Showing specs for all NA & NB Miatas

Fuel injector resistance (NB2, non-turbo)

12–13 ohms at 68 °F (20 °C)12–13 ohms at 20°C {68°F}

Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure

Disconnect injector connectors before measuring with an ohmmeter. Use the diagnostic procedure when directed; temperature condition is part of the specification.

Applies to
  • NB 2001–2005 (BP-Z3) — Other years inferred from 2003 factory evidence.
  • Verified in: 2003 Mazda MX-5 Miata Workshop Manual (electronic manual capture)