Mazda CX-70 Plug-In Hybrid 2024–2026 — technical service bulletin
Bulletin PF-26-03 · NHTSA communication 11035604 · issued Jul 28, 2026
Technical service bulletin
communication type
Electrical System
component
2024–2026
model years
5
vehicle entries
Official summary
PXFV185EZA (Yuasa YTZ7S) Sub Battery Replacement If the sub battery is not available or on backorder, it is acceptable to source a battery using the same manufacturer and model (commonly used for motorcycles).
Vehicles covered
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.