2025 Mazda CX-90 Technical Service Bulletins

273 technical service bulletins (TSBs) are on record for the 2025 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.

• 11009650Oct 23, 2024Electrical system. This Service Alert provides information for the following symptoms. Although Battery State of Charge (SOC) is full, Maximum Driving Distance Display shows 1 mile (1 km). • Although Battery SOC is full, the vehicle cannot drive using EV mode (using electric motor power only) and will use HEV mode (using both electric power and a gas engine. • This is caused by low ambient temperature and low battery temperature.
• 11009646Oct 16, 2024Body and structure. 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 the…
• 11009645Oct 11, 2024Engine, Electrical system. Some customer 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).
• 11009655Oct 9, 2024Electrical system. This service information provides testing and charging procedures in order to promote proper battery maintenance, to deliver new vehicles with fully charged batteries, and to reduce unnecessary battery replacement cost. For new vehicles in stock at the dealer, inspect and maintain the batteries periodically according to the repair procedure.
• 11009656Oct 8, 2024Transmission and drivetrain. This Parts Flash replaces Parts Flash 24-01R1 dated September 19, 2024. Due to a manufacturing change, the CX-70 and CX-90 transmission has undergone a transmission part design change when replacing the transmission assembly. The new/superseded design can be used in place of the old/original design as the coolant hose (D-Code 21-5LX) is no longer needed to be used. Transmission part numbers beginning with…
• 11009648Oct 5, 2024Transmission and drivetrain. Some customers may experience a grunt or grind noise when the transmission shifts from 1st gear to 2nd gear. The grunt-type noise is produced during the 2nd gear engagement. This issue will not affect the driveability or reliability of the vehicle. The vehicle is safe to drive. It is OK to release the vehicle back to the customer.
• 11009644Oct 5, 2024Brakes. 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.
• 11009640Oct 3, 2024Other or unknown. Mazda Connect Infotainment System. Some vehicles may experience the symptoms mentioned below, which can be fixed with the latest software update (Version 7000C0A-NA11_10014). NOTE: If current version is not 7000C0A-NA11_*****, this TSB is not applicable. NOTE: iPod, iPhone, and Apple CarPlayTM are registered trademarks of Apple Inc. Android and Android AutoTM are registered trademarks of Google LLC. The Bluetooth®…
• 11009657Oct 2, 2024Body and structure. The right-side hood strut features a two-step mechanism for opening and closing. The first step is for general, the second step is for “service mode”. When you open the hood, after completing the hood in service mode, the stay damper might rattle because it loses internal pressure support to the hoodfender- strut system. This is normal operation and not a sign of any malfunction, no parts should be replaced.
• 11008430Sep 26, 2024Brakes. This information will give you the necessary knowledge to respond to customers concerns of Smart Brake Support (SBS) unintended braking. By educating the customer on the system operation, it should reduce their anxiety or distrust of the vehicle.
• 11008421Sep 26, 2024Visibility (wipers, defrost, mirrors). Some customers may complain about a low washer fluid level warning message even though a visual inspection of the washer fluid tank looks like it still has a fair amount of fluid in it. With the CX-90 and CX-70 introduction of the front-engine and rear-wheel-drive layout, the washer tank shape was changed from a vertical to a horizontal type. This makes it look like there is still enough liquid left if viewed from…
• 11008580Sep 24, 2024Electrical system. Mazda Connect Services - Frequently Asked Questions (FAQ)
• 11008574Sep 24, 2024Other or unknown, Electrical system. Some customers may experience a Connected Vehicle failure. The MyMazda App may display an Error Code. This document provides Error Code description and recovery information to assist with repairs.
• 11008427Sep 24, 2024Engine, Electrical system. After an HV inverter replacement, there is no instruction in the WSM to perform Initial Learning of the Electric Motor Speed Sensor. This is required after replacing the inverter or electric motor. As a result, when attempting to start the vehicle, the Internal combustion (ICE) engine will start and then stop with DTC P0C17 stored. If this DTC is set, refer to P0C17:00 [SGC2/DMCM (e-SKYACTIV PHEV)] in the…
• 11008578Sep 13, 2024Electrical system. When the Telematics Control Unit (TCU) replacement is necessary due to a failure, use MDARS to activate the new TCU after replacement. Use the information in this service alert to initialize the new TCU until the procedure on MGSS is updated.
• 11008577Sep 12, 2024Other or unknown. Some customers may complain about scratches on the instrument cluster lens.
• 11008576Sep 12, 2024Electrical system. Qi Wireless Charger symptom troubleshooting.
• 11008426Sep 12, 2024Body and structure. 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 the…
• 11008420Sep 12, 2024Engine, Electrical system. Some customer 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).
• 11008579Sep 11, 2024Electrical system. Mazda Connect Services - Frequently Asked Questions (FAQ)
• 11008575Sep 11, 2024Electrical system. Some customers may complain about the Active Driving Display not displaying turn by turn (TBT) travel direction or navigation information.
• 11008573Sep 11, 2024Electrical system, Exterior lighting, Engine. 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 Climate Control
• 11008571Sep 11, 2024Other or unknown, Electrical system. Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure.
• 11008425Sep 11, 2024Electrical system, Engine. 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
• 11008419Sep 11, 2024Lane departure, Engine, Electrical system, Forward collision avoidance. The CX-70 and CX-90 have 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.
• 11007029Aug 26, 2024Electrical system. For improvement of electrical diagnosis, the SKYACTIV® Wiring Terminal Test Kits has been delivered all the dealers. The terminal test kit enables you: To check pin fit drag of all PCM terminals used in SKYACTIV® vehicles and compare suspect terminal drag with a known good terminal. To measure the voltage/resistance avoiding any terminal damage.
