- Detach the battery cable for two to three minutes.
- Reconnect the battery and start the car.
- Drive the car for at least 10 miles to let the engine control units find any potential problems.
How do you turn on a Lexus screen?
If your vehicle is equipped with the rear seat entertainment system, the rear screen turns on or off when “Rear” is touched. The screen goes off when “Screen Off” is touched. To turn the display screen back on, push the “DISP” button again.
Why is my radio not working after battery change?
The radio not working could be a blown fuse, faulty wiring, or a bad radio.
Do you have to reset anything after changing a car battery?
Under normal circumstances, you don’t need to do anything else other than keep driving the car after resetting the computer. The ECU will eventually relearn its ideal settings and reprogram itself with use.