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Service bulletins for the 2021 Mazda CX-5

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

501 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
SA-003-20f2021-01-06. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY; STRUCTURE; ELECTRICAL SYSTEM:SOFTWARE. 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 2020 Mazda3 only). Remote function(s) inoperative. Engine Start / Stop, Door Lock / Unlock, Lights ON / OFF
09-007-20-3674a2021-01-05. Service bulletin. EQUIPMENT; SEATS. 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.
04-005-20-3687a2021-01-05. Service bulletin. SERVICE BRAKES. Some vehicles may exhibit a squeak noise from the rear brakes while braking lightly. The squeak noise may occur more frequently when driving at slow speeds. The noise is caused by poor contact between the guide plate and the mounting support.
SA-064-20b2020-12-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; WHEELS; EQUIPMENT ADAPTIVE/MOBILITY. CONNECTED VEHICLE SERVICE INFORMATION. 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 Tire Pressure Monitoring System (TPMS) information (tire pressure).
SA-031-20j2020-12-04. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LOCK; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE. 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 2020 Mazda3 only). Remote function(s) inoperative. Engine Start / Stop, Door Lock / Unlock, Lights ON / OFF
SA-031-20i2020-12-04. Service bulletin. ENGINE AND ENGINE COOLING; EXTERIOR LIGHTING; ELECTRICAL SYSTEM:SOFTWARE. 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 2020 Mazda3 only). Remote function(s) inoperative. Engine Start / Stop, Door Lock / Unlock, Lights ON / OFF
SA-007-20m2020-12-04. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. MAZDA CONNECTED SERVICES - FREQUENTLY ASKED QUESTIONS (FAQ). 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, Dealer Processes, Educational Videos, Resources
DRW34a2020-12-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY; BACK OVER PREVENTION; EQUIPMENT. DRW34 - 2021 CX-9 AND CX-5 MAZDA CONNECT SETTINGS CONCERN. Concern Outline: It is not possible to customize the View Monitor, Parking Sensor and Vehicle - Doors > Hands-Free Liftgate settings as they are not displayed on the Mazda Connect screen, due to an inappropriate setting in the software on the subject vehicles involved in this campaign. Outline of Repair: Perform a Factory Reset on the Mazda Connect Screen.
MT-005-202020-12-03. Service bulletin. ENGINE AND ENGINE COOLING. Some customers may complain about high engine oil consumption. Before attempting any repairs, verify the complaint by using the guideline below to determine if an engine repair is necessary: Engine Oil Consumption Inspection Guideline 1. Record the vehicle mileage. 2. Engine at normal operating temperature, top off engine oil level to the full mark on the dipstick. 3. Ask the customer to return to the dealer after 1200 miles to recheck the engine oil level. 4. After 1200 miles, engine at normal operating temperature, check the engine oil level on the dipstick. 5. Is the engine oil level above the low mark on the dipstick? • Yes - No repair is necessary. • No - Proceed to MGSS online or Workshop Manual (section 01-03 NO. 16 HIGH OIL CONSUMPTION/LEAKAGE).
09-036-20-37562020-12-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. Some vehicles may exhibit a Connectivity Master Unit (CMU), a BLUETOOTH® hands-free unit or text messaging related concerns. To improve the handling of BLUETOOTH® hands-free and/or text messaging customer concerns, Mazda created a special service and parts exchange program as of February 2010.
DRW342020-11-04. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; VISIBILITY; ELECTRICAL SYSTEM:SOFTWARE. 2021 CX-9 AND CX-5 MAZDA CONNECT SETTINGS CONCERN: Concern Outline: It is not possible to customize the “View Monitor”, “Parking Sensor” and Safety (hands free liftgate) settings as they are not displayed on the Mazda Connect screen, due to an inappropriate setting in the software on the subject vehicles involved in this campaign. Outline of Repair: Perform a Factory Reset on the Mazda Connect Screen. Note: Modified software will be incorporated into mass-production vehicles beginning November 3, 2020. Certain CX-5 and CX-9 vehicles produced before the mass-production change, will be reworked before shipment.
DRW332020-11-04. Service bulletin. VISIBILITY; STRUCTURE. DRW33 - CHROME PLATED WINDOW MOLDINGS CONCERN FROM PACIFIC TYPHOON: On certain subject vehicles parked outside after production, it is possible that the chrome plated window moldings may be dirty or have rust spots from a Typhoon that recently passed by Hiroshima and Hofu Japan. These vehicles may have been exposed to misty seawater caused by a strong wind and could have potentially sustained chrome molding damage. The vehicles subject to this DRW may need additional cleaning, polishing, or possibly molding replacement.
