Showing specs for all NA & NB Miatas

A/C refrigerant charge (NB1)

21.2 oz600 g600 g21.2 oz
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure

Total charge based on the reduction from the original tank weight measured at step 13. The preliminary 300 g charge in step 17 is included in this total, not an additional charge. Refrigerant type is not established by this page.

Applies to
  • NB 1999–2000 (BP-4W) — 2000 applicability inferred from 1999 factory evidence within the owner-approved NB1 group.
  • Verified in: 1999 Mazda MX-5 Miata Workshop Manual
Sources

Also in Additional 1999 factory specifications