Mazda Miata ND (2016-present US model years): Reliability mods
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What are the best reliability mods for the Mazda Miata ND (2016-present US model years)?
It depends on the car’s condition and how you use it. These are the 1 reliability build entry we have sourced for this car: ND reliability checks: tensioner, A/C pipe, top (Reported). Each lists caveats, related problems and sources so you can match it to your goal.
ND reliability checks: tensioner, A/C pipe, top Reported
Look for oil on the belt tensioner, a warm A/C on pre-Sept 2020 cars, and a broken soft-top tension band; each has a Mazda bulletin with a revised part.
Caveats: TSB repairs depend on VIN range and warranty status.
Related issues: Soft-top tension band plate breaks (Mazda R080/16), Drive belt auto tensioner leaks and rattles (TSB 01-019/19), A/C blows warm: cracked cooler pipe (HI) A (TSB 07-002/21)
Sources (3)
- Mazda TSB 01-019/19: oil leak from drive belt auto tensioner and engine-bay rattle (multi-model incl. 2016-2019 MX-5, 11/26/2019) — Mazda North American Operations (service bulletin) (mfr spec; read 2026-10-26; full page read)
- Mazda TSB 07-002/21: 2016-2020 MX-5 A/C blows warm from a cracked cooler pipe (HI) A (02/01/2021) — Mazda North American Operations (service bulletin) (mfr spec; read 2026-10-26; full page read)
- Mazda Service Information R080/16: MX-5 (ND) convertible top tension band detached from header panel (Sept. 30, 2016) — Mazda Motor Corporation (service information to distributors) (mfr spec; read 2026-10-26; full page read)
More for this car
- All Mazda Miata ND (2016-present US model years) fitment answers · ND common problems
- Newsletter archive: past issues with every new and corrected entry
Report a correction — spotted an error or have a better source? Email hello@chassisdex.com.