Im lookin for wiring harness & ecu for a 3SGTE engine to complete my swap 
WTB: 2nd Gen 3SGTE ECU & Wiring harness - 6G Celicas Forums
i have a 3sgte ecu off a mr2.let me know if u want it
I can remove the harness and ecu from a Celica 3sgte rev2 - the chassis is rotten, so I will salvage the engine for another of my cars.