• 11006905Aug 22, 2024Other or unknown. Some customers may complain about a low washer fluid level warning message even though a visual inspection of the washer fluid tank looks like it still has a fair amount of fluid in it. With the CX-90 and CX-70 introduction of the front-engine and rear-wheel-drive layout, the washer tank shape was changed from a vertical to a horizontal type. This makes it look like there is still enough liquid left if viewed from…
• 11006895Aug 22, 2024Other or unknown, Body and structure. Some customers may complain that the driver’s side outer mirror glass vibrates when driving at high speeds at approximately 60 mph (100 km/hour ) or more on bumpy roads such as road joints, coarse-grained paved roads or rough roads. This is caused by insufficient hardness of the adhesive tape between the outer mirror glass holder and the mirror glass.
• 11007009Aug 21, 2024Brakes. 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.
• 11007027Aug 15, 2024Steering. Before judging a steering wheel as having premature wear or a defect, first clean the steering wheel as explained in the repair information. Some vehicles may have steering wheel stains caused by chemicals such as hand lotions.
• 11007024Aug 15, 2024Body and structure, Fuel system. Some customers will report that their fuel door was stuck closed and would not open to refuel the vehicle. Follow the repair steps below unless the conditions outlined in TSB 09-019/21 - FUEL-FILLER LID PANEL IS DEFORMED for 2019-2021 Mazda3 and 2020-2021 CX-30 are present.
• 11007022Aug 15, 2024Body and structure. Some vehicles may experience exterior trim heat damage such (melted, separating, etc.) when parked near a glass building or Low-E windows. This may be caused by the sun's reflection.
• 11007019Aug 15, 2024Electrical system, Other or unknown, Engine. 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.
• 11007018Aug 13, 2024Body and structure. Interior parts made of resin have antistatic coating to prevent dust from sticking on the surfaces, and depending on the conditions of use, the antistatic components may crystallize slightly, giving an appearance of white stains on the surface. To remove the stains, wipe the stained surface with a towel soaked with water mixed with a small portion of a neutral detergent. If the white stains reappear again, simply…
• 11007015Aug 13, 2024Transmission and drivetrain. A New Automatic Transmission Fluid (ATF-A7) is being used for some 2023, 2024 and 2025 models. ATF-A7 is an extremely low viscosity formulation with low friction to achieve best-in-class fuel economy and driving performance. For easy identification, ATF-A7 is colored Red and ATF-FZ is colored Blue. There is NO interchangeability between ATF-A7 and ATF-FZ.
• 11006918Aug 13, 2024Other or unknown, 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).
• 11007013Aug 12, 2024Other or unknown. Auxiliary key blank cutting procedure. There are currently 2 methods for cutting a new auxiliary key blank. A. Auxiliary Key Trace Cut Method B. Auxiliary Key Code Cut Method
• 11006897Aug 10, 2024Exterior lighting. Some vehicles equipped with the Adaptive Front lighting System (AFS) may exhibit the exterior light warning light/exterior light warning indication on while driving or when the ignition is turned on and DTC B10A3:86 (Error signal received from swivel actuator (LH)) stored in memory.
• 11007010Aug 7, 2024Transmission and drivetrain, Engine. Some customer's might state that they notice fluid or oil leaking/dripping on the ground when the vehicle is parked. For this concern, inspect the vehicle for any trace of a fluid or oil leak and use the following examples as a guide to determine if it is severe enough to require a repair, or just to clean the area and monitor it at the next service.
• 11006995Aug 5, 2024Other or unknown, Electrical system. Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure.
• 11006902Aug 2, 2024Other or unknown. Some customers will report that their fuel filler lid (door) was stuck closed and would not open to refuel the vehicle. The fuel door may or may not be missing.
• 11006896Aug 2, 2024Exterior lighting. Some customers may complain that on rainy days, the front combination light may appear to flicker or flash when the vehicle is stopped. This is not a vehicle defect since the lights are functioning properly; but rather, it is a phenomenon that can occur due to light refraction from water running over the headlamp lens while illuminated.
• 11005671Jul 29, 2024Other or unknown. Mazda has developed factory recommended scheduled maintenance services that support all major vehicle systems. Mazda recommends dealers follow the scheduled maintenance tables as cited in the vehicle-specific workshop manual or owner's manual. Services performed outside of Mazda's factory scheduled maintenance are not recommended. These services are unnecessary and create unneeded expenses for your customers.
• 11005585Jul 26, 2024Body and structure. Some customers may experience an issue where the hood cannot be opened using the release cable. To open the hood for diagnosis and repairs, follow the repair procedure below.
• 11005584Jul 26, 2024Electrical 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.
• 11005583Jul 26, 2024Transmission and drivetrain. Some customers may report they intermittently cannot shift out of Park (P) after starting the vehicle.
• 11005582Jul 26, 2024Body and structure. Customers may report that the liftgate does not open or unlatch. This may happen after a discharged battery or after charging a dead battery.
• 11005581Jul 26, 2024Body and structure. Some customers or dealerships will report a gap at the door garnish (trim).
• 11005580Jul 26, 2024Body and structure, Electrical system. Some customers will report their window will not auto-close. This may be caused by the vehicle learning the window current draw incorrectly because the door moved when the initialization was performed.
• 11005579Jul 26, 2024Fuel system. Some customers will report that their fuel filler lid (door) was stuck closed and would not open to refuel the vehicle. The fuel door may or may not be missing.

← All problems reported for the 2025 Mazda CX-90