2019 Mazda CX-5 Technical Service Bulletins

561 technical service bulletins (TSBs) are on record for the 2019 Mazda CX-5. 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.

• 10238697Jun 5, 2023Body and structure, Equipment. 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…
• 10238663Jun 5, 2023Engine cooling. Some vehicles may exhibit oil leakage from the drive belt auto tensioner and rattling noises from the engine compartment. This may be caused by insufficient sealing at the drive belt auto tensioner damper when the auto tensioner fully operates under both high ambient temperature and high load conditions. To eliminate this concern, the shape of the drive belt auto tensioner damper has been changed.
• 10238695Jun 1, 2023Engine cooling. Some customers may complain of a lack of power under heavy load without any warning lights or DTCs. This concern may be due to a loose or detached hood weatherstrip, which can cause a blockage or restriction in the air intake system.
• 10237217May 24, 2023Electrical system. Use the symptom troubleshooting tables below to diagnose MAZDA CONNECT concerns.
• 10237216May 24, 2023Electrical system, Engine cooling. 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.
• 10237215May 17, 2023Wheels. Some automotive cleaning products contain strong acid or alkali. When these types of cleaners are used to clean the wheels on Mazda vehicles, the chemicals contents penetrate the clear coating of the wheel surface and damage the paint under the clear coating. The damaged area has the appearance of dark stains or discoloration.
• 10237199May 17, 2023Transmission and drivetrain. Some vehicles may experience the check engine light and automatic transaxle warning light ON with one or more of these DTCs stored in the TCM memory (P0842, P0847, P0872, P0877, P0780, P1738).
• 10237197May 9, 2023Electrical 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.
• 10235413Apr 26, 2023Engine cooling. Some vehicles may exhibit oil seepage or oil leak onto the engine front cover, which becomes more apparent with dust adhesion.
• 10235584Apr 14, 2023Electrical system, Engine cooling. Some customers may experience any of the following: Engine no start due to battery discharge Ignition cannot be turned OFF Infotainment remains ON after the ignition is turned OFF Infotainment display is blank Commander switch is inoperative Remote transmitters are inoperative This may be caused by a liquid spill at the front cup holder.
• 10235418Apr 12, 2023Exterior lighting. Some customers may complain of foggy rear combination lights (as shown below) after a car wash or heavy rain.
• 10235414Apr 3, 2023Steering. Some vehicles may exhibit wear/peel-off of the leather steering wheel surface causing a poor appearance. This concern may be caused by an insufficient wear resistance of the steering wheel surface.
• 10233669Mar 21, 2023Equipment. There are currently 2 methods for cutting a new auxiliary key blank. A. Auxiliary Key Trace Cut Method. B. Auxiliary Key Code Cut Method
• 10233564Mar 7, 2023Exterior lighting. Some customers may hear noise from their headlamps. While some noise from the electric motor is normal, it may be louder in one headlamp than the other or both are significantly louder than a known good vehicle.
• 10233704Mar 1, 2023Visibility (wipers, defrost, mirrors). 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.
• 10232299Feb 28, 2023Electrical system. Speedometer replacement procedure
• 10232280Feb 28, 2023Electrical system, Air bags. Some customers may experience the airbag warning light ON with DTC B00A0:09 stored in the SAS control module memory when the battery voltage is low. DTC B00A0:09 (Occupant classification sensor internal signal output unstable). This concern is caused by the low voltage detection time of the occupant classification sensor (OCS) being too short during cranking, which causes detection of the DTC unnecessarily.
• 10232279Feb 16, 2023Electrical system, Seat belts, Seats, Forward collision avoidance. Some vehicles may turn on the passenger seatbelt reminder, even though there is no passenger seated in the vehicle. This concern may be caused by the passenger sensor being too sensitive. To eliminate this concern, the passenger sensor has been modified.
• 10232274Feb 16, 2023Engine cooling. Some customers may experience the check engine light ON with DTC P0126:00 (Thermostat stuck open) and one or more of the following symptoms: The engine takes longer to warm up. The engine temperature gauge fluctuates. The low coolant temperature indicator (blue) light stays on longer or comes on while driving. Poor heater performance, especially at idle. NOTE: Vehicles with SKYACTIV-G 2.5T are not applicable.
• 10232276Feb 13, 2023Brakes. Front Brake Noise Symptom 1: Some vehicles may exhibit a click noise when first moving forward or reverse from a stop OR when first applying the brakes while moving forward at slow speeds. This is caused by deteriorated grease between the brake pads and the shim, the front brake pads move upward/downward along with the brake rotors during brake application. When the vehicle moves or the brakes are applied the next…
• 10232269Feb 10, 2023Engine cooling. Some vehicles may have coolant leaks at the cylinder head around the exhaust manifold (as shown below). There may be cracks at the stud bolt hole (1) or at the outside of the exhaust manifold flange (2) on the cylinder head.
