Soft-top drain channels clog with leaves and pollen
Added · Updated
What causes "Soft-top drain channels clog with leaves and pollen" on the Mazda Miata ND (2016-present US model years), and how is it fixed?
A guide says the top's drain channels clog with leaves and pollen. Fix: Clear the drains regularly.
Symptoms
Water inside the cabin or behind the seats after rain or washing.
Cause
A guide says the top's drain channels clog with leaves and pollen. The same site notes an A/C evaporator leak or blocked condensate drain can also put water on the floor on any year.
Fix (summary)
Clear the drains regularly. Single guide source.
Related parts
Related build entries
Other ND problems
- Recall 19V-072: automatic may downshift unexpectedly (TCM software)
- Recall 19V-496: under-engine skid plate may detach (2016)
- Recall 21V-875: low-pressure fuel pump may fail and stall the engine
- Recall 24V-695: front airbags may deploy with too much force
- Recall 25V-336: TCS/DSC warning light may not come on
- Early ND manual: grinding into 2nd or 3rd, or gears lost (TSB 05-001/17)
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
Sources
- ND soft top and RF roof care — Miatafy (enthusiast guide site) (editorial; read 2026-10-26; full page read)
- ND MX-5 mechanical issues — Miatafy (enthusiast guide site) (editorial; read 2026-10-26; full page read)
Summaries are in our own words. Not repair instructions; consult the factory service manual.
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