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I have ordered a 50380 ecu JDM with no immobilizer function, I will update when it gets here and post my findings, in the meantime would anybody be able to point me in the direction of ecm wiring diagrams and pinouts for australian market and jdm market 1996 ucf20 celsior/LS400

may i please ask for a link to this manual, It would benefit me greatly thank you, I have a similar issue to you, have no security light functionality or injector pulse so if either one of us figures it out, it may be a similar thing, my ecu part number is 89661-50390 and has separate immo ecu...

Hi all, I recently bought a non running ucf20 LS400 1996 hoping to get it going easily. I later discovered the previous owner had replaced the ecu and had no luck starting it since and the old ecu is gone. I have tested cam and crank sensors, spark is good, compression is good and it will fire...