TSB SA-058/20 that was changed and clarified through the now existing TSB SA-031/21. My car has a cracked cylinder head. This is the non turbo engine but it does have cylinder deactivation which his believed to be a culprit. The cracking is known to be caused by a manufacturing defect. There is an existing class action lawsuit regarding the turbo versions. There are complexities as to wh this lawsuit is on behalf of the turbo engines, and not the non turbo engines, however the same problems are well documented and widely acknowledged throughout hundreds if not more instances of people online and by Mazda's acknowledgment of the problem through the TSB's. This put me at great safety risk. I was driving north bound right beside semi trucks and busy traffic at speed limits of 70 mph when my engine started smoking. I was able to pull over and get it to a nearby mechanic. They officia...

  • Engine 04/23/2026

    I own a 2019 Mazda CX-5 with approximately 36,000 miles. The vehicle developed a strong burning oil smell while driving, particularly through the HVAC/vent system. I initially reported the odor to a Mazda dealership, but no issue was identified. Approximately two months later, the smell returned and worsened. The vehicle was later diagnosed by a Mazda dealership with an oil leak originating from the cylinder head near the exhaust manifold. According to the repair documentation, oil was accumulating on the exhaust due to seepage from the cylinder head. The repair required full cylinder head replacement. This created significant safety concerns because leaking oil was contacting hot engine/exhaust components while the vehicle was being operated. Burning fumes entered the passenger cabin through the vents while driving. I was concerned about the risk of fire, smoke inhalation, sudden oil loss, and possible engine failure while on the road. There were no warning lights prior to the failure...

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