High-side jumper should be set for +12v. Created for 1989-1995 Mazda Miata NA6 and early NA8. Would also work on Mazda Protege, Ford Festiva, Ford Escort GT and probably other relted vehicles. See also [Miata](Miata) microRusEFI should be set for Hall [Schematics 0.2](https://github.com/rusefi/rusefi_documentation/raw/master/Hardware/pnp_microRusEfi_48na/microrusefi48adapter_0.2.pdf) [Schematics 0.1](https://github.com/rusefi/rusefi_documentation/raw/master/Hardware/pnp_microRusEfi_48na/microrusefi48adapter_0.1.pdf) https://rusefi.com/wiki/index.php?title=Vehicle:Mazda_Miata_1990 https://rusefi.com/wiki/index.php?title=Vehicle:Mazda_Miata_1991 https://rusefi.com/wiki/index.php?title=Vehicle:Mazda_Miata_1994 https://rusefi.com/wiki/index.php?title=Vehicle:Mazda_Miata_1995 [InteractiveBOM 0.2](https://rusefi.com/docs/ibom/hw48na_V0.2.html) [InteractiveBOM 0.1](https://rusefi.com/docs/ibom/hw48na_V0.1.html) https://www.youtube.com/watch?v=vleG0Jp5isY