Engine control unit from a 2004 Toyota Tacoma Pre-Runner. This was carefully removed from a vehicle that ran well with no check engine light on. The case and connectors have no damage. The circuit board has been inspected and no damage was found. The images are of the actual item you will receive.This item may 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. Fits 2004 Toyota Tacoma Pre-Runner with 3.4L (5VZ-FE) V6 engine, automatic transmission, two-wheel drive (4×2) and part number 89666-04050.