Front door interior panel introduce

The part names of the interior panel of the left front door, from top to bottom, are: left front door glass, left front mirror, left front glass sealing strip, those with decorative strips on the outside are called left front door decorative strip. The left front door is decomposed into left front door, mirror, glass, door lock, door glass controller, door glass elevator, mirror controller, left front door interior panel, handle, etc. The car is structurally divided into frame, outer panel, chassis, engine, interior, glass, tire, and is functionally divided into electrical system and driving system Driving system, oil and gas system, filtration system, control system, cooling system)

Installation method of front door interior panel/rear door interior panel

1、 Prepare tools and work vehicles or workbenches. 2. Open the car door to its maximum size for easier operation of the hinge support. Place a bracket at the lower edge of the car door to support the weight of the door and protect it. Unscrew the window glass. In this example, the disassembly of the car door will be mainly introduced. If the car door needs to be disassembled before disassembly, the outdoor rearview mirror should be removed. 3. Disconnect the wire connector between the car door and the vehicle body to separate the door wiring harness, If necessary, first remove the inner decorative parts on the pillar. 4. Remove the clamp at the bottom of the door stopper locking pin and extract the locking pin from the hole. 5. Hold the door and remove the connecting bolt of the door hinge support. After removing the door, place it vertically on a padded surface. If only the door needs to be removed for maintenance, it is recommended to complete the disassembly of the door by removing the hinge connecting bolt instead of the fixed bolt, This can reduce the adjustment work of the car door. 6. Check the sleeve of the car door chain, replace it if necessary, lubricate the hinge joint, place the car door back on the hinge support, and reinstall the bolts. 7. Connect the door limiter, install the stop lock pin and locking plate, and connect the electrical plug. 8. Close the car door, check if it is aligned, and if there is no problem, tighten the hinge fixing bolts. 9. Note that if the front door is disassembled and assembled, it is necessary to install the rearview mirror back

audi a4 introduce

The Audi A4L is a popular B-class model manufactured by FAW Volkswagen and launched in April 2003. As the first model to introduce the concepts of long wheelbase and turbocharging, the A4L's sales have been enduring from B5 to B8. The new A4L abandons tear eye design and adds quattro four-wheel drive mode, making its appearance more fashionable and sporty, with more outstanding power and handling. The interior of the model is exquisitely crafted, with rich technological configurations and ample space, It has good practicality among B-class models. The FAW Audi A4 is sold in three displacement models, namely 1.8T, 2.4, and 3.0. The 1.8T is divided into four models: manual basic, automatic basic, comfortable, and technology leading. The 2.4 displacement model is divided into three models, including comfortable, comfortable sports, and comfortable luxury. However, there is only one version with a 3.0 displacement, and it is equipped with quattro full-time four-wheel drive system