You see error code E74 when you use your Xbox 360 console. Error code E74 is preceded by the following message: System error. Contact Xbox Customer Support. Status code: E74 This means that your Xbox 360 has experienced hardware failure and needs to be repaired. Solution To get your Xbox 360 console repaired at our service center, Submit a repair request. Note The warranty period for the E74 error is three years from the original purchase date of the console. If your console is not covered by the three-year warranty period, you can still get your console repaired for a fee.
