2023 Mazda CX-50 Technical Service Bulletins

351 technical service bulletins (TSBs) are on record for the 2023 Mazda CX-50. 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.

• 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.
• 10233563Mar 1, 2023Brakes. If a vehicle is stuck in the EPB (Electronic Parking Brake) maintenance mode or cannot be put into the maintenance mode, use the repair procedure below to continue or complete the repairs. This happens when the MAINTENANCE MODE procedure is not followed exactly. CAUTIONS will be added to the WSM procedure, but until then, take note of these CAUTIONS:
• 10233562Mar 1, 2023Engine cooling, Exterior lighting, Equipment, Latches, locks and linkages. 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
• 10232304Feb 9, 2023Electrical system, Exterior lighting, Engine cooling, Brakes, Visibility…. 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.
• 10232281Feb 7, 2023Body and structure, Other or unknown, Latches, locks and linkages. Some customers may report hearing an unusual noise coming from the power liftgate (PLG) when it is unlatching to open or latching closed. This is caused by an internal fault in the liftgate latch and/or loose bolts holding the latch to the liftgate. To eliminate this concern, the internal structure of the latch and surface treatment of the bolts have been modified.
• 10232303Feb 6, 2023Equipment, Engine cooling, Electrical system, Exterior lighting. Some customers may complain about any of the following: Infotainment Center Display does not provide the Authorization Code during the MyMazda App Connected Vehicle enrollment. Remote function(s) inoperative. Engine Start / Stop, Door Lock / Unlock, Lights ON / OFF MAZDA CONNECT connected vehicle reception strength icon shows "X" or " ".
• 10232302Feb 2, 2023Steering, Wheels. 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).
• 10232402Feb 1, 2023Seats. At PDI or when new vehicle is delivered, some customers may complain about wrinkles on the leather seat cushion and/or seat back surface. Customers having this concern should have their vehicle repaired by a qualified upholstery repair specialist using the following repair procedure.
• 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.
• 10230866Jan 25, 2023Electrical system. Due to the supply chain shortages for BDGF-66-5G0G, hardware has been confirmed compatible between BDGF-66-5G0B up to the G suffix. This can be used for repair with vehicles originally equipped with C to G level suffix parts.
• 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).
• 10230880Jan 23, 2023Electrical system. Some customers may complain about the infotainment system and/or the MyMazda App showing incorrect clock and/or tire pressures and/or tire pressure missing. This may be caused by: - Incorrect calendar entry (month/day/year) after a battery disconnect - Infotainment system software update. - BCM TPMS unlearn during vehicle storage or transport. - Wheel/Tire change
• 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.
• 10230878Jan 19, 2023Electrical system. Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure.
• 10230877Jan 13, 2023Latches, locks and linkages. Some customers may report hearing an unusual noise coming from the power liftgate (PLG) when it is unlatching to open or latching closed. This is caused by an internal fault in the liftgate latch and/or loose bolts holding the latch to the liftgate.
• 10230905Jan 10, 2023Electrical system. Some vehicles may experience the symptoms mentioned below, which can be fixed with the latest software update (Version 7000C0A-NA05_11022). NOTE: Over-the-air update (OTA) for MAZDA CONNECT is now available in the U.S. and Canada (CX-50 only). The instructions for OTA are posted in MGSS and on MUSA for the customer. The update can also be performed using a USB memory stick.
• 10230895Jan 3, 2023Electrical system. Some customers may complain that the front seat warmers are inoperative or cannot be turned OFF and DTC B1520:49 may be stored. This may be caused by an electrical noise of the front seat warmer control unit. To correct this issue, the anti-electric noise performance of the front seat warmer control unit has been improved.
• 10230894Jan 3, 2023Electrical system. Some vehicles may exhibit DTC U3000:04 (Telematics communication unit internal malfunction) stored after the connected service contract has been discontinued (only vehicles in which the customer opted out of CV services are affected - CSP04). This is caused by improper control software of telematics communication unit. To eliminate this concern, the control software of telematics communication unit has been modified.
• 10228654Dec 22, 2022Body and structure, Visibility (wipers, defrost, mirrors). Some customers may report a rattle from the sunroof (panorama roof) area. Make sure to read the complete repair procedure before attempting any repairs as the sunroof may have rattles from more than one location.
• 10228650Dec 14, 2022Electrical system. Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure.
• 10228653Dec 13, 2022Electrical system. MAZDA CONNECTED SERVICES Frequently Asked Questions (FAQ)
• 10228652Dec 13, 2022Electrical system. Some customers may complain about any of the following: * Infotainment Center Display does not provide the Authorization Code during the MyMazda App Connected Vehicle enrollment. * Remote function(s) inoperative. - Engine Start / Stop - Door Lock / Unlock - Lights ON / OFF * MAZDA CONNECT connected vehicle reception strength icon shows "X" or " ". Confirm the customer's phone and vehicle have good to strong…
• 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
• 10228655Dec 6, 2022Visibility (wipers, defrost, mirrors), Equipment. The purpose of this Service Alert is to remind dealers to keep the protective films on the piano black door garnishes attached until just before delivering the vehicle to the customer. The protective films are attached on new vehicles when shipped from the factory in order to avoid being scratched during transportation and while in dealer stock.
