2024 Mazda CX-90 Technical Service Bulletins

523 technical service bulletins (TSBs) are on record for the 2024 Mazda CX-90. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10244568Oct 16, 2023Brakes, Electrical system. Some customers may experience a "Push Button Start Malfunction. Have the Vehicle Inspected" warning message and the following DTC(s) may be stored. C0040:24 - Brake switch (No.1 signal) circuit malfunction P0504:00 - Brake switch system: Circuit malfunction
• 10244567Oct 16, 2023Equipment, Seats. Customers may report issues with third-row seats, loose or damaged trim, not folding down, binding when folding up, and other concerns. The technician may notice the cargo floor is out of place and may attempt to replace parts as defective. This is due to the cargo floor being uneven and/or foreign objects stuck between the third-row seats and cargo floor.
• 10244583Oct 13, 2023Latches, locks and linkages. Some vehicles may exhibit a malfunction that the rear door cannot be opened or is hard to open with the rear outer handle. This is caused by the operating force not being sufficiently transmitted from the rear door outer handle as the tolerance of a latch and a rod in the rear outer handle base is inaccurate. To eliminate this concern, the length of the rod, which transfers the operating force of the outer handle…
• 10244679Oct 11, 2023Electrical system, Engine cooling, Equipment. If you encounter any type of electrical concern (e.g, dead battery, engine no start, DTC(s) stored...), interview the customer before proceeding with normal MGSS diagnosis by asking if any aftermarket devices have been installed. Aftermarket devices may be the cause of the electrical concern. Below are a few examples of unusual electrical concerns caused by aftermarket devices.
• 10244661Oct 10, 2023Visibility (wipers, defrost, mirrors), Electrical system. When the power windows are operated many times without being fully closed, small errors of the window position sensor may accumulate and cause improper operation of the jam-safe function. To reduce the risk of this occurrence, the AUTO function is disabled if the power window is operated 10 consecutive times without being fully closed (turning the ignition OFF and then ON does not reset the counting).
• 10244582Oct 9, 2023Latches, locks and linkages. Some customers may complain about clicking noise coming from the liftgate latch-and-lock actuator (lock actuator) when driving on bumpy roads. This is caused by stick-slip friction between the lock actuator and the lock striker due to wear debris originating from the friction between them. A mass production change is under study.
• 10244581Oct 9, 2023Other or unknown, Body and structure. Some customers may complain about water leaks around the overhead console. This may be caused by the front drain hoses (1 and 2) for the panorama sunroof being trapped by the front dash panel insulator (3) and not being able to provide the correct water drainage.
• 10244578Oct 9, 2023Equipment, Lane departure, Brakes. Some vehicles may exhibit one or both of following, making the customer uncomfortable with the operation; 1. Sometimes the steering assist feeling by the Emergency Lane Keeping may be stronger than expected while driving at 60 km/h {37 mph} or faster. 2.The Smart Brake Support may operate unexpectedly when parking in reverse under certain conditions, mainly while driving at 2 km/h {1.2 mph} to 15 km/h {9.3 mph} on…
• 10244665Oct 6, 2023Equipment. Some customers may complain about the Active Driving Display not displaying turn by turn (TBT) travel direction or navigation information.
• 10244580Oct 4, 2023Suspension. Some vehicles may exhibit a creaking or squeaking noise from the front of the vehicle when traveling over a bump while turning at low-speed. This is caused by a stick-slip phenomenon occurring between the rubber bushing and the stopper on the rear of the front lower arm (1). A mass production change is under study.
• 10244572Oct 3, 2023Transmission and drivetrain. Some vehicles may experience a transmission warning light on or flashing in the instrument cluster with no DTCs after a full transmission replacement. This will affect the configuration or learning with MDARS.
• 10243560Sep 28, 2023Transmission and drivetrain. A New Automatic Transmission Fluid (ATF-A7) is being used for some 2023 and 2024 models. ATF-A7 is an extremely low viscosity formulation with low friction to achieve best-in-class fuel economy and driving performance.
• 10243556Sep 25, 2023Electrical system. Some customers may report that the charge lid (door) on the vehicle was stuck closed and would not open to charge the vehicle. The charge lid may or may not be missing.
• 10243548Sep 20, 2023Equipment. Some vehicles may experience the symptoms mentioned below, which can be fixed with the latest software update (Version 7000C0A-NA11_10010). NOTE: iPod, iPhone, and Apple CarPlayTM are registered trademarks of Apple Inc. Android and Android AutoTM are registered trademarks of Google LLC. The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. (Ver.
• 10243568Sep 15, 2023Brakes. Some vehicles exhibit brake related concerns such as brake noise, brake judder or brake dragging. If you encounter a customer complaint for any one of these symptoms, refer to the following information to understand why symptoms may occur, and to better assist the customer in resolving their specific brake concern.
• 10243550Sep 15, 2023Latches, locks and linkages. Some vehicles may exhibit that the power liftgate cannot be opened while stuck in an partially latched or fully opened/closed position. This may be caused by improper control software of the power liftgate control module. To eliminate this concern, the control software of the power liftgate control module has been modified.
