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.

• 11026347Nov 19, 2025Wheels. There have been warranty claims submitted for growling or bearing whine noise in differentials, transfer units and transmissions where the source of the noise was a wheel bearing. This misdiagnosis can lead to multiple repair attempts, warranty debits, and additional inconvenience and/or cost to the customer. To reduce the chance of this occurring, please follow the steps outlined in the repair procedure.
• 11026348Nov 18, 2025Transmission and drivetrain. A New Automatic Transmission Fluid (ATF-A7) is being used for some 2023-2026 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. ATF-A7 includes UV-reactive dye (see "Fluorescence Example" below). There is NO interchangeability between ATF-A7 and ATF-FZ…
• 11026092Nov 15, 2025Engine. Some vehicles may exihibit a vibration in the accelerator pedal and steering wheel when accelerating during a sharp left-hand turn. An abnormal noise may also be heard from the footwell area. This may be caused by insufficient clearance between the engine mount stopper rubber and the engine mount bracket. Customer may state: - Vehicle shudders/vibrates on left turns, most often when accelerating from a stop or…
• 11026350Nov 8, 2025Transmission and drivetrain, Wheels, Suspension, Steering. Noise, Vibration, and Harshness (NVH) Diagnostic Guidelines Diagnostic Guidelines When diagnosing NVH concerns, it is essential to first classify the issue into one of three primary categories: Noise, Vibration, or Harshness. Many customer complaints may involve overlapping symptoms, such as both noise and vibration, so identifying the dominant characteristic is critical. Once the primary symptom is determined…
• 11026351Nov 6, 2025Engine, Transmission and drivetrain. 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. Examples of residue or seepage that may not be considered a leak…
• 11026096Nov 6, 2025Other or unknown. Some customers may complain that the A/C is not cold enough. Upon inspection, a refrigerant leak (1) from the A/C hose (LO) (2) is confirmed. This may be caused by foreign material present on the block side at the A/C hose (LO) connection point. To eliminate this concern, an inspection process for foreign materials was added to the parts manufacturing process as a temporary measure. A permanent measure is under…
• 11024994Oct 23, 2025Electrical system. The Mazda DCA-8000 is required for all warranty battery testing. If the Mazda DCA-8000 is not used, incorrect battery testing may result in unnecessary battery replacement. Use the following test procedures in this Service Bulletin to test Mazda vehicle batteries and to generate a Warranty Code. NOTE: A Warranty Code is required for warranty claim submission Battery Identification (Mazda batteries have 2 rating…
• 11024835Oct 18, 2025Other or unknown. Some customers may experience that the right subwoofer audio sound pauses intermittently at high volume level. This is caused by improper control software of the audio amplifier (Bose® audio system). The audio amplifier’s power IC may sometimes mistakenly detect an over-temperature condition and shut down operation to prevent damage to the IC. To eliminate this concern, the control software of the audio amplifier…
• 11024997Oct 17, 2025Electrical 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.
• 11024995Oct 17, 2025Body and structure. Some customers will report that their fuel door (AKA, fuel filler door, fuel lid, and fuel-filler lid) was stuck closed and would not open to refuel the vehicle. Follow the repair steps below unless the conditions outlined in TSB 09-007/25 - FUEL-FILLER LID PANEL IS DEFORMED for 2019-2025 Mazda3 and 2020-2025 CX-30 are present.
• 11024993Oct 17, 2025Electrical system, Engine. Some vehicles may experience the CHECK ENGINE light ON and the message "ENGINE HYBRID SYSTEM AND i-STOP MALFUNCTION" displayed in the instrument cluster with one or both of the following DTCs: P0DAB:17 is set in the MHB module. • P0DAB:00 is set in the SGC2/DMCM module.
• 11024837Oct 16, 2025Other or unknown, Electrical system. Some vehicles may experience the symptoms mentioned below, which can be fixed with the latest software update (Version 7000C0A-NA11_10020). 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® word mark and logos are registered…
• 11025009Oct 8, 2025Other or unknown, Electrical 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.
• 11024996Oct 7, 2025Other or unknown. Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure.
• 11024999Oct 2, 2025Electrical 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.
• 11024834Oct 2, 2025Other or unknown. Some vehicles may exhibit a creaking noise from the area around the Active Driving Display on the dash pad while driving. This may be caused by the hole cover of the Active Driving Display and the internal components of the dash pad interfering with each other.
