2021 Mazda CX-5 Technical Service Bulletins

501 technical service bulletins (TSBs) are on record for the 2021 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.

• 10200938Aug 5, 2021Equipment, Electrical system, Engine. Connected vehicle remote functions inoperative and/or engine no start due to low battery voltage. NOTE: SA-045/21 HAS BEEN SUPERCEDED TO SSPC7.
• 10200937Aug 5, 2021Engine, Electrical system, Equipment. Connected vehicle remote functions inoperative and/or engine no start due to low battery voltage. Some customers may experience the following symptoms: Connected Vehicle Remote Functions inoperative after SSPC6 repair. Connected Vehicle Remote Functions inoperative on vehicles built March 20, 2021 and later.
• 10200947Aug 3, 2021Equipment, Electrical system, Other or unknown. DRW41 - TELEMATICS COMMUNICATION UNIT (TCU) CONCERN - BATTERY DRAIN AND CONNECTED SERVICES. On certain subject 2021 MY CX-5 & CX-9 vehicles, a battery drain concern could occur due to the Telematics Communication Unit (TCU) not going to sleep. In addition, some vehicles were repaired under the cancelled campaign SSPC6, which caused Connected Services to no longer work.
• 10200935Aug 2, 2021Electrical system, Engine, Equipment. Connected vehicle remote functions inoperative and/or engine no start due to low battery voltage. Some customers may experience the following symptoms: Connected Vehicle Remote Functions inoperative after SSPC6 repair. Connected Vehicle Remote Functions inoperative on vehicles built July 1, 2021 and later.
• 10200934Aug 2, 2021Equipment, Electrical system, Engine. Connected vehicle remote functions inoperative and/or engine no start due to low battery voltage. Some customers may experience the following symptoms: Connected Vehicle Remote Functions inoperative after SSPC6 repair. Connected Vehicle Remote Functions inoperative on vehicles built July 1, 2021 and later.
• 10199636Jul 23, 2021Electrical system. Some customers may experience the following symptoms: Connected Vehicle Remote Functions inoperative after SSPC6 repair. Connected Vehicle Remote Functions inoperative on vehicles built July 1, 2021 and later. Engine no start due to low battery voltage.
• 10199643Jul 22, 2021Equipment, Electrical system. DRW41 - TELEMATICS COMMUNICATION UNIT (TCU) CONCERN - BATTERY DRAIN AND CONNECTED SERVICES. On certain subject 2021 MY CX-5 & CX-9 vehicles, a battery drain concern could occur due to the Telematics Communication Unit (TCU) not going to sleep. In addition, some vehicles were repaired under the cancelled campaign SSPC6, which caused Connected Services to no longer work.
• 10199714Jul 19, 2021Wheels. 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.
• 10199731Jul 15, 2021Equipment. (PERMANENTLY CANCELLED CAMPAIGN) - SSPC6 - 2021 CX-5 and CX-9 TELEMATICS COMMUNICATIONS UNIT (TCU) CONCERN: Please read the dealer email sent today, 7/15/2021. This campaign has been cancelled. Make sure all USB drives with SSPC6 Software are erased and reformatted.
• 10199730Jul 14, 2021Equipment. (PAUSE ALL REPAIRS!) - SSPC6 - 2021 CX-5 and CX-9 TELEMATICS COMMUNICATIONS UNIT (TCU) CONCERN: Please read the dealer email sent today. Attention: Please pause all repairs for this SSP due to the repair procedure needing to be updated. We will advise here when repairs can resume. Any repairs in progress should cease.
