Your radio display reads E COMM on your 2004 Mitsubishi Endeavor what do you do?

When the radio display shows "E COMM" on your 2004 Mitsubishi Endeavor, it typically indicates a communication error between the radio and the vehicle's computer system. To troubleshoot, try disconnecting the vehicle's battery for a few minutes, then reconnect it to reset the system. If the error persists, consider checking the vehicle's fuses or consulting a professional mechanic for further diagnosis.