Engine ECM on 1994 Lexus SC300

Does anyone know the location and removal process of the engine ECM on my 94 Lexus SC 300? Can I get the part number off it before removal?

2 answers
ussuallyunder paswsenger seat.
IN YOUR ENG COMPARTMENT UP UNDER THE FRT WIPER COWL BETWEEN THE WIPER ARMS IS YOUR ECM FOR THE ENGINE. IM DON'T KNOW IF THE PART# IN VISIBLE