• 11023703Sep 30, 2025Other or unknown. Some vehicles may have one of the following DTCs stored in memory along with a system status notice on the Multi-information display OR display a system status notice with no DTC: C1001:92 - Forward sensing camera (FSC) poor field of view [Gen 6 vehicles] B14F0:92 - General temporary failure in forward sensing camera (FSC) [Gen 7 vehicles built on or before March 2, 2019] No DTC - Warning Message only [Gen 7…
• 11023702Sep 30, 2025Other or unknown. 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.
• 11023697Sep 26, 2025Seats. Some vehicles may exhibit a crack in the door side of the front seat cushion trim. This may be caused by the door-side surface of the cushion trim being folded and compressed when exiting the vehicle and by the surface of the cushion bolster being rubbed and stretched when entering the vehicle. Repeated occurrences of these conditions may result in a crack forming in the surface of the seat cushion trim.
• 11023694Sep 25, 2025Suspension. Some vehicles may experience a knocking noise from the front suspension when driving on a rough road or traveling over bumps. This noise is caused by a gap between the front strut bump stopper and the mounting rubber that is pushed up when roads are bumpy. To eliminate this concern, the outer diameter of the bump stopper has been modified to prevent the knocking sound during driving on a rough road or traveling…
• 11023696Sep 16, 2025Exterior lighting. Some customers may complain about a rattle or vibration noise coming from front map light surroundings when driving on a rough road. This may be caused by the bracket for the map light. Due to heat or vibrations, the fastener fixing the front map light to the bracket may deform, making the joint loose. In such case, when the vehicle bounces, the bracket may oscillate and produce a rattling noise. To eliminate that…
• 11023699Sep 13, 2025Engine, Fuel system. Regarding previous Service Alert "Fuel Gauge Inaccurate / Distance To Empty (DTE) Erratic / Engine No Start" issue. This SA has been replaced by 7825I - SAFETY AND EMISSIONS RECALL - 2024-2025 CX-90 AND 2025 CX-70 - VEHICLE MAY STALL DUE TO INCORRECT FUEL LEVEL.
• 11023700Sep 9, 2025Electrical system, Other or unknown. Mazda Connected Services - Frequently Asked Questions
• 11022744Aug 27, 2025Transmission and drivetrain. A New Automatic Transmission Fluid (ATF-A7) is being used for some 2023-2026 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. For CX-30, Mazda3, and CX-5, some 2.5L and all 2.5T engines still use…
• 11022742Aug 22, 2025Other or unknown, Body 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. If a structure's windows create enough of a curve, the concave glass can focus the sun's rays onto a small area and acting like magnifiying glass direct the sunbeams into a hot pinpoint of light. This magnifcation of the sun's rays can…
• 11022725Aug 22, 2025Exterior lighting, Engine, Other or unknown, Electrical system. 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 3. MAZDA CONNECT connected vehicle reception strength icon shows "X" or " ".
• 11022717Aug 22, 2025Electrical system, Other or unknown. 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.
• 11022718Aug 21, 2025Electrical system, Other or unknown. Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure.
• 11022738Aug 15, 2025Other or unknown. When replacing the MAZDA CONNECT remote tuner (RT) with a replacement tuner for any reason, a call must be made to inform SiriusXM of the existing Radio ID and the new/replacement SAT Radio ID as soon as possible to ensure the customer leaves the dealership with an active SAT radio.
• 11022623Aug 12, 2025Body and structure. Some vehicles may exhibit the following behavior: If the power liftgate (PLG) encounters an obstruction during opening or closing, the jam-safe function is designed to stop the liftgate and reverse it slightly. Normally, pressing the liftgate button (dash, liftgate, or remote) after this happens should cause the liftgate to continue in the reverse direction.
• 11022622Aug 8, 2025Body and structure. Some vehicles may exhibit a clicking noise from the liftgate lock striker when driving on bumpy roads. This may be caused by stick-slip friction between the lock striker and the lock actuator due to the electrodeposition layer peeling off from the friction between them. To eliminate this concern, the lock striker coating has been changed to prevent coating wear.
• 11022621Aug 5, 2025Body and structure. While driving on gravel or dusty roads, dust accumulates at the lower inner edge of the door garnish. When the rear door is opened, the dust may be blown up and enter the cabin, adhering to the seats and the floor. This is caused by a large gap at the lower part of the boundary between the rear door and the front door, and air containing dust and/or sand is sucked up into the gap, accumulating at the lower edge of…
• 11022620Aug 5, 2025Other or unknown. Some vehicles may exhibit sagging (1) at the front side of the rear sunshade(s) (2) or a difference in tension between the front and rear of the sunshade(s). When the rear sunshade is fully pulled up and then hooked up, the front hook's position may be lower, causing sagging on the front side of the rear sunshade.
