ECU from a 2000 4Runner. Removed from vehicle that ran well with no CELs. This has been opened and inspected and is in good shape. The case and connectors have no damage. Pictures are of the actual part you will receive. This item will require on-car programming, coding or flashing during installation in order to work with your vehicle. Please confirm that you or your repair facility can perform this procedure before making your purchase. Part number is 89666-35140. This will also replace part number 89666-35141. Fits 99-00 4Runnner built from 6/99 with V6 engine, 4-wheel drive, Federal emissions, and automatic transmission ONLY. Please make sure to match this number before ordering.