• 10228656Dec 5, 2022Electrical system. Some vehicles may experience the rear differential oil temperature sensor PID (OIL_TEMP_SEN) on MDARS displaying the wrong value. This is due to a software bug (glitch) with MDARS.
• 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.
• 10226823Nov 22, 2022Engine cooling. Some customers may complain that the CHECK ENGINE light turns ON after a cold start, then exhibits lack of power from the engine with DTC P061B:00 stored in memory. This is caused by improper control software of the PCM. To eliminate this concern, the PCM control software 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.
• 10226924Nov 14, 2022Electrical system. 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. Examples: 1. Devices connected to the…
• 10226822Nov 14, 2022Engine cooling. Some customers may complain of lack of power during full-throttle acceleration after cold start. A check engine light may turn on for misfire caused by temporary over rich fuel injection. This concern only occurs with the condition that the coolant temperature at the time of engine start is about 32 F (0 C) or less. This is caused by improper control software of the PCM. To eliminate this concern, the control…
• 10226916Nov 2, 2022Electrical system. Some customers may comlpain about an intermittent Beep sound (popping sound) every 1 ~ 2 minutes while driving. This may be cause by a software error in the navigation SD card.
• 10226887Nov 2, 2022Seats. Some customers may complain about a missing rear seatback release button. This is caused by an incomplete assembly at the factory. To correct this issue, the production process of the seat back has been modified.
• 10225782Oct 19, 2022Electrical system. Some vehicles may exhibit the "Check Fuel-filler Cap" message displayed in the instrument cluster. This is caused by improper control software of the PCM. When the room fuse is installed and i-stop is activated, the message will display in the instrument cluster for three seconds only one time and no message will return. To eliminate this concern, the control software of the PCM has been modified.
• 10225725Oct 18, 2022Equipment. The CX-50 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.
• 10225767Oct 17, 2022Transmission and drivetrain. The new SKYACTIV-DRIVE FW6A-EL AT uses "Automatic Transmission Fluid (ATF) Type: FZ". Only use "ATF-FZ" to fill or top off the fluid level. ATF-FZ is specially designed for use in the SKYACTIV-DRIVE series AT. It is a low viscosity formula with less friction for better fuel economy. NOTE: ATF-FZ is colored blue for easy identification.
• 10225724Oct 17, 2022Body 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.
• 10225763Oct 12, 2022Electrical system. Some customers may complain about the following message displayed in the Multi-Information Display: In the following cases, the MRCC with Stop & Go function system is canceled when the vehicle is traveling at 19 mph (30 km/h) or less: * The Forward Sensing Camera (FSC) cannot detect target objects due to one of the following: - The windshield is dirty - The FSC lens is foggy - There is low visibility due to rain…
• 10225761Oct 12, 2022Electrical system. 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…
• 10225730Oct 10, 2022Equipment. Mazda Connected Services Frequently Asked Questions (FAQs)
• 10225727Oct 10, 2022Electrical system. Some customers may complain about any of the following: * Infotainment Center Display does not provide the Authorization Code during the MyMazda App Connected Vehicle enrollment. * Remote function(s) inoperative. - Engine Start / Stop - Door Lock / Unlock - Lights ON / OFF * MAZDA CONNECT connected vehicle reception strength icon shows "X" or " "
• 10225747Oct 6, 2022Electrical system. Some customers may comlpain about an intermittent Beep sound (popping sound) every 1 ~ 2 minutes while driving. This may be cause by a software error in the navigation SD card.
• 10225720Oct 4, 2022Electrical system. Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure.
• 10225735Oct 3, 2022Body and structure. You may need to remove the front bumper on a CX-50 Meridian Edition. When doing so, some of the parts must be discarded and replaced. Refer to the repair procedure for tips, cautions, and instructions
• 10222563Sep 29, 2022Electrical system. The Blind Spot Monitoring (BSM) system can malfunction with the following symptoms if the rear side radar sensors are installed facing the wrong direction. - BSM system indicates vehicle on the opposite side. - i-ACTIVSENSE indicator ring will not turn green - Rear Cross Traffic Alert (RCTA) does not work - Rear side radar sensor
• 10222572Sep 28, 2022Electrical system. Some vehicles may experience the MyMazda App not communicating to the vehicle properly which may result in the condition monitor information is not refreshed or remote door lock/unlock not functioning. This is caused by a failure in communication between the telematics communication unit and the MyMazda App. To correct this issue, the control software of the telematics communication unit has been modified.
• 10222561Sep 13, 2022Latches, locks and linkages. Some customers may complain about a missing rear seatback release button.
• 10222562Sep 12, 2022Electrical system. Some customers may experience the Power liftgate (PLG) will not open and DTC B145D:12 (Closure motor circuit malfunction) may be stored. This may be caused by PLG control module failure due to rapid manual liftgate closure in any of the following conditions: - 12V battery is disconnected and liftgate is closed rapidly - 12V battery is connected, fuse F27 (PDI fuse) is removed and liftgate is closed rapidly
• 10222553Sep 8, 2022Electrical system. Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure.
• 10222548Sep 7, 2022Other or unknown. The installation instructions included in the box with the tow hitch accessory, part number VA40-V3-920, are not correct. Please read this Service Alert before beginning the installation process of the accessory tow hitch.
• 10219229Aug 25, 2022Electrical system. Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure.

← All problems reported for the 2023 Mazda CX-50