• 10243559Sep 14, 2023Equipment. MNAO has recently found an increase in non-returned cores within the United Radio (UR) exchange program. As a reminder, dealers have 90 days, after the order is placed, to return the exchanged part. Failure to return the exchanged part will result in a debit of the full component price.
• 10243553Sep 14, 2023Engine cooling, Electrical system, Equipment, Lane departure, Transmission and…. The CX-90 has new and revised features that are different from previous models and may be difficult to understand. This Service Alert provides valuable information to support potential dealer and customer concerns.
• 10243569Sep 13, 2023Body and structure, Visibility (wipers, defrost, mirrors). Some vehicles may experience exterior trim heat damage when parked near a glass building or Low-E windows. This may be caused by the sun's reflection.
• 10243555Sep 11, 2023Electrical system, Engine cooling, Equipment. Some customers may experience any of the following: Multiple Warning Lights On Infotainment center display blank Engine no start unless the key transmitter is placed near the start button. Interior lights do not illuminate. DTC P2507:00 - PCM, PCM POWER SYSTEM: (LOW INPUT) stored. DTC U0156:00 - PCM, CAN communication system, Communication error with CMU (Connectivity Master Unit). This may be caused by Fuse F1 not…
• 10243554Sep 1, 2023Electrical system, Equipment. Some customers may experience a vehicle no start (no "Ready-ON") due to the 12V battery discharged or the High Voltage (HV) battery discharged. This may be caused by: Ignition left ON when exiting the vehicle (exiting the vehicle during "Ready-On"). Door/liftgate opened multiple times without ignition "Ready-ON" or driving vehicle. Installation of aftermarket electronic devices.
• 10241614Aug 29, 2023Body and structure, Latches, locks and linkages. Some customers may report the liftgate rattles or clunks and the sound is coming from the latch. This is due to the coating from the lock striker scratching off due to repeated opening/closing of the liftgates. To eliminate the noise, the grease coating from the latch must be completely removed.
• 10241637Aug 28, 2023Electrical system. Some customers may complain about scratches on the instrument cluster lens.
• 10241636Aug 28, 2023Electrical system. Qi Wireless Charger Symptom Troubleshooting
• 10241635Aug 28, 2023Electrical system. Qi Wireless Charger Symptom Troubleshooting
• 10241634Aug 28, 2023Equipment, Engine cooling, Exterior lighting. Some customers may complain about any of the following: 1. Infotainment Center Display does not provide the Authorization Code (OTP) during the MyMazda App Connected Vehicle enrollment. 2. Remote function(s) inoperative. Engine Start / Stop, Door Lock / Unlock, Lights ON / OFF
• 10241613Aug 28, 2023Electrical system, Engine cooling. Some customers may complain that the MyMazda App Remote Engine Start function fails. MX-30 and PHEV vehicles do not have a Remote Engine Start function; instead, they are equipped with the following remote functions: Start / Stop Charge Climate On / Off
• 10241611Aug 28, 2023Electrical system, Engine cooling, Transmission and drivetrain. The CX-90 has new and revised features that are different from previous models and may be difficult to understand. This Service Alert provides valuable information to support potential dealer and customer concerns.
• 10241633Aug 15, 2023Engine cooling, Equipment, Exterior lighting. Some customers may complain about any of the following: 1. Infotainment Center Display does not provide the Authorization Code (OTP) during the MyMazda App Connected Vehicle enrollment. 2. Remote function(s) inoperative. Engine Start / Stop, Door Lock / Unlock, Lights ON / OFF
• 10241615Aug 7, 2023Latches, locks and linkages, Body and structure, Equipment. Some vehicles may exhibit poor hands-free liftgate operation after a Mazda genuine trailer tow hitch accessory installation. IMPORTANT: When a Mazda genuine trailer tow hitch is installed on a CX-90 equipped with hands-free liftgate function, the sensing area is reduced due to the mechanical structure of the hitch. The hands-free liftgate’s optimal sensing area below the rear bumper is shown in green boxes in…
• 10241630Aug 1, 2023Electrical system, Body and structure, Latches, locks and linkages. Customers may report that the power liftgate (PLG) does not open, close, latch, unlatch, or stops mid-operation.
• 10240493Jul 31, 2023Latches, locks and linkages, Body and structure. Some customers may report the liftgate rattles or clunks and the sound is coming from the latch. Customers having this concern should have their vehicle repaired using the following repair procedure. NOTE: DO NOT replace the latch, follow the repair procedure below to resolve the concern.
• 10240395Jul 26, 2023Body and structure. Some vehicles may exhibit a squeaking or rubbing noise when opening/closing the front door(s) of the vehicle. This is caused by the door harness interferring with the bottom edge of the door harness grommet when opening/closing the front door(s). A mass production change is under study.
• 10240487Jul 24, 2023Transmission and drivetrain, Equipment, Lane departure, Electrical system…. The CX-90 has new and revised features that are different from previous models and may be difficult to understand. This Service Alert provides valuable information to support potential dealer and customer concerns.
