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Service bulletins for the 2016 Mazda Mazda6

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.

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

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Bulletins, newest first
CSP10a2021-04-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SERVICE REACTIVATION AND OWNER LOYALTY PROGRAM (CSP10) - EXPIRES APRIL 30, 2021
06-002-21-37822021-04-05. Service bulletin. STEERING. 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.
MT-001-212021-04-05. Service bulletin. ELECTRICAL 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.
MT-019-172021-03-08. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; SERVICE BRAKES; ELECTRICAL SYSTEM. WARNING: DO NOT PERFORM OPERATIONAL TESTING OF THE SMART CITY BRAKE SUPPORT (SCBS) SYSTEM. If the warning indicator light is not illuminated and there are no codes stored in the system, the system is operating properly, and Mazda cannot perform any additional testing of the system. Dealers and customers should never attempt to test or recreate crash scenarios under any circumstances because that could lead to an accident and injuries. NOTE: This article only applies to the applicable vehicles below equipped with SCBS system that uses a Laser Sensor. This article does not apply to newer vehicles equipped with SCBS system that uses a Forward Sensing Camera (FSC).
MT-017-172021-03-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. If you encounter any type of electrical concern (e.g, dead battery), 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. Below are a couple of examples of unusual electrical concerns caused by aftermarket devices.
09-044-17-33982021-03-08. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; VISIBILITY. Some vehicles may experience a fuzzy appearance (tiny cracks) around the edge of the Active Driving Display.
09-011-17-3339a2021-03-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:PROPULSION SYSTEM:CHARGING:CABLE/CORD:ACCESSORY; SEATS:FRONT ASSEMBLY:POWER ADJUST. Some vehicles may exhibit excessive noise when operating either front power seat forward or backward. The noise may be caused by cable vibration, which transmits power from the motor to the gears. The cable vibrates inside the case due to inadequate fabric wrapped around the cable. The fabric thickness has been increased to eliminate the noise.
CSP102021-03-03. Service bulletin. ENGINE AND ENGINE COOLING; WHEELS. SERVICE REACTIVATION AND OWNER LOYALTY PROGRAM (CSP10) - EXPIRES APRIL 30, 2021
CSP05d2021-03-03. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. MULTI-MODEL - MAZDA MOBILE START CUSTOMER SATISFACTION PROGRAM (CSP05). As shared previously, due to planned industry-wide changes in mobile network infrastructure and wireless technology, the Mazda Mobile Start (MMS) accessory was no longer offered beginning with 20MYvehicles. These technology changes are scheduled to occur in late 2021 as our service provider transitions away from a 3G network which currently supports the MMS application and its vehicle operations for all active legacy accounts. As a result, the MMS application and its vehicle operations will no longer work after September 30. 2021 for these legacy accounts and their respective vehicle owners. In an effort to provide advance notice and be transparent, and also to lessen the inconvenience of this situation - On 11/12/2020, all active MMS account holders will be informed of this news and will be presented with their choice of one of following goodwill offers: A new, replacement remote-engine start system (key fob transmitter type), Installation of Apple CarPlay / Android Auto, A $1000 voucher towards the purchase or lease of a new Mazda vehicle
CSP05c2021-03-03. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. MULTI-MODEL - MAZDA MOBILE START CUSTOMER SATISFACTION PROGRAM (CSP05). As shared previously, due to planned industry-wide changes in mobile network infrastructure and wireless technology, the Mazda Mobile Start (MMS) accessory was no longer offered beginning with 20MYvehicles. These technology changes are scheduled to occur in late 2021 as our service provider transitions away from a 3G network which currently supports the MMS application and its vehicle operations for all active legacy accounts. As a result, the MMS application and its vehicle operations will no longer work after September 30. 2021 for these legacy accounts and their respective vehicle owners. In an effort to provide advance notice and be transparent, and also to lessen the inconvenience of this situation - On 11/12/2020, all active MMS account holders will be informed of this news and will be presented with their choice of one of following goodwill offers: A new, replacement remote-engine start system (key fob transmitter type), Installation of Apple CarPlay / Android Auto, A $1000 voucher towards the purchase or lease of a new Mazda vehicle
01-006-21-37792021-03-03. Service bulletin. ELECTRICAL SYSTEM. This service bulletin 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 battery periodically according to the repair procedure.