• 10199729Jul 12, 2021Equipment. SSPC6 - 2021 CX-5 and CX-9 TELEMATICS COMMUNICATIONS UNIT (TCU) CONCERN: On certain subject 2021 MY CX-5 & CX-9 vehicles, the electronic control unit (ECU) may not enter the power-saving mode under certain conditions, and a dark current may continue to flow even after the engine is turned off. If the vehicle is left unused in this condition over several days, the battery may drain and cause a no-start issue. This…
• 10199715Jul 12, 2021Body and structure. Some vehicles may exhibit rust or paint peeling at the inside edge of the front door(s). This may be caused by dust adhering between the front door edge and the rear door weatherstrip, which rubs/damages the paint during vehicle operation (door opening/closing and vibration while driving). NOTE: If the rust/paint peeling is seen on the outer side of the door, this service bulletin does not apply.
• 10199728Jul 10, 2021Equipment. SSPC6 - 2021 CX-5 and CX-9 TELEMATICS COMMUNICATIONS UNIT (TCU) CONCERN: On certain subject 2021 MY CX-5 & CX-9 vehicles, the electronic control unit (ECU) may not enter the power-saving mode under certain conditions, and a dark current may continue to flow even after the engine is turned off. If the vehicle is left unused in this condition over several days, the battery may drain and cause a no-start issue. This…
• 10199641Jul 9, 2021Electrical system, Equipment. Some customers may experience a SBS/SCBS, LAS/LDWS and/or HBC warning light on. A system error message may also be found in the center display. DTC U3000:04-0A (Forward sensing camera (FSC) internal malfunction). DTC U3000:04-0A (Forward sensing camera (FSC) internal malfunction) is stored in the FSC module and cannot be erased. This concern may be caused by a hardware failure of an internal device of the FSC…
• 10198679Jun 25, 2021Electrical system, Equipment. MAZDA CONNECT SYMPTOM TROUBLESHOOTING [6TH GENERATION VEHICLES]. Use the symptom troubleshooting tables below to diagnose MAZDA CONNECT concerns.
• 10198685Jun 24, 2021Air bags. Some customers may complain that the passenger seat belt warning light is ON and the PASS AIRBAG OFF indicator light is OFF with no front passenger in the seat. This may be caused by an electrical device (smart phone, tablet, laptop. etc.) placed on the front passenger's seat.
• 10198676Jun 24, 2021Equipment. MAZDA CONNECT Symptom Troubleshooting (7th Generation Vehicles). Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure
• 10198673Jun 15, 2021Equipment. There are currently 2 methods for cutting a new auxiliary key blank. A. Auxiliary Key Trace Cut Method B. Auxiliary Key Code Cut Method A. Auxiliary Key Trace Cut Method If only one auxiliary key is lost/missing, some key cutting machines can trace cut a new key blank. 1. Trace cut the new auxiliary key blank(s). B. Auxiliary Key Code Cut Method If both auxiliary keys are lost/missing, use this method for cutting…
• 10198570Jun 10, 2021Engine cooling, Electrical system, Latches, locks and linkages. Some customers may experience all of following symptoms: The door lock/unlock operation will not work using the remote transmitter button. The door lock/unlock operation will not work using the door lock/release touch sensor. The engine will not start using the ignition switch. This is caused when excess load is applied to the remote transmitter and the electrical terminals in it may be deformed, causing poor…
• 10198689Jun 9, 2021Equipment. Accessory instructions can be found on OneMazda under Dealer Resources - Parts & Accessories. The links provided below can be used for quick access: For 2016 models and newer: NOTE: Instructions are found under the "Attachments" section once a part is selected. Accessories E-catalog For models prior to 2016: Accessory Parts and Installation Instructions
• 10198691Jun 7, 2021Visibility (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.
• 10198677Jun 4, 2021Equipment, Electrical system. APPLE CARPLAY / ANDRID AURO FREQUENTLY ASKED QUESTIONS (FAQ) The following vehicles are not equipped with Apple CarPlay / Android Auto, but it can be activated using MDARS. See Activation instructions on MGSS -> Infotainment -> MAZDA CONNECT Updates -> Apple Carplay / Android Auto MDARS Activation Instructions
• 10198675Jun 2, 2021Engine cooling, Equipment, 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 (and Software Update Error message on 2020 Mazda3 only). Remote function(s) inoperative. Engine Start / Stop, Door Lock / Unlock, Lights ON / OFF, MAZDA CONNECT connected vehicle reception strength icon shows "X" or " ".
