To be able to move the door window with the side airbag removed, the negative cable must be disconnected briefly (-) battery. As a result, a corresponding entry is made in the fault memory. After completing the work, it is recommended to clear the memory in order to ensure the normal operation of the airbag. Refer to Section Troubleshooting. It is desirable to carry out work in the conditions of a service station.
Withdrawal
1. Close the front door window, other windows remain open.
2. Disconnect the negative cable (-) battery with the ignition off. The battery is located in the luggage compartment behind the cover on the right side. For BMW 316i, 318i, the battery is located in the engine compartment.
Disconnecting the battery clears the fault memory of some controls. If necessary, read the fault memory before disconnecting the battery. Refer to Section Troubleshooting. It is desirable to carry out work in the conditions of a service station.
3. Insulate the negative cable (-) battery to prevent accidental contact.
4. Remove the door lining, remove the door cover at the rear, refer to the relevant section.
5. Disconnect a window only from the tire of a back window regulator, address to the Section Removal and installation of an electric window regulator.
6. Move the window all the way up.
7. Disconnect the tire of a back window regulator, take out it downwards and put below in a door, address to the Section Removal and installation of the electric motor of a window regulator.
8. Driver door: Remove the lock cylinder, refer to the appropriate section.
9. Disconnect the connector at the door lock.
10. Take out a cover -1 - a small screw-driver. Loosen the screw underneath until you hear a distinct click.
Watch the direction of rotation. On the driver's door, the screw rotates counterclockwise; on the front passenger's door, it rotates clockwise. After that, the lock mechanism is in the dismantling position.
11. Turn out screws -2- and take out the lock of a door -3- with drafts through an aperture of a door.
Installation
The operation of the door lock should only be checked with the door open. If the door is closed and the lock is adjusted incorrectly, the door cannot be opened without destroying the lining.
Do not lubricate the door lock and bracket.
12. Check if the drive lever is movable when locked. If not, loosen the set screw. The locking screw is located under the cover -1- in the illustration.
13. Insert the lock with rods into the door. At the same time, insert the lock button rods through the hole in the door leaf. Do not deform the rods.
14. Fasten the lock with new screws to a torque of 9 Nm.
15. Dock the connector at the lock door.
16. Driver's door: Install the lock cylinder, refer to the appropriate section.
17. Fix the rear window regulator, refer to the appropriate section.
18. Reinstall the door trim, refer to the appropriate section.
When connecting the battery, people must not be in the car
19. Connect the negative cable (-) battery with the ignition off. Set the clock.
Checking the operation of the door lock
Checking the operation is carried out only with the door open. If the door is closed and the adjustment is incorrect, the door cannot be opened without destroying the lining
20. Use a screwdriver to lock the pawl -3-.
21. Close the door with the key.
22. Open the door with the key, open the door with the handle.
23. If the lock does not open, loosen the lock screw again and tighten. The locking screw is located under the cover -1- in the illustration.
24. Check the operation of the door lock again.
25. Establish a cover -1- in an aperture of a door.