01-005-21-37782021-03-03. Service bulletin. ELECTRICAL SYSTEM. The Mazda DCA-8000PM is required for all warranty battery testing. If the Mazda DCA-8000PM 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.
SA3372021-02-08. Service bulletin. PARKING BRAKE. Electric parking brake (EPB) maintenance mode procedure change.
CSP05b2021-02-05. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. MULTI-MODEL - MAZDA MOBILE START CUSTOMER SATISFACTION PROGRAM. As shared previously, due to planned industry-wide changes in mobile network infrastructure and wireless technology, the Mazda Mobile Start (MMS) accessory was no longer offered beginning with 20MYvehicles. These technology changes are scheduled to occur in late 2021 as our service provider transitions away from a 3G network which currently supports the MMS application and its vehicle operations for all active legacy accounts. As a result, the MMS application and its vehicle operations will no longer work after September 30. 2021 for these legacy accounts and their respective vehicle owners. In an effort to provide advance notice and be transparent, and also to lessen the inconvenience of this situation - On 11/12/2020, all active MMS account holders will be informed of this news and will be presented with their choice of one of following goodwill offers: A new, replacement remote-engine start system (key fob transmitter type), Installation of Apple CarPlay / Android Auto, A $1000 voucher towards the purchase or lease of a new Mazda vehicle
09-002-21-37702021-02-05. Service bulletin. ELECTRICAL SYSTEM; VEHICLE SPEED CONTROL; EQUIPMENT. In accordance with Federal regulations, follow the procedure listed below when replacing a speedometer
07-001-21-37752021-02-05. Service bulletin. EQUIPMENT. A musty/mildew type odor may come from the vents when the air conditioning (A/C) system is operating. It is most noticeable when the A/C is first turned ON. This odor is the result of mold growth in the A/C evaporator/cooling unit which is caused by condensation, dust, and pollen within the cooling unit. This condition is usually worse during high humidity conditions. “Mazda Air Cooling Coil Coating” is available to encapsulate the mold to reduce odors. If the product is properly applied, it can effectively reduce the musty/mildew odor for up to three years.
02-003-21-37772021-02-05. Service bulletin. STEERING. Some customers may complain that the steering wheel is off center more than 3° even when driving straight on a flat road.
02-002-21-37692021-02-05. Service bulletin. WHEELS. 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.
01-003-21-37762021-02-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; EQUIPMENT. Some vehicles may experience the CHECK ENGINE LIGHT ON with DTC P2610 and P2507 stored in memory after engine start and room fuse 15A (A) removed. P2610:00: Instrument cluster internal engine off timer performance problem. P2507:00: PCM battery voltage low input
00-001-21-37682021-02-05. Service bulletin. STEERING; WHEELS; POWER TRAIN; ENGINE AND ENGINE COOLING. Mazda has developed factory recommended scheduled maintenance services that support all major vehicle systems. Mazda recommends dealers follow the scheduled maintenance tables as cited in the vehicle specific workshop manual or owner's manual. Services performed outside of Mazda's factory scheduled maintenance are not recommended. These services are unnecessary and create unneeded expenses for your customers.
09-019-172021-02-01. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM. Fctry MESSASGE DISPLAYED after instrument cluster replacement. After the installation of a new instrument cluster, the message "Fctry" is displayed instead of the odometer. Some new instrument clusters are in the factory mode setting. Factory mode cancellation is required.
09-018-172021-02-01. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Display shows inaccurate ambient temperature. Some customers may complain that the ambient temperature display is not accurate, or it takes too long for the display to show actual temperature.
04-001-172021-02-01. Service bulletin. SERVICE BRAKES, HYDRAULIC. Rear brake squeak noise during slow speed driving. Some vehicles may exhibit a squeak type noise from the rear brakes when driving at approximately 6-12 mph (10-20km/h) with or without light braking. The noise usually occurs when driving immediately after the parking brake is released. The noise may be caused by poor bake pad adhesive tape contact.
MT-001-172021-02-01. Service bulletin. VISIBILITY; VISIBILITY:WINDSHIELD WIPER/WASHER. Windshield washer fluid change - Factory filled windshield washer fluid has been changed to an ethanol type (yellow color) instead of athe conventional methanol type (blue color). This change is for European compliance Mazda has decided to make the change for all markets.
04-001-172021-02-01. Service bulletin. SERVICE BRAKES, HYDRAULIC. Rear brake squeak noise during slow speed driving

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