• 10198574Jun 1, 2021Visibility (wipers, defrost, mirrors). Some vehicles may experience exterior trim heat damage when parked near a glass building. This may be caused by the suns reflection. If a building creates enough of a curve with a series of flat windows, which act like mirrors, the reflections all converge at one point, focusing and concentrating the light onto the street below.
• 10194887May 18, 2021Forward collision avoidance, Equipment, Exterior lighting, Lane departure. 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 build on or before March 2, 2019], No DTC - Gen 7 vehicles built after March…
• 10194891May 13, 2021Equipment. When performing vehicle services such as control unit software update, control unit registration/activation, CMU log data retrieval, etc., always use the DCA8000 OR GR8 battery charger SST to maintain battery voltage.
• 10194782May 11, 2021Transmission and drivetrain. The rear differential case could develop a crack in the case, as shown below. NOTE: This could affect new vehicles just delivered to the dealer as well as customer vehicles.
• 10194715May 11, 2021Equipment, Exterior lighting, Engine cooling. 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 (and Software Update Error message on 2020 Mazda3 only). Remote function(s) inoperative. Engine Start / Stop, Door Lock / Unlock, Lights ON / OFF, MAZDA CONNECT connected vehicle reception strength icon shows "X" or " ".
• 10194714May 11, 2021Transmission and drivetrain. 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.
• 10194659May 7, 2021Electrical system, Equipment, Engine cooling. When programming a key or installing a Genuine Mazda Accessory Remote Engine Start system, you may encounter programming difficulty. This may be caused by a customer installed aftermarket decorative trim and/or cover on the START/STOP ENGINE button. The aftermarket accessory may create electrical interference, which may interfere with programming.
• 10194657May 5, 2021Equipment, Electrical 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 Workshop Manual diagnosis. Aftermarket devices may be the cause of the electrical concern. Ask the customer if any aftermarket devices have been installed.
• 10194762May 4, 2021Equipment. 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
• 10191535Apr 30, 2021Engine 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…
• 10191534Apr 30, 2021Engine cooling. Some vehicle may exhibit a tapping noise from the engine during idling; etc., and synchronized to the engine rpm. The tapping noise may be caused by the switchable hydraulic lash adjuster (HLA), which may not work properly due to air bubbles accumulated in the oil passage in it. To eliminate this concern, the switchable HLA has been modified for increased oil supply to reduce air bubbles in the oil passage.
• 10191539Apr 27, 2021Electrical system. IMPORTANT NOTE: Some 2020 Mazda3 vehicles may have incorrect infotainment software version 10042 installed. The incorrect software will cause MyMazda App Connected Vehicle enrollment errors. Go to SSPC1. 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 (and Software Update Error message on…
• 10191538Apr 26, 2021Equipment. APPLE CARPLAY / ANDRID AURO FREQUENTLY ASKED QUESTIONS (FAQ) The following vehicles are not equipped with Apple CarPlay™ / Android Auto™, but it can be activated using MDARS. See Activation instructions on MGSS -> Infotainment -> MAZDA CONNECT Updates -> Apple Carplay / Android Auto MDARS Activation Instructions
• 10190956Apr 22, 2021Engine 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.
• 10190972Apr 14, 2021Equipment. MAZDA CONNECTED SERVICES - FREQUENTLY ASKED QUESTIONS (FAQ): Index: General Questions, Setup and Getting Started, Registration / Enrollment, WI-FI General Information, WI-FI How-To, WI-FI Trial Period, Interacting With The App, Service Issues, Troubleshooting, Reception Level Inspection, Dealer Processes, Conditions for Remote Engine Start Will Not Function, Conditions for Remote Engine Start Function Will turn…
• 10190970Apr 7, 2021Equipment. Some customers may complain about an infotainment reboot and the infotainment system recovers if the Navigation SD card is removed (see attached video). NOTE: This concern may be present on a 2019-2020 Mazda3 or a 2020 CX-30 after the customer updates the Navigation SD card map software using Mazda Toolbox.
