If you have the Administrator Key, you can simply turn off the MyKey volume limit in the settings menu. To do this, follow these steps: Start the car. Press the \\"Info\\" button on the steering wheel. Use the arrow buttons to navigate to the \\"Settings\\" menu. Select the \\"MyKey\\" option. Use the arrow buttons to navigate to the \\"Volume Limit\\" option. Press the \\"OK\\" button to turn off the volume limit.