WenmarOpen by Wenmar Pro

Service bulletins for the 2026 Mazda CX-70

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.

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

By type

By component

By trouble code

By topic

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

Bulletins, newest first
SA-007-25b2025-11-05. Service bulletin. ELECTRICAL SYSTEM. The Mazda DCA-8000 is required for all warranty battery testing. If the Mazda DCA-8000 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. NOTE: A Warranty Code is required for warranty claim submission Battery Identification (Mazda batteries have 2 rating types) 1. JIS (Japanese Industrial Standard): JIS codes are six-digit alpha-numeric markings (excluding i-STOP batteries e.g. Q-85, S-95) molded into the top of the battery to identify a battery by the capacity (amps), dimensions, and battery terminal type. Vehicles manufactured in Japan come from the factory with a JIS rated battery. NOTE: Replacement batteries may use a CCA rating. If so, use the CCA rating listed on the battery.
16-004-252025-11-04. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. Some vehicles may experience the symptoms mentioned below, which can be fixed with the latest software update (Version 7230C1A-NA05_10026 or 7230C2A-NA05_10026). NOTE: If current version is not 7230C1A-NA05_***** or 7230C2A-NA05_*****, this TSB is not applicable. (Ver. 7230C1A-NA05_10026 or 7230C2A-NA05_10026) fixes these software errors (bugs): The list on the center display may appear distorted, giving a double image. The system may reboot when the ignition is turned on. The voice recognition function does not start. The unit used for height input is incorrect in the driver personalization system. CarPlay may fail to connect while driving on the highway. (Ver. 7230C1A-NA05_10022, 7230C2A-NA05_10022) fixes these software errors (bugs): The banner display for battery level notifications of Bluetooth®-connected devices has been modified. Alexa may be signed out when the driver is uninstalled after Alexa has been set up, The Wi-Fi client connection screen may not disappear even after several seconds. The system may freeze on the disclaimer screen when the engine is started normally after using the remote engine starter. Only Bluetooth® connection is established when attempting to connect Android Auto. The infotainment screen turns black when SiriusXM Radio is selected. The cancel operation may not function when manually connecting to a Wi-Fi client. Air conditioning settings cannot be controlled via Alexa without a CV contract.
SA-017-25c2025-10-03. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. Mazda Connected Services - Frequently Asked Questions
SA-023-25b2025-09-04. Service bulletin. UNKNOWN OR OTHER; ENGINE; ELECTRICAL SYSTEM; EXTERIOR LIGHTING. 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. Engine Start / Stop Door Lock / Unlock Lights ON / OFF Climate Control 3. MAZDA CONNECT connected vehicle reception strength icon shows "X" or " ".
SA-012-25b2025-09-04. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. Customers having MAZDA CONNECT concerns should have their vehicle repaired using the following repair procedure.
SA-009-25a2025-09-04. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. Some customers may experience a Connected Vehicle failure. The MyMazda App may display an Error Code. This document provides Error Code description and recovery information to assist with repairs.

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