Tesla Model 3 Soft Close Door and Auto Present Door Handle Installation Guide
Instructions:
1. How to use the auto present door handle:
- Unlock – the handle automatically present – the handle automatically retracts after 30 seconds when not in operation
- Lock the car – automatically retract the handle
- Unlock – automaticlly present the handle – open the door – close the door – the handle automatically retracts after 8 seconds of inactivity
- Unlock – touch automatically present the handle – the handle automatically retracts after 12 seconds of inactivity
2. How to use soft close door:
- Automatically tighten when closing the first-level lock.
Precautions:
>>The main steps of dismantling the front door trim of Tesla model 3: Front door exterior trim panel → interior trim panel (glass back frame no need to remove) →glass sealing strip → glass.
>>The main steps of disassembling the rear door trim of the Tesla model3: the outer trim of the rear door → glass sealing strip → glass → interior panel with the back frame removed in one piece.
>>When the front and rear side doors are not equipped with glass, the position of the glass back frame cannot be adjusted to the lowest to avoid breaking the sliding seat on the back frame.
>>After installation, the door glass requires an initialization operation. Otherwise, there may have an error message of “window not closed” in the console screen/mobile App.Initialization Method: after completing installation and restoration, raise the 4 doors glass separately to the highest level in the door open state. Then close the door, the glass will automatically pop upward. At this time, if the error message still exists, adjust the window glass to the top and bottom several times. The window system initialization will be completed until there is no error message.
Tools Required:

Steps to Disassemble the Front Door Trim of Tesla Model 3
1. There are three screws on the front door trim panel. Use a T30 screwdriver to unscrew it. Note that the trim and glass of the main driver door shall be removed last, remove the other three doors’ first. And when restoring, install the main driver door’s trim and glass first, then install the other three doors’. 2. Use the pry bar to buckle up the trim from the bottom corner of the trim. 3. After removing the trim panel, remember the position of the original car plug and the wiring position, then unplug these plugs.
Note: After removing the courtesy lamp from the side door, the glass automatically rises to the highest level, please do not close the door to avoid hitting the glass.4. Pull out all the shown plugs, and use 8mm hexagon socket to remove the interior panel (12 door screws, 5 screws for the glass lifting motor fixing plate). Keep the glass back frame assembled to prevent the back frame wire from falling off.
Note: 1. During the process of removing the trim panel, pay attention to protect the speaker. 2. After pulling out the courtesy lamp on the side door, the glass automatically rises to the highest level. Do not close the door to avoid hitting the glass.5. Schematic diagram after the interior panel is removed. Use the 13mm hexagon socket to remove the screws that fix the glass on the back frame. Note: 1. When removing the glass fixing screw, hold the glass to avoid bumping. 6. Remove the rubber strip inside the glass and take out the glass (the picture shows the rear door) 7. Pull out the plug of the original car lock block, remove the three screws of the original car lock with a T25 screwdriver, and take out the original car lock block. 8. Insert the glass motor plug back and adjust the glass back frame slider to the middle position of the side door to facilitate the removal of the door handle. (If the back frame has been removed, ignore this step). Pull out the plug of the original door handle, remove the 3 screws of the door handle with a 10mm sleeve, and take out the door handle.
Tesla Model 3 Rear Door Trim Panel Disassembly Steps
1. There are two screws on the rear door trim, use a screwdriver T30 to unscrew. 2. Use the pry bar to lift the clip of the decoration board from the bottom corner. 3. After removing the trim panel, remember the position of the original car plug and the wiring position, and unplug these plugs.
Note: After removing the courtesy lamp from the side door, the glass automatically rises to the highest level, please do not close the door to avoid hitting the glass.4. Use the 13mm hexagon socket to remove the screws that fix the glass on the back frame.
Note: 1. When removing the glass fixing screw, hold the glass to avoid bumping.5. Remove the rubber strip inside the glass and take out the glass. 6. Pull out all the plugs in the view, and use 8mm hexagon socket to remove the interior trim panel (9 door screws). The trim is removed with the glass back frame. 7. Pull out the plug of the original door handle, remove the 3 screws of the door handle with an 8mm sleeve, and take out the door handle. 8. Pull out the plug of the original car lock block, remove the three screws of the original car lock with a T25 screwdriver, and take out the original car lock block.