• 10232304Feb 9, 2023Engine cooling, Visibility (wipers, defrost, mirrors), Brakes, Exterior…. Some customers may experience one or more electrical malfunctions after a vehicle body repair. The newly painted fender stay (2) may be causing a poor front harness (1) ground connection.
• 10232284Feb 9, 2023Visibility (wipers, defrost, mirrors), Back-over prevention (rear camera)…. Some vehicles may exhibit power outer mirror(s) that do not completely fold in and/or out. NOTE: This concern is unrelated to frozen mirrors in icy weather where snow or ice need to be removed for the mirrors to fold in and/or out. This concern may be caused by the following: The space between the mirror frame and the inner base may be too tight to allow for proper movement. Due to insufficient water tightness…
• 10232401Feb 7, 2023Seats, Electrical system. Some vehicles may experience the seat ventilation system still on after the engine has been turned off, in some cases this causes the battery to be completely discharged and not rechargeable. This is caused by a deterioration in the seat ventilation control unit. To eliminate this concern, the material for the circuit of the seat ventilation control unit has been modified.
• 10232301Feb 7, 2023Transmission and drivetrain. The rear differential case could develop a crack in the case. NOTE: This could affect new vehicles just delivered to the dealer as well as customer vehicles. This concern is caused when the sliding bearing (1) in the coupling (2) is seized and causes the coupling component to fit loosely. The pinion shaft head (3) then contacts the differential case and causes a crack.
• 10232271Feb 3, 2023Engine cooling. Some vehicles may have the check engine light on with DTC P0524:00 or P055F:00 stored in memory. Contamination in the engine oil may cause the engine oil solenoid valve to become stuck, resulting in improper operation of the oil pump and improper oil pressure. DTC P0524:00 (Engine oil pressure too low), DTC P055F:00 (Engine oil pressure malfunction). The control software of the PCM has been modified to eliminate…
• 10232266Feb 3, 2023Engine cooling. Some customers may complain about a poor acceleration and rough idling or the CHECK ENGINE light ON with DTC P0301:00, P0302:00, P0303:00, P0304:00.NOTE: Only turbo engines are applicable; non-turbo engines are NOT applicable. In most cases, DTCs P030X stores, but sometimes not. Sometimes the CHECK ENGINE light does not recognize this engine concern.
• 10232300Feb 1, 2023Electrical system. Some customers may complain that the ambient temperature on the instrument cluster is displayed more than 50 °F (10°C) lower than the actual temperature, resulting in insufficient performance of the air conditioning. This is caused by inappropriate soldering in the ambient temperature sensor. To eliminate this concern, the soldering process has been enhanced since December 2021 at the supplier.
• 10230882Jan 27, 2023Transmission and drivetrain. The rear differential case could develop a crack in the case NOTE: This could affect new vehicles just delivered to the dealer as well as customer vehicles. This concern is caused when the sliding bearing in the coupling is seized and causes the coupling component to fit loosely. The pinion shaft head then contacts the differential case and causes a crack.
• 10230902Jan 23, 2023Body and structure. When encountering a vehicle with paint damage, refer to the "Mazda Paint Warranty Guide" to determine cause, prevention, remedy, and warranty coverage (if applicable).
• 10230865Jan 23, 2023Engine cooling. When servicing SKYACTIV engine vehicles requiring to replace the Oil Galley Plug and Crush Washer, order the required part numbers below. These parts are not listed in GEPC and were previously listed as "non-serviceable" in the cylinder block diagram.
• 10230890Jan 19, 2023Engine cooling. Some vehicles may have coolant leaks at the cylinder head around the exhaust manifold (as shown below). There may be cracks at the stud bolt hole or at the outside of the exhaust manifold. Cracks may be caused by: - Deformation of the exhaust manifold during usage causing unexpected force to certain areas of the cylinder head. - Residual stress generated during production in the cylinder head material may be…
• 10230870Jan 12, 2023Equipment. Some customers may complain about infotainment center display: - Ghost Touch - DTC B108E:04 may be stored (Touch screen operates by itself) - Surface Peeling - DTC B108E:04 may be stored - Spider Cracks - White dots IMPORTANT NOTE: DO NOT replace the infotainment center display assembly. Low cost repair kits are available to repair the infotainment center display screen.
• 10230864Jan 12, 2023Equipment. This Parts Flash replaces RF-22-01R2 released January 04, 2022. It includes new display repair kit part numbers for the 2018-2019 Mazda2, 2018-2020 CX-3 and 2018-2020 MX-5. Repair kits are available to replace just the screen. There is no need to replace the entire infotainment display unit as the supply chain has been heavily impacted due to the global shortage of semiconductors.
