Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 3,689 bulletins for MAZDA
09-014-21-3802a
Oct 25, 2021
130000 VISIBILITY
Some vehicles may exhibit a crack in the lower center area of the windshield. This may be caused by fixtures located at the center of the cowl grille, which result in higher pressures applied to the windshield. When small pebbles/rocks are
01-014-21-3840
Oct 22, 2021
060000 ENGINE AND ENGINE COOLING
Some vehicles may exhibit the CHECK ENGINE light on with DTC P011B:00 (Engine coolant temperature/IAT: Correlation error) when using an engine block heater which is set up by MCI as local accessory parts. Due to variation of block heater pe
07-005-21-3836
Oct 21, 2021
138300 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:CONDENSOR/EVAPORATOR
Some customers may complain about warm air from the climate control vents. This may be caused by improper brazing (A) of the evaporator (B), causing a refrigerant leak from the joint between the tubes (C) and the header (D). To eliminate th
SA-031-21c
Oct 15, 2021
060000 ENGINE AND ENGINE COOLING
A new cylinder head assembly for service parts has been newly established for SKYACTIV-G 2.5 with cylinder deactivation when replacement is needed. Valves, valve springs, valve spring seats, and cotters (IN/EX) are included in the new assem
01-013-21-3753
Oct 15, 2021
063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
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 (2). Cracks may be caused by: Deformation of the
SA-050-21a
Oct 14, 2021
060000 ENGINE AND ENGINE COOLING
Some customers may complain about an unusual thumping / rattling noise coming from the engine compartment. The noise is most pronounced under the following conditions: Engine at idle, Transmission in drive, Foot on the brake pedal, A/C OFF,
09-030-21-3838
Oct 13, 2021
061400 ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL
Some vehicles may exhibit a rattle, clunk or pop noise from the front of the vehicle while driving. The noise may be caused by loose cowl panel bolts.
SA-031-21b
Oct 13, 2021
060000 ENGINE AND ENGINE COOLING
A new cylinder head assembly for service parts has been newly established for SKYACTIV-G 2.5 with cylinder deactivation when replacement is needed. Valves, valve springs, valve spring seats, and cotters (IN/EX) are included in the new assem
SA-013-21h
Oct 13, 2021
110000 ELECTRICAL SYSTEM
Connected Vehicle Symptom Troubleshooting: 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 functi
MT-002-21a
Oct 13, 2021
070000 FUEL SYSTEM, GASOLINE
Ethanol is becoming a common additive in gasoline. Gasoline containing ethanol is likely available at your local gasoline station. Typical blends of ethanol include E10 and E85. E10: A blend of 10% ethanol and 90% gasoline. E85: A blend of
07-002-21-3774a
Oct 8, 2021
062000 ENGINE AND ENGINE COOLING:COOLING SYSTEM
Some vehicles may experience that the A/C does not blow cold air (blows warm air) due to a refrigerant leak. This is caused by a crack in the cooler pipe (HI) A (1) due to engine vibration. To correct this issue, the material and thickness
07-004-21-3830
Oct 8, 2021
110000 ELECTRICAL SYSTEM
Some vehicles may exhibit insufficient A/C performance / insufficient airflow from vents or ducts. These concerns may be caused by an evaporator temperature sensor malfunction due to insufficient water-proofing. This may result in a detecti
09-029-21-3811
Oct 8, 2021
070000 FUEL SYSTEM, GASOLINE
When opening the fuel-filler lid to refuel, some customers may notice water and/or sand in the fuel-filler lid box area. They may complain about dried sand causing poor appearance. Since the drain hole on the dust cover is located in an imp
SA-049-21
Oct 7, 2021
110000 ELECTRICAL SYSTEM
Beginning with July 1st vehicle production, vehicles will no longer have the In-Vehicle Digital Owner??A?A?s Manual (IVDOM) installed. 2021 CX-30 vehicles with VINs 3MVDM******300001 or greater (produced on or after July 1, 2021), 2021 Mazd
SA-012-21g
Oct 7, 2021
110000 ELECTRICAL SYSTEM
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 Issu
01-012-21-3832
Oct 4, 2021
060000 ENGINE AND ENGINE COOLING
Some vehicles may have a LOW ENGINE OIL LEVEL warning message and a CHECK ENGINE light illuminated in the instrument cluster, along with DTC P250F:00 stored in memory. DTC P250F:00 - Engine oil level signal: engine oil level low. Upon inspe
SA-019-21d
Sep 28, 2021
110000 ELECTRICAL SYSTEM
MAZDA CONNECT SYMPTOM TROUBLESHOOTING [6TH GENERATION VEHICLES]. Use the symptom troubleshooting tables below to diagnose MAZDA CONNECT concerns.
SA-027-21b
Sep 28, 2021
110000 ELECTRICAL SYSTEM
MAZDA CONNECT Symptom Troubleshooting (7th Generation Vehicles). Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure
01-011-21-3800a
Sep 27, 2021
060000 ENGINE AND ENGINE 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 temper
15-003-21-3828
Sep 24, 2021
118410 ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SOFTWARE
Some vehicles equipped with Blind Spot Monitoring (BSM) may experience a BSM indicator light on the outer door mirror, even if there is no vehicle in the alert (blind spot) area. NOTE: This concern occurs only after a cold start. As the BSM
06-001-21-3765a
Sep 19, 2021
010000 STEERING
Some vehicles may exhibit a light resistance and/or an unusual noise when turning the steering wheel in either direction. This concern may be caused by the following causes. The worm wheel gear was out of concentricity tolerance due to an i
09-028-21-3748
Sep 17, 2021
160000 STRUCTURE
Some customers may complain about a whistling noise heard from the top of the A-pillar area when driving at highway speeds. When driving under following conditions, a negative pressure is generated on the doors pulling them outward and resu
SA-047-21
Sep 16, 2021
060000 ENGINE AND ENGINE COOLING
If you receive a customer concern about the CHECK ENGINE light coming on and DTC P3400 (cylinder deactivation system malfunction) stored, the cylinder deactivation oil control valve may be plugged with plastic debris from the oil filter wra
09-027-21-3829
Sep 16, 2021
220000 SEATS
Some vehicles (without power seats) may exhibit a driver seat that gradually moves down by itself. This concern may be caused when a load, which is applied to the seat during braking, exceeds a certain level that could impact the retaining
SA-013-21g
Sep 14, 2021
110000 ELECTRICAL 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