09 The accelerator of the focus key doesn't respond, and the engine computer can't get in.

1, low battery. Check whether the terminals on the positive and negative poles of the battery are in good condition. Turn on the emergency double flashing lights and start the motor at the same time. If the brightness of the double flashing lights on the dashboard becomes weak, the frequency slows down or the double flashing lights stop working, it means that the storage capacity of the battery is insufficient and the working voltage of starting the motor cannot be reached, and it is necessary to call the automobile maintenance personnel for rescue.

2, starting motor loss. The brightness and frequency of the double flashing indicator light on the instrument panel have not changed, indicating that the problem lies in the starting motor, which is mostly caused by the wear of the carbon brush of the starting motor. It is necessary to knock the starting motor or nearby parts, so that the carbon brush spring of the starting motor will spring the carbon brush to the rotor electrode under the vibration of external force.