• 10230875Jan 11, 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.
• 10230888Jan 4, 2023Engine cooling. Some customers may complain about a poor acceleration and rough idling or the CHECK ENGINE light ON with DTC P030X:00 (only turbo engines are applicable; non-turbo engines are NOT applicable). - In most cases, P030X is stored, but sometimes not. - Sometimes the CHECK ENGINE light does not recognize this engine concern.
• 10230863Jan 4, 2023Equipment. This Parts Flash replaces RF-22-01R released November 21, 2022. It includes a new display repair kit part number for the 2020-2022 MX-5. Repair kits are available to replace just the screen. There is no need to replace the entire infotainment display unit as the supply chain has been heavily impacted due to the global shortage of semiconductors.
• 10230869Jan 3, 2023Equipment. Some customers may complain about infotainment center display: - Ghost Touch - DTC B108E:04 may be stored (Touch screen operates by itself) - Surface Peeling - DTC B108E:04 may be stored - Spider Cracks - White dots IMPORTANT NOTE: DO NOT replace the infotainment center display assembly. Low cost repair kits are available to repair the infotainment center display screen.
• 10228657Dec 20, 2022Brakes. 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.
• 10228649Dec 8, 2022Wheels. Following the release of the 2019 CX-5 (KF) a series of wheels are applicable from the 2019-2021 model year. Each wheel is specified by VIN and supplier code, see table below for a visual representation along with the part number.
• 10228651Dec 7, 2022Equipment. There are currently 2 methods for cutting a new auxiliary key blank. A. Auxiliary Key Trace Cut Method B. Auxiliary Key Code Cut Method
• 10228648Dec 1, 2022Engine cooling. Some vehicles may experience the Check Engine Light ON with DTC P0171 (Fuel Trim too Lean) and possibly DTCs P030X (Misfire). Vehicles having this concern should use the following Inspection/Repair procedure.
• 10226825Nov 29, 2022Brakes. Front Brake Noise Symptom 1: Some vehicles may exhibit a click noise when first moving forward or reverse from a stop OR when first applying the brakes while moving forward at slow speeds. This is caused by deteriorated grease between the brake pads and the shim, the front brake pads move upward/downward along with the brake rotors during brake application. When the vehicle moves or the brakes are applied the next…
• 10226932Nov 22, 2022Engine cooling. When replacing the engine oil on the diesel engine, be sure to drain the old oil properly and refill with the accurate amount. The latest engines are equipped with an oil level sensor that measures the amount of oil and stores a DTC according to the oil status. For proper detection of the DTC, proper oil drainage and an accurate replacement amount of oil are required when replacing the engine oil.
• 10226930Nov 22, 2022Equipment, Electrical system. Some customers may complain about infotainment center display: * Ghost Touch * DTC B108E:04 may be stored (Touch screen operates by itself) * Surface Peeling * DTC B108E:04 may be stored * Spider Cracks * White dots
• 10226834Nov 22, 2022Electrical system. Some vehicles may experience the symptoms mentioned below, which can be fixed with the latest software update (Version 74.00.324 or later). The system performance has been improved as follows: Ver. 74.00.324 fixes these software errors (bugs): * If the shift lever is operated quickly while displaying the CarPlayTM screen, the rear view screen may not return to the CarPlayTM screen.
• 10226914Nov 21, 2022Equipment, Electrical system. Repair kits are available to replace just the screen. There is no need to replace the entire infotainment display unit as the supply chain has been heavily impacted due to the global shortage of semiconductors. Please use the table below when ordering the screen repair kits. This can also be found in Service Alert SA-041/22.
• 10226894Nov 21, 2022Body and structure. Some vehicles may exhibit power outer mirror(s) that do not completely fold in and/or out. NOTE: This concern is unrelated to frozen mirrors in icy weather where snow or ice need to be removed for the mirrors to fold in and/or out. This concern may be caused by the following: - The space between the mirror frame and the inner base may be too tight to allow for proper movement. - Due to insufficient water tightness…
• 10226827Nov 21, 2022Electrical system. Some vehicles may exhibit the following malfunctions: - The film on the center display is peeling off, as shown in the illustration below. This may be caused by cleaning the center display surface. Water and/or a cleaning solution may get into the scratches on the film and cause the film to start peeling (As a result, DTC B108E:04 may be stored). To eliminate this concern, the anti-reflective film has been modified…
• 10226814Nov 18, 2022Suspension. Some customers may complain of signs of oil on the struts or shock absorbers. In most cases the oil that is present is normal, and a result of the oil that remains on the shaft during the normal sweeping process of the shaft seal. Follow the inspection guidelines below to determine if the condition is a result of the normal sweeping process or a failure of the shaft seal.

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