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Service bulletins for the 2022 Mazda MX-30

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.

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

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
SA-004-222022-03-04. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; ELECTRICAL SYSTEM. Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure.
SA-003-22b2022-03-04. Service bulletin. ELECTRICAL SYSTEM. CX-30. Mazda3: Prior to February 8, 2022, some vehicles may store DTC U0300:57 (Body control module (BCM) internal malfunction) and cannot be erased after a BCM replacement or MDARS BCM software update (NOT with BCM update for SSPC5 or 4621B using MDRT). This is caused by a BCM-VCM software error. Customers having this concern should have their vehicle repaired using the following repair procedure. MX-30: Some MX-30 vehicles may store DTC U0300:57 (Body control module (BCM) internal malfunction) and cannot be erased after a BCM replacement or MDARS BCM software update. This is caused by a BCM-VCM software error. Mazda is aware of the issue and is working on a resolution. If there is an issue with this concern, Mazda recommends putting customer in a loaner vehicle at this time. DO NOT perform BCM software update with MDARS until further notice. This SA will be updated with the newest repair information as it becomes available.
15-003/222022-02-04. Service bulletin. FORWARD COLLISION AVOIDANCE: SENSING SYSTEM: CAMERA; EQUIPMENT; ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE. Some vehicle may experience the i-ACTIVSENSE/ALH warning lights on and a system error messages may be found in the center display as well. DTC U3000:04 (FSC) is stored in memory DTC U3000:04 (FSC) - Forward sensing camera (FSC) internal malfunction This may be caused by a hardware failure in an internal device of the FSC that results in the malfunction detection. To eliminate this concern, the production process of the FSC has been modified.
09-004/222022-02-04. Service bulletin. LATCHES/LOCKS/LINKAGES; ELECTRICAL SYSTEM. Some CX-5 and CX-30 customers may find that the liftgate does not close when pressing the power liftgate (PLG) rear switch (A) located on the interior liftgate trim. This may be caused by PLG switch corrosion. Water from a high pressure car washer and/or condensation may drip onto the switch connector and cause corrosion. To eliminate this concern, the PLG rear switch has been modified with a waterproof connector. Some Mazda3, CX-30 and MX-30 customers may complain that the vehicle door locking system does not work when the door lock switch on the liftgate interior trim is pressed. DTC B11C4:23 (BCM - liftgate lock switch circuit malfunction) may be stored. This may be caused during a high pressure car wash and/or condensation. Water may enter through the rear center brand emblem base component and drip onto the switch connector causing corrosion. The rusted connector may also cause a battery drain. To eliminate this concern, the rear center brand emblem base has been modified to prevent water entry (Mazda3) and the rear harness has been modified to prevent water infiltration (Mazda3, CX-30 and MX-30).
SA-013-21h2022-01-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT; 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 function(s) inoperative. o Engine Start / Stop o Door Lock / Unlock o Lights ON / OFF MAZDA CONNECT connected vehicle reception strength icon shows "X" or " ". Confirm the customer's phone and vehicle have good to strong reception during the concern as shown in the table below. - If the reception is weak, move the vehicle to a location where the reception is good to strong as shown in the table, then try to get the Authorization Code and/or operate the remote functions before proceeding to the Repair Procedure if there is still an issue. - If the reception is good to strong, proceed to the Repair Procedure.
30-002-21-38562022-01-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Electric Motor Sound From The Audio System Is Too Loud: Some customers may complain that the electric motor sound from the audio system is too loud. An electronically generated sound is provided through the audio system (instead of an engine sound) to inform the driver of the vehicle’s behavior such as level and changes of motor torque.The electric motor sound can be annoying to some customers, therefore a way to disable the sound has been created. The control software of the PCM has been modified to add a function to disable/enable the sound. NOTE: The Approaching Vehicle Audible System (AVAS) cannot be disabled. (Sample AVAS sound attached.) Customers having this concern should have their vehicle repaired using the following repair procedure.
30-001-21-38522022-01-06. Service bulletin. ELECTRICAL SYSTEM. Quick Charging Takes Longer Time in Winter: DESCRIPTIONSome customers may complain that the quick charging takes a longer time during the winter months. This is caused by a low battery temperature. When the battery temperature is low, charging current is limited and results in increased charging time. To eliminate this concern, the control software of the PCM and BECM have been modified to add a winter mode which keeps the high voltage battery warmer. Customers having this concern should have their vehicle repaired using the following repair procedure.
16-002-21-38582022-01-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Audio, Navigation, And Phone Concerns With Mazda Connect Infotainment System (7th Generation Models): Some vehicles may experience the symptoms mentioned below, which can be fixed with the latest software update (Version 7000C0A-NA01_11012 or later). --> See document for full list. Customers having this concern(s) should have their vehicle repaired using the following repair procedure.
01-006-21-3779b2022-01-06. Service bulletin. ELECTRICAL SYSTEM. Battery Maintenance: 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.
00-002-21-38442021-12-02. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. In support of the new MX-30 Electric Vehicle (EV), Mazda is pleased to announce the upcoming high voltage (HV) SST automatic distribution for all California dealers (non-California dealers will not receive tools at this time). The distribution will include two different HV Kits: 49HV011A0MNAO and 49HV21KIT2.
SA-051-212021-11-01. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. The MX-30 Electric Vehicle (EV) has new and revised features that are different from previous models, and may be difficult to understand. This Service Alert provides valuable information to support potential dealer and customer concerns. Service technicians who perform any services on an EV (e-SKYACTIV) must be qualified according to the regulation, rules, or guidelines effective in the U.S. market. The requirements for qualification may vary depending on the service (handling of vehicle, handling of SERVICE PLUG at the Lithium-Ion Battery, and more). Contact the training department to see the requirements for the qualification before assigning any technicians to services an EV (e-SKYACTIV). NOTE: Inner service of the High Voltage Battery (LiB Pack: 355 volts) should NOT be handled by dealer technicians for SAFETY reason.

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