• 10240494Jul 21, 2023Equipment. Some customers may complain about the Active Driving Display not displaying turn by turn (TBT) travel direction or navigation information.
• 10240491Jul 21, 2023Seats. Some customers may experience the automatic seat position adjustment operation being interrupted when adjusting the seat position using the driver personalization system or the position memory system. This unintentional interruption may be caused by the safety mechanism that stops the seat adjusting function when the sensor detects an interference, such as a trapped object caught in the seat track.
• 10240490Jul 19, 2023Transmission and drivetrain, Brakes, Engine cooling. The 7G large platform utilizes a new 8-speed automatic transmission. Due to changes in the parking lock mechanism, which is now hydraulically operated, the neutral range in the transmission can only be achieved if the engine is running (or Ready-On for PHEV). With this design, there is no provision to manually engage neutral. This can cause challenges to dealers, customers, or towing providers when a vehicle cannot…
• 10240368Jul 12, 2023Engine cooling. Some vehicles may exhibit the CHECK ENGINE light turning ON with DTC P0133:00 (A/F sensor system: Slow response) stored in memory. This may be caused by a false error detected due to improper error detection logic for some situations. To eliminate this concern, the control software of the PCM has been modified.
• 10240488Jul 11, 2023Electrical system, Equipment, Back-over prevention (rear camera). Some customers may complain about any of the following: Infotainment display is blank Rear mount camera is inoperative Foot-motion system is inoperative Rear parking sensor system is inoperative Battery is discharged INTERIOR2 15amp fuse is blown
• 10240370Jul 11, 2023Steering. Some vehicles may exhibit an abnormal noise (creaking noise) when operating the electric steering tilt/telescopic function. This is caused by adhesion and slippage occur repeatedly between the steering column and the set screw due to over tightening of a set screw in the steering tilt/telescopic mechanism. To eliminate this concern, the tightening amount (torque) of the set screw has been changed.
• 10240496Jul 6, 2023Body and structure. Some vehicles may experience exterior trim heat damage when parked near a glass building or Low-E windows. This may be caused by the sun's reflection.
• 10240484Jul 5, 2023Engine cooling, Latches, locks and linkages, Exterior lighting, Equipment. Some customers may complain about any of the following: 1. Infotainment Center Display does not provide the Authorization Code (OTP) during the MyMazda App Connected Vehicle enrollment. 2. Remote function(s) inoperative. Engine Start / Stop Door Lock / Unlock Lights ON / OFF 3. MAZDA CONNECT connected vehicle reception strength icon shows "X" or " ".
• 10240369Jul 5, 2023Suspension. Some vehicles may exhibit a creaking or squeaking noise from the front of the vehicle when traveling over a bump while turning at low-speed. This is caused by a stick-slip phenomenon occuring between the rubber bushing and the stopper on the rear of the front lower arm (1). A mass production change is under study.
• 10238689Jun 28, 2023Engine cooling, Equipment. Connected Services, Frequently Asked Questions (FAQ)
• 10238702Jun 15, 2023Engine cooling, Equipment. Some customers may complain that the MyMazda App Remote Engine Start function fails. MX-30 and PHEV vehicles do not have a Remote Engine Start function; instead, they are equipped with the following remote functions: Start / Stop Charge Climate On / Off
• 10238664Jun 14, 2023Suspension. Some vehicles may exhibit a creaking or squeaking noise from the front of the vehicle when traveling over a bump while turning at low-speed. This is caused by a stick-slip phenomenon occuring between the rubber bushing and the stopper on the rear of the front lower arm (1). A mass production change is under study.
• 10238693Jun 13, 2023Equipment, Electrical system. Telematics malfunction message and master warning light on. Dtc u3000:04 stored
• 10238680Jun 13, 2023Wheels, Tires. Some vehicles may exhibit a steering shimmy or body vibration during the PDI test drive or during the first few miles of driving after the vehicle has been delivered to the customer due to flat spots on the tires. Flat spots on tires may be caused by improper maintenance during dealer storage (e.g.: Vehicle was left stationary for a prolonged period of time in high ambient temperatures).
• 10238709Jun 12, 2023Steering, Suspension. DRW54 - SUSPENSION OF DELIVERY - 2024 CX-90 TORQUE TIGHTENING CONCERN. Mazda Motor Corporation has decided to take corrective action on certain 2024MY CX-90 vehicles built in Japan. All vehicles in this campaign must be repaired prior to retail delivery, including any dealer trades. Concern Outline: On thirteen CX-90 vehicles, there is a possibility that certain bolts may not be tightened completely, allowing the…
• 10238681Jun 12, 2023Engine cooling, Exterior lighting, Body and structure, Latches, locks and…. Some customers may complain about any of the following: 1. Infotainment Center Display does not provide the Authorization Code (OTP) during the MyMazda App Connected Vehicle enrollment. 2. Remote function(s) inoperative. Engine Start / Stop Door Lock / Unlock Lights ON / OFF 3. MAZDA CONNECT connected vehicle reception strength icon shows "X" or " ".

← All problems reported for the 2024 Mazda CX-90