/KiwiEFI-ToyotaVR

A LM1815 based dual VR conditioner for Toyota and similar shared ground sensors, for Speeduino.

KiwiEFI Dual LM1815 Toyota VR Conditioner for 24+1 tooth distributor type sensors, works with both shared ground and separate isolated sensors.

Also suitable for:

  • 12 tooth crank + 1 tooth cam sensors as used in the non-vvt 1UZFE
  • Mazda RX7 S4,5,6 13B and 20B sensors
  • Should also work with Honda 24 + 1 dissy sensors but not tested

TOYOTA_VR_v1

Note1: This LM1815 design is not a universal VR conditioner, the components are optimised for the pulse rate of the 24 / 1 tooth rates. Other pulse rates will require changes to the input filtering, one shot, and peak detector components.

Note2: V0.1 Gerbers are the original version V1.0 Gerbers have silkscreen update only.