SA-027-20f2020-11-04. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; BACK OVER PREVENTION; EQUIPMENT. MAZDA CONNECT SYMPTOM TROUBLESHOOTING (7TH GENERATION VEHICLES). Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure. Index: No. 1 Blank Screen No. 2. Rear View Camera is not displayed No. 3 Rebooting No. 4 Infotainment System Has No Sound No. 5 Commander Switch Does Not Work No. 6 Bluetooth device will not pair No. 7 Incorrect GPS position No. 8 Voice Recognition Does Not Work No. 9 Cannot Make a Hands-Free Call No. 10 Cannot Play Bluetooth Audio No. 11 How to Check Navi SD Card VIN Lock
SA-071-202020-11-04. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Currently, the instructions on MGSS recommend the use of Loctite 962T or equivalent when installing a SKYACTIV cylinder head, but it is no longer available. The following 3 adhesives are alternatives available as an equivalent to Loctite 962T: Loctite 272, Loctite 518 Threebond TB-1386H
SA-070-202020-11-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. APPLE CARPLAY / ANDROID AUTO FREQUENTLY ASKED QUESTIONS (FAQ): NOTE: 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
SA-069-202020-11-04. Service bulletin. EQUIPMENT. ACCESSORY INSTRUCTIONS LOCATION: Accessory instructions can be found in the Accessory eCatalog. https://ecatalog.mazdausa.com
SA-031-20f2020-11-04. Service bulletin. ELECTRICAL SYSTEM. CONNECTED VEHICLE SYMPTOM TROUBLESHOOTING: 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 2020 Mazda3 only). Remote function(s) inoperative. Engine Start / Stop Door Lock / Unlock Lights ON / OFF
SA-007-20l2020-11-04. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. MAZDA CONNECTED SERVICES - FREQUENTLY ASKED QUESTIONS (FAQ). 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, Dealer Processes, Educational Videos, Resources
SA-064-202020-10-05. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. 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 Tire Pressure Monitoring System (TPMS) information (tire pressure).
SA-027-20e2020-10-05. Service bulletin. BACK OVER PREVENTION; EQUIPMENT ADAPTIVE/MOBILITY. MAZDA CONNECT SYMPTOM TROUBLESHOOTING (7TH GENERATION VEHICLES). Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure. Index: No. 1 Blank Screen No. 2. Rear View Camera is not displayed No. 3 Rebooting No. 4 Infotainment System Has No Sound No. 5 Commander Switch Does Not Work No. 6 Bluetooth device will not pair No. 7 Incorrect GPS position No. 8 Voice Recognition Does Not Work No. 9 Cannot Make a Hands-Free Call No. 10 Cannot Play Bluetooth Audio No. 11 How to Check Navi SD Card VIN Lock
SA-007-20k2020-10-05. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING. MAZDA CONNECTED SERVICES - FREQUENTLY ASKED QUESTIONS (FAQ). 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, Dealer Processes, Conditions for Remote Engine Start Will Not Function, Conditions for Remote Engine Start Function Will turn engine OFF, Educational Videos, Resources
SA-066-202020-10-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. When performing vehicle services such as control unit software update, control unit registration/activation, CMU log data retrieval, etc., always do the following: • Use the GR8 battery charger SST to maintain battery voltage. See SA-063/20. • Use M-MDS hardware that is in good working condition. CAUTION: If the GR8 is not used or if the M-MDS hardware is not in good working condition, a control unit failure may occur.
SA-064-20a2020-10-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. 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 Tire Pressure Monitoring System (TPMS) information (tire pressure).
SA-063-202020-09-03. Service bulletin. ELECTRICAL SYSTEM. When performing vehicle services such as control unit software update, control unit registration/activation, CMU log data retrieval, etc., always use the GR8 battery charger SST to maintain battery voltage.
MT-003-202020-09-01. Service bulletin. ELECTRICAL SYSTEM. Some customers may complain about an inoperative power liftgate (PLG) and the any of the following DTC's stored in memory: • U3003:16 (Power liftgate (PLG) control module power supply voltage low input) • U3003:17 (Power liftgate (PLG) control module power supply voltage high input). This may be caused by low or high vehicle battery voltage.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.