How do you replace the ignition switch on a 2002 Toyota tacoma?

To replace the ignition switch on a 2002 Toyota Tacoma, first disconnect the negative battery terminal to prevent electrical shock. Remove the steering column covers by unscrewing the screws and gently prying them apart. Then, locate the ignition switch mounted on the steering column, disconnect the wiring harness, and unbolt the switch. Install the new ignition switch in reverse order, reconnect the wiring, and reassemble the steering column covers before reconnecting the battery.