Tesla Model 3 Soft Close Door Installation Steps
1. Use a T45 screwdriver to remove the original car lock ring, replace our pad and place it under the original car lock ring. (It must be replaced before installing the electric suction lock, so as not to miss the replacement of the lock ring, resulting in jamming when closing the door and damage to the electric suction lock!) 2. Use our matching screws to install our electric suction lock to the original car lock position. 3. After installation, first use a screwdriver to lock the electric suction lock, and then pull the emergency rope to release it. Then close the door and observe whether the door can be closed. Adjust the position of the three screws of the electric suction lock or adjust the position of the body lock ring. 4. Wiring diagram. Note that the wire should be routed along the original car wiring harness to prevent the wire from being caught when the glass moves up and down. The emergency cable is pulled out along the position of the original car and buckled to the original position of the original car trim. 5. Electric suction test, first check whether the original car lock ring has a block. Without closing the door, use a screwdriver to lock the electric suction lock to the first level to see whether the electric suction lock works normally.
Tesla Model 3 Auto Present Door Handle Modification Steps
1. Use a screwdriver to push out the shaft on the door handle. 2. Turn to the back, push open the four clips at the mark, and take out the trim strip. 3. Remove the rubber plug at the position indicated by the arrow. This hole is used to transmit the LED lamp bead. 4. Remove the damping sawtooth on the door handle and remove the sensor on the back. 5. The door handle replaces our spring, installs the shaft and restores the handle and the bead. 6. Install our motor module at the position where the damping teeth were removed. (Note that the motor module has a clip, you must press the door handle shell tightly when installing) 7. Pay attention to align the LED lamp bead to the hole on the door handle shell when installing. 8. Install the control module on the back of the handle, and use the original car screws to fix the housing and the sensor together. 9. Lock the housing and motor housing with three screws. 10. Install the modified door handle to the car. Note: The clip on the handle shell should be locked in the hole at the indicated position. 11. Wiring diagram. Note that the wire should be run along the original car wiring harness to avoid the wire being caught when the glass is lifted. 12. Special considerations for installing glass on the front side door: ①adjust the position of the back frame slider to the middle of the door, so as to avoid hitting the rear shell of the auto present door handle during glass installation; ②the glass installation near the lock block requires two gaskets, because the original car screw is too long, it may hit the back shell of the auto present door handle otherwise.
Wiring Diagram
Power Supply Wiring Diagram 1 CAN Wiring Diagram 2 CAN Wiring Diagram 3 Power Supply Wiring Diagram
General Wiring Diagram:
The picture shows the wiring diagram of the main driving door, and the wiring of other doors is the same.

Switch Door Test:
- Restore the glass.
- Plug the glass lifting motor plug.
- Plug in the courtesy lamp.
- Adjust the glass to the lowest position.
- (Check whether the body lock has been replaced) Close the door to the next level and observe whether the electric suction work is normal and the auto present door handle is normal.
- After everything is normal, with the door closed, slowly raise the glass and observe whether the glass installation position is correct.
- After completing the above work, the car can be restored.
Installation Precautions
Soft Close Door
- Follow the instructions to route the cables, and pay attention to the segment points on the cables.
- When passing the cables through the door panel, pay attention to protect the wire plug, do not tear it and affect the waterproof effect.
- The lock on the original door panel should be filled with a gasket before closing the door to prevent the door from jamming and opening.
- The wiring harness installed in the door panel is routed according to the original vehicle line to avoid affecting the original car glass lifting.
- The plug must be inserted tightly (there will be a sound), and not plugged in will cause incorrect function and water ingress.
- The female plug of the original car lock block and the male plug of our company need to be pressed firmly, fasten the clip.
- After the lock block is installed, first test the normal function and then close the door to test.
Auto Present Door Handle
- Follow the instructions to route the cables, and pay attention to the segment points on the cables.
- When passing the cables through the door panel, pay attention to protect the wire plug, do not tear it, and affect the waterproof effect.
- When installing the door handle motor, pay attention to protect the motor cable to avoid torn off.
- When installing the door handle motor, pay attention to the direction of the motor cable, install it according to the instructions, and avoid pressing it to the end shell switch.
- The plug must be inserted tightly (there will be a sound), otherwise, the plug will not function properly and get water ingress.
- Route the installed harness in the door panel according to the original vehicle cables, so as to avoid affecting the original car glass lifting.