Party key is invalid, the solution

A. first confirm the steering wheel control all the function keys are invalid or a function is invalid, if the invalid, can check whether the party has been properly connected, if the party control the original car agreement, upgrade the corresponding lower computer software solution; if some invalid, Disorder, can be resolved through the side of the method to learn, if the party control through the original car agreement to achieve the need to upgrade the corresponding lower computer software to solve;

B. If the customer wants to install the steering wheel control, you need to buy the wire button, the correct connection, the party can learn to use;

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