• 11021392Jul 30, 2025Exterior lighting. Some customers may notice an abnormal noise (i.e. whine, groan, rattle or squeak) coming from the front combination lights when turning them on, or a few minutes after turning them off. The noise may be due to contamination by foreign matter during the manufacturing process and the fan motor bearing may become worn out during use. To eliminate this concern, the fan motor has been modified.
• 11021499Jul 14, 2025Exterior lighting, Engine, Other or unknown. 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 3. MAZDA CONNECT connected vehicle reception strength icon shows "X" or " ".
• 11021498Jul 14, 2025Other or unknown. Mazda Connected Services - Frequently Asked Questions (FAQ)
• 11021383Jul 4, 2025Suspension. Some vehicles may experience a knocking noise from the front suspension when driving on a rough road or traveling over bumps. This noise is caused by a gap between the front strut bump stopper and the mounting rubber that is pushed up when roads are bumpy. To eliminate this concern, the outer diameter of the bump stopper has been modified to prevent the knocking sound during driving on a rough road or traveling…
• 11019988Jun 25, 2025Other or unknown, Body and structure. Some customers may complain that the rear outer handle is difficult to operate or that it gets stuck when released after being pulled once. This is caused when the rear outer handle and the rear handle bracket swell up from absorbing water and the space between them is reduced, resulting in friction and resistance when returning to the rest position after the handle has been pulled.
• 11019996Jun 20, 2025Engine. Some vehicles may experience a CHECK ENGINE light ON with DTC P0012, P0011, and possibly P0010. This may be caused by a malfunction in the intake EVVT motor that prevents it from accurately regulating the intake camshaft timing.
• 11020039Jun 19, 2025Other or unknown. Some customers may complain about a noisy HVAC blower motor or odor after a cabin air filter replacement. Foreign debris on the blower motor after servicing the cabin air filter may be the cause. During the removal of the cabin air filter, foreign debris (leaves, dust, dirt....ect.) may fall on the blower motor causing a fluttering type noise or odor.
• 11020038Jun 18, 2025Other or unknown. Some customers may report an odor or water in the HVAC system and upon inspection, the cabin air filter may be found to be wet.
• 11020036Jun 3, 2025Electrical 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.
• 11020035Jun 3, 2025Electrical system. The Mazda DCA-8000 is required for all warranty battery testing. If the Mazda DCA-8000 is not used, incorrect battery testing may result in unnecessary battery replacement. Use the following test procedures in this Service Bulletin to test Mazda vehicle batteries and to generate a Warranty Code. NOTE: A Warranty Code is required for warranty claim submission Battery Identification (Mazda batteries have 2 rating…
• 11019164May 29, 2025Other or unknown. Some vehicles may have recall notifications remain on the center display even after a recall is performed. NOTE: When the warranty claim for the recall campaign is accepted at Mazda Japan, the recall notification will be automatically deleted via the Connected Service on the next day or later. This situation occurs if the Connected Service subscription has been cancelled while the recall notifications remain.
• 11019085May 29, 2025Suspension. Some vehicles may exhibit a creaking or squeaking noise from the lower control arm at the front suspension when traveling over a bump while turning at low-speed. A stick-slip phenomenon may occur between the stopper rubber (2) and the bracket (3) in the front lower arm (rear) (1). To eliminate this concern: Grease has been applied to the stopper rubber. Dust covers have been installed to the lower arm. The mounting…
• 11019162May 21, 2025Electrical system, Lane departure, Exterior lighting, Engine. 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.
• 11019158May 17, 2025Engine. Some vehicles may experience the CHECK ENGINE light ON and the message "ENGINE HYBRID SYSTEM AND i-STOP MALFUNCTION" displayed in the instrument cluster with one or both of the following DTCs: P0DAB:17 is set in the MHB module. P0DAB:00 is set in the SGC2/DMCM module.
• 11019180May 16, 2025Other or unknown. Mazda Navigation Live Traffic information is available on the following 2 systems. SiriusXM® 3 Yr Traffic and Travel Link* Mazda Online Navigation* The table below provides Setting information for both systems. See APPLICABLE MODEL(S)/VINS above to determine how vehicles are equipped. NOTE: When selecting Navigation, data upload may take a few seconds. This is a normal function.
• 11019179May 16, 2025Engine, Electrical system, Exterior lighting, Other or unknown. 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 3. MAZDA CONNECT connected vehicle reception strength icon shows "X" or " ".
• 11019178May 16, 2025Other or unknown. Frequently Asked Questions (FAQ) for Mazda Connected Services.

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