Mazda MAZDA3 2014–2017 — technical service bulletin
Bulletin 01-010-21-3803a · NHTSA communication 10205997 · issued Dec 21, 2021
Technical service bulletin
communication type
Electrical System
component
2014–2017
model years
8
vehicle entries
Official summary
i-ELOOP Battery Service Information: This service information provides basic Q-85/T-110 battery handling procedures. Complete service information can be found in MGSS online or Workshop Manual (section 13-17).
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.