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  1. Altezza Owner's Forum
    Trying to wire in a TACH out of my SXE10 3SGE ECU. To my understanding pin D26 is the TACH output pin. I can put a multimeeter on it, set to AC, and i get a constant 14.4V. When revving the engine I see no change in Voltage. Is the ECU pin dead? Am I missing something?
  2. Altezza Owner's Forum
    Hey all, working to wire up the ECU for a 3SGE out of an Altezza. The ECU number is 89661-53070. Does anyone have a pin/wiring diagram for this? Had little luck searching online.
  3. General Discussion
    Hello! I've been lurking around here for a while, and have yet to find a detailed post on a 3SGE Altezza swap on a LHD Lexus IS200/IS300 for a streetcar build. Decided to list down my project so hopefully my build can help those that are planning to do the same. TL;DR, if you plan on doing...
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