• 10190968Apr 7, 2021Equipment. MAZDA CONNECT Symptom Troubleshooting (7th Generation Vehicles). Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure
• 10190959Apr 7, 2021Equipment. NOTE: This service bulletin supersedes "DRW34 - 2021 CX-9 AND CX-5 MAZDA CONNECT SETTINGS CONCERN". Some customers may notice that some items such as the View Monitor, Parking Sensor or Hands-Free Liftgate settings do not appear in customize setting screen.
• 10190966Apr 1, 2021Tires. The 2021 CX-5 and CX-9 will be the first 6.5 generation vehicles to be equipped with Connected Vehicle Services and some functions will be limited at launch. This service information provides a timeline of the system limitations. Gen 6.5 vs Gen 7 Gen 6.5 (2021 CX-5 and CX-9) Connected Vehicle functions will be similar to Gen 7 (2020 > CX-30 and Mazda3). The main difference is that Gen 6.5 vehicles will not include…
• 10189948Mar 25, 2021Equipment, Electrical system. Be aware that the fuses removed at the factory have been changed. The fuses removed from the relay and fuse block (1) are as follows: Previous, Room (15A), Audio1 (15A), New, Room (25A), BOSE (25A).
• 10189858Mar 23, 2021Equipment. Some customers may complaint about an infotainment reboot. The infotainment system recovers if the Navigation SD card is removed (see attached video).
• 10189954Mar 16, 2021Body and structure, Equipment. DRW38 - RESIDUE OR STAIN BY WRAPGUARD ON BELTLINE - On the subject vehicles shipped from MC on January 8, 2021, added wrap guard was temporarily attached on the beltline molding (both left and right) to protect the beltline molding from misty seawater (for rust prevention). The wrap guard was to be removed prior to shipment. The affected vehicles need to have the wrap guard removed and then inspect the beltline…
• 10189951Mar 15, 2021Equipment. IMPORTANT NOTE: Some 2020 Mazda3 vehicles may have incorrect infotainment software version 10042 installed. The incorrect software will cause MyMazda App Connected Vehicle enrollment errors. Go to SSPC1. 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 (and Software Update Error message on…
• 10189950Mar 15, 2021Engine cooling, Equipment. MAZDA CONNECTED SERVICES - FREQUENTLY ASKED QUESTIONS (FAQ): Index: General Questions, Setup and Getting Started, Registration / Enrollment, WI-FI General Information, WI-FI How-To, WI-FI Trial Period, Interacting With The App, Service Issues, Troubleshooting, Reception Level Inspection, Dealer Processes, Conditions for Remote Engine Start Will Not Function, Conditions for Remote Engine Start Function Will turn…
• 10189797Mar 15, 2021Electrical 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 Workshop Manual diagnosis. Aftermarket devices may be the cause of the electrical concern. Ask the customer if any aftermarket devices have been installed.
• 10189822Mar 11, 2021Body and structure. Some customers may complain about rust at the bottom (inner side) of the doors where the seaming welt is located. It is caused by mud/sand adhering to the side sill, which scratches the paint surface when the door is opened/closed. The mud/sand is most likely brought in by the driver and/or passenger when stepping in and out of the vehicle.
• 10189946Mar 8, 2021Electrical system, Visibility (wipers, defrost, mirrors), Equipment. When performing the MGSS Workshop Manual 360° View Monitor System Aiming Procedure, M-MDS may show error message "Procedure unsuccessful". This may be caused by light glare on the SST.

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