All Reported Problems
Every documented issue for this vehicle, organized by category
Documentation Opacity
5 issues reported
Mazda CX-90 trim levels are confusingly structured, making it hard to determine what features and options like colors come standard on which trims without extensive research.
The CX-90 owner's manual specifies scheduled maintenance every 10,000 miles or 12 months for normal driving, but dealers push for more frequent 5,000-mile intervals.
Higher CX-90 trims like Turbo S Premium lack expected features such as ventilated seats, and the entire lineup omits side view mirror memory positions.
Mazda dealers typically do not perform Mazda Connect infotainment firmware updates during routine servicing unless owners specifically complain about an issue.
CX-90 documentation on data practices refers to a separate Connectivity Privacy Policy for details on automatic collection and sharing of vehicle data, which is not included in the provided documents.
Electronic Alerts & Nags
7 issues reported
The i-Stop system automatically shuts off the engine at stops or even while coasting at highway speeds to save fuel, but owners complain it activates too frequently, restarts with noticeable shakes an...
The radar cruise control uses sensors to maintain distance from the vehicle ahead, but frequently brakes for ghost cars, vehicles in adjacent lanes, or curves, causing sudden deceleration, unintended ...
The driver monitoring camera watches for attentiveness and requires hands at specific wheel positions (like 4 and 8 o'clock), beeping loudly every 7-10 seconds or disengaging cruise if not detected, f...
Safety sensors for collision avoidance and lane-keeping frequently trigger false alarms for ghost cars, parked vehicles, opposing traffic, or weather like rain/fog, causing unnecessary braking or aler...
The i-Activsense suite of safety features displays unwarranted warning messages, which Mazda acknowledges in firmware updates as a known issue requiring software fixes.
After remote starting the engine to warm or cool the cabin, the engine automatically shuts off when the door is opened with the key fob, frustrating owners in cold climates who want it running.
The built-in navigation system repeatedly announces 'Toll road ahead' on toll roads with poor voice quality or warns of non-existent speed cameras, creating distracting audio nags.
Interface Friction
9 issues reported
The CX-90 uses a shift-by-wire electronic shifter without a traditional mechanical lever, requiring a specific pull-back-then-forward motion for Park that differs from most vehicles. Owners report fre...
The CX-90's infotainment system relies on a rotary dial controller instead of full touchscreen operation (touch is disabled while driving on most trims), making navigation and menu selection frustrati...
Wireless Apple CarPlay and Android Auto often fail to connect automatically on startup, disconnect erratically, or lose audio, requiring manual intervention or resets. This is a widespread frustration...
The CX-90's climate system uses separate push-down buttons for both heating (red arrow) and cooling (blue arrow), plus finicky volume/mute knobs that activate mute when wearing gloves. Owners find the...
Unlike many competitors, the CX-90 lacks remote engine start via the key fob, available only through the app on select trims. This forces app dependency for preconditioning seats, steering wheel, or c...
After remote app start, opening the door immediately shuts off the engine as a safety feature, unlike other vehicles that keep running. Owners find this highly annoying for preconditioning.
The passive entry touch-handle unlock opens either just the driver's door or all doors with no two-touch option for progressive unlocking like competitors. This lacks flexibility and annoys users want...
The MyMazda app's auto climate scheduling triggers error messages post-software updates, despite other remote functions working. This prevents reliable remote preconditioning.
The unvented wireless charging pad causes phones to overheat during use. This reduces charging efficiency and risks device damage.
OTA Behavior
1 issue reported
The Mazda Connect infotainment system's over-the-air (OTA) update feature allows wireless software updates for the vehicle's firmware. Owners report Mazda has removed this function and related informa...
Privacy & Surveillance
6 issues reported
The 2026 Mazda CX-90 has integrated Alexa voice assistant. Even when disabled in settings, it activates during conversations (e.g., saying 'I like a...'), requesting WiFi enablement, raising privacy c...
The CX-90's Telematics Control Unit (TCU) automatically collects and transmits 'Default Data' including GPS location from delivery, without owner opt-out except by Mazda deactivation. This continues p...
The TCU collects detailed Driving Data like acceleration, speed, steering, and braking for every trip, transmitted at ignition off as part of Default Data.
Mazda shares Default Data and Connected Services Data with third-party providers like wireless service providers (WSP), telematics service providers (TSP), affiliates, advertisers, data brokers, and d...
Mazda retains personal and vehicle data as long as a customer relationship exists, and afterward for legal, research, marketing, and business purposes without specified deletion timelines.
Using the CX-90 confirms agreement to ongoing automatic Default Data collection via TCU, with no owner opt-out; owners must inform all drivers and passengers.
Remote Control Capability
1 issue reported
The Mazda Connected Services subscription, which enables remote control features like locking/unlocking doors or starting the engine via app, includes terms allowing Mazda to terminate it at any time ...
Software Stability
12 issues reported
The CX-90's infotainment system reboots or freezes repeatedly when connecting to Bluetooth or Android Auto, forcing users to disable phone connections or turn off the car to reset. Dealerships have at...
The infotainment radio fails to play audio, select stations, or access favorites despite user inputs.
The center infotainment display randomly turns off or black while driving, interrupting use and displaying erroneous alerts like rear seat or engine errors.
The facial recognition system fails to identify the driver, defaulting to guest profile and requiring repeated reprogramming, preventing automatic seat, mirror, and settings adjustments.
The fuel gauge and efficiency display inaccurately drop to near zero miles shortly after refueling, requiring manual resets after every fill-up.
Over-the-air software updates through Connected Services or MyMazda app fail to complete and are overly complex for users.
The infotainment system reboots every time the ignition is turned on.
The voice recognition feature fails to activate or respond.
CarPlay automatically reconnects even after being disconnected in settings, especially with iPhone 15 wired connections.
Telematics control unit displays malfunction errors, sometimes fixed via specific firmware flashes.
GPS navigation fails to show road conditions, traffic, or indicators consistently.
Auto-lock feature activates or fails unexpectedly, even when disabled.
Subscription Lock-in
4 issues reported
Mazda CX-90 requires a paid subscription to the MyMazda app for remote start functionality after an initial free trial period (e.g., 2 years), costing around $10/month or $650/4 years. Owners resent p...
The MyMazda app remote start and climate control functions frequently fail on CX-90, especially PHEV models, due to poor cell signal, system errors, cold weather, or charging status. Owners report it ...
Over-the-air (OTA) software updates for Mazda Connect require a paid Connected Services subscription after the initial complimentary period. Owners note this locks essential firmware updates behind on...
Deactivating Mazda's automatic data collection via the TCU disables Connected Services, including OTA updates and recall notifications, effectively requiring constant data sharing for subscription fea...
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