You'll need to wire in the 1jz harness into the 7m harness so the 1jz ecu will be running everything.
Check out the threads in the stickie section. You should find everything you need here.
http://www.supramania.com/forums/forumdisplay.php?s=&daysprune=&f=30
Check out the threads in the stickie section. You should find everything you need here.
http://www.supramania.com/forums/forumdisplay.php?s=&daysprune=&f=30