Radio won't turn off in 2004 Kia Amanti?

If the radio in your 2004 Kia Amanti won't turn off, it could be due to a malfunctioning ignition switch, a stuck power button, or a wiring issue. Try turning off the vehicle and removing the key to see if the radio shuts down. If it continues to run, disconnecting the car battery may reset the system. If the problem persists, it may require professional diagnosis and repair.