Genuine OEM Lexus Neutral Start Switch, part number 8454033010. This electrical switch is a crucial safety component that prevents the engine from being started unless the transmission is in the neutral or park position. It ensures that the vehicle cannot accidentally be put into gear while the engine is being started, preventing unintended movement. This genuine OEM part guarantees correct electrical signaling and reliable operation. Genuine OEM switches are manufactured to meet strict safety and performance standards.