1. Replace the electric fixed torque tool in the final assembly to control the torque value. <br>2. Track the abnormal noise of the rear door of the car to analyze the problem on the spot;
1, the total assembly replacement electric twisttool, control torque value.<br>2, tracking the off-line rear door noise of the vehicle to carry out on-site analysis under the problem;
1. Replace the electric constant torque tool and control the torque value.<br>2. Track the abnormal noise of the offline rear door and analyze the problems on site;