Technical Service Bulletins (TSBs) for the 2024 MAZDA3 are official communications between Mazda & their dealerships that describe processes for troubleshooting or fixing certain common problems.
All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.
Before judging a steering wheel as having premature wear or a defect, first clean the steering wheel as explained in the repair information. Some vehicles may have steering wheel stains caused by chemicals such as hand lotions. Read More »
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. Read More »
Some customers may complain about the poor appearance due to an uneven rear beltline molding joint. This concern is caused by the rear beltline molding not being manufactured according to the original designed shape. Read More »
Some vehicles exhibit brake related concerns such as brake noise, brake judder or brake dragging. If you encounter a customer complaint for any one of these symptoms, refer to the following information to understand why symptoms may ... Read More »
Symptom 1: Some customers may complain about hearing a grinding noise and/or vibration occur when applying the brake. This is due to rust on the rear brake disc plate. Read More »
Some vehicles exhibit brake related concerns such as brake noise, brake judder or brake dragging. If you encounter a customer complaint for any one of these symptoms, refer to the following information to understand why symptoms may ... Read More »
Symptom 1: Some customers may complain about hearing a grinding noise and/or vibration occur when applying the brake. This is due to rust on the rear brake disc plate. Read More »
NOTE: Before proceeding, perform MGSS Vehicle Inquiry (MGSS -> Other Applications -> Warranty Veh. Inq. -> RECALLS / SPECIAL SERVICE PROGRAMS -> Status) and check for Open campaigns. Read More »
A tapping/rattling noise may be noticed from the valve train area. This operating condition can occur on new vehicles which have been delivered to Mazda dealers (due to loading and unloading from transport trucks or customers moving their ... Read More »
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. Read More »
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. Read More »
There is a concern that some water pumps are being replaced that are not faulty, due to signs of a very small coolant leak from the bleed hole. Read More »
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. Read More »
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. Read More »
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. Read More »
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. Read More »
Due to limitations, certain vehicles from 2016 to current models might display an inaccurate transmission part number in the Global Electronic Parts Catalog (GEPC). Read More »
A New Automatic Transmission Fluid (ATF-A7) is being used for some 2023 and 2024 models. ATF-A7 is an extremely low viscosity formulation with low friction to achieve best-in-class fuel economy and driving performance. Read More »
Some customers may complain that the ambient temperature on the instrument cluster is displayed more than 50 A?F (10 A?C) lower than the actual temperature, resulting in insufficient performance of the air conditioning. Read More »
Some customers may experience that the liftgate or the trunk lid will not unlock even when the vehicle is parked and the ignition is off. If the engine is running (POWER ON) or the ignition is turned to on (READY ON), it will unlock. Read More »
Some customers may experience one or both of the following symptoms while locking and unlocking the doors works fine using the remote transmitter. Read More »
Some customers may complain about intermittent audio no sound from the MAZDA CONNECT infotainment system and/or static noise from the speakers. Read More »
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. Read More »
Some customers may experience a Bluetooth phone call with low volume from the phone side (caller can barely hear the other side). Be advised that Mazda is aware of the issue and is working on a resolution. Read More »
Some vehicles may experience the opening sequence of the instrument cluster is not displayed after IG-ON. NOTE: Opening sequence of the instrument cluster refers to the display that occurs immediately after ignition is turned on. Read More »
Frequently Asked Questions (FAQ): General Questions Reception Level Inspection Setup and Getting Started Dealer Processes Registration / Enrollment TCU Activation WI-FI General Informatio Conditions for Remote Engine Start Will ... Read More »
Some customers may experience no sound from the audio system and/or the audio source cannot be changed. This concern may be caused by the remote tuner not operating properly under certain situations. Read More »
In-Vehicle Network Malfunction error message and Master Warning light ON with DTC U3000:04 (Telematics communication unit internal malfunction) stored. Read More »
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. Read More »
When the power windows are operated many times without being fully closed, small errors of the window position sensor may accumulate and cause improper operation of the jam-safe function. Read More »
Some customers may experience the rear subwoofer audio sound pauses at volume level 38 and above and the condition is most pronounced with high base setting +3 - +9. This may be cause by an infotainment software error. Read More »
Some customers may experience a a??Telematics Malfunctiona?? message in the instrument cluster with DTC U3000:04-TCU (Telematics communication unit internal malfunction) stored in memory. Read More »
Some customers may experience a a??Telematics Malfunctiona?? message in the instrument cluster with DTC U3000:04-TCU (Telematics communication unit internal malfunction) stored in memory. Read More »
Some vehicles may experience the opening sequence of the instrument cluster is not displayed after IG-ON. NOTE: Opening sequence of the instrument cluster refers to the display that occurs immediately after ignition is turned on. Read More »
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. Read More »
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. Read More »
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. Read More »
Some vehicles equipped with the Blind Spot Monitoring (BSM) may show the BSM indicator light is on in the outer door mirror, even if there are no vehicles in the alert area. Read More »
Some customers may complain about color discrepancies (brightness differences) of the image displayed on the screen when using the 360A?view monitor. As this phenomenon is not a system failure, do not make any repairs or replace any parts. Read More »
