Mazda CX-30 2023–2026 — technical service bulletin
Bulletin SA-029-25a · NHTSA communication 11024997 · issued Oct 17, 2025
Technical service bulletin
communication type
Electrical System
component
2023–2026
model years
33
vehicle entries
Official summary
This service information 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 batteries periodically according to the repair procedure.
Vehicles covered
- 2023 Mazda CX-30
- 2024 Mazda CX-30
- 2025 Mazda CX-30
- 2026 Mazda CX-30
- 2023 Mazda CX-5
- 2024 Mazda CX-5
- 2025 Mazda CX-5
- 2023 Mazda CX-50
- 2024 Mazda CX-50
- 2025 Mazda CX-50
- 2026 Mazda CX-50
- 2025 Mazda CX-50 Hybrid
- 2026 Mazda CX-50 Hybrid
- 2025 Mazda CX-70
- 2026 Mazda CX-70
- 2025 Mazda CX-70 Plug-In Hybrid
- 2026 Mazda CX-70 Plug-In Hybrid
- 2023 Mazda CX-9
- 2024 Mazda CX-90
- 2025 Mazda CX-90
- 2026 Mazda CX-90
- 2024 Mazda CX-90 Plug-In Hybrid
- 2025 Mazda CX-90 Plug-In Hybrid
- 2026 Mazda CX-90 Plug-In Hybrid
- 2023 Mazda MAZDA3
- 2024 Mazda MAZDA3
- 2025 Mazda MAZDA3
- 2026 Mazda MAZDA3
- 2023 Mazda MX-30
- 2023 Mazda MX-5
- 2024 Mazda MX-5
- 2025 Mazda MX-5
- 2026 Mazda MX-5
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.