When the power windows are operated many times without being fully closed, small errors of the window position sensor may accumulate and cause improper operation of the jam-safe function. Read More »
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. Read More »
Some customers may complain that the warning sound in the passenger compartment (notifies i-ACTIVSENSE warnings, seat belt warning etc.) is too loud. Read More »
Before judging a steering wheel as having premature wear or a defect, first clean the steering wheel as explained in the repair information. Some vehicles may have steering wheel stains caused by chemicals such as hand lotions. Read More »
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. Read More »
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. Read More »
The customer may report a rattling noise from the front of the vehicle under load. It may sound as if it is coming from the dashboard, but it is coming from the hood prop rod (aka lock-bonnet stay). Read More »
Some vehicles may have a water leak and/or a technician may find water inside the cabin or within a component. The source of the leak may be from between the doors at the B-pillar. Read More »
Some customers may experience that the liftgate or the trunk lid will not unlock even when the vehicle is parked and the ignition is off. If the engine is running (POWER ON) or the ignition is turned to on (READY ON), it will unlock. Read More »
Some customers may experience one or both of the following symptoms while locking and unlocking the doors works fine using the remote transmitter. Read More »
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. Read More »
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. Read More »
Some customers may complain that the tire sidewalls are distorted or "damaged". Sidewall waviness/indentations/undulations are common on radial tires and are more noticeable on tires with taller sidewalls. Read More »
Some customers may complain that the tire sidewalls are distorted or "damaged". Sidewall waviness/indentations/undulations are common on radial tires and are more noticeable on tires with taller sidewalls. Read More »
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 ... Read More »
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. Read More »
Some customers may complain that the tire sidewalls are distorted or "damaged". Sidewall waviness/indentations/undulations are common on radial tires and are more noticeable on tires with taller sidewalls. Read More »
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. Read More »
Some customers may experience a Bluetooth phone call with low volume from the phone side (caller can barely hear the other side). Be advised that Mazda is aware of the issue and is working on a resolution. Read More »
Customers may report no audio when using the infotainment fader function fully adjusted to the rear. If the customer's vehicle is among the trim levels referenced above it is equipped with a 6-speaker infotainment system and does not ... Read More »
Some vehicles may experience the opening sequence of the instrument cluster is not displayed after IG-ON. NOTE: Opening sequence of the instrument cluster refers to the display that occurs immediately after ignition is turned on. Read More »
MNAO has recently found an increase in non-returned cores within the United Radio (UR) exchange program. As a reminder, dealers have 90 days, after the order is placed, to return the exchanged part. Read More »
Frequently Asked Questions (FAQ): General Questions Reception Level Inspection Setup and Getting Started Dealer Processes Registration / Enrollment TCU Activation WI-FI General Informatio Conditions for Remote Engine Start Will ... Read More »
Some customers may complain about intermittent audio no sound from the MAZDA CONNECT infotainment system and/or static noise from the speakers. Read More »
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. Read More »
Customers may report no audio when using the infotainment fader function fully adjusted to the rear. If the customer's vehicle is among the trim levels referenced above it is equipped with a 6-speaker infotainment system and does not ... Read More »
Some customers may experience no sound from the audio system and/or the audio source cannot be changed. This concern may be caused by the remote tuner not operating properly under certain situations. Read More »
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. Read More »
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. Read More »
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. Read More »
Some customers may complain about intermittent audio no sound from the MAZDA CONNECT infotainment system and/or static noise from the speakers. Read More »
Some customers may experience no sound from the audio system and/or the audio source cannot be changed. This concern may be caused by the remote tuner not operating properly under certain situations. Read More »
Some customers may experience the rear subwoofer audio sound pauses at volume level 38 and above and the condition is most pronounced with high base setting +3 - +9. This may be cause by an infotainment software error. Read More »
Customers may report no audio when using the infotainment fader function fully adjusted to the rear. If the customer's vehicle is among the trim levels referenced above it is equipped with a 6-speaker infotainment system and does not ... Read More »
Some customers may complain that the warning sound in the passenger compartment (notifies i-ACTIVSENSE warnings, seat belt warning etc.) is too loud. Read More »
Some customers may complain about color discrepancies (brightness differences) of the image displayed on the screen when using the 360A?view monitor. As this phenomenon is not a system failure, do not make any repairs or replace any parts. Read More »
In-Vehicle Network Malfunction error message and Master Warning light ON with DTC U3000:04 (Telematics communication unit internal malfunction) stored. Read More »
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. Read More »
Some customers may experience a a??Telematics Malfunctiona?? message in the instrument cluster with DTC U3000:04-TCU (Telematics communication unit internal malfunction) stored in memory. Read More »
Some customers may complain that the ambient temperature on the instrument cluster is displayed more than 50 A?F (10 A?C) lower than the actual temperature, resulting in insufficient performance of the air conditioning. Read More »
In-Vehicle Network Malfunction error message and Master Warning light ON with DTC U3000:04 (Telematics communication unit internal malfunction) stored. Read More »
Some customers may complain about the poor appearance due to an uneven rear beltline molding joint. This concern is caused by the rear beltline molding not being manufactured according to the original designed shape. Read More »
