Pic. 17.50. Lock and door handle: 1 - inner door handle; 2 - outer door handle; 3 - larva of the lock of the front door; 4 - lock lock drive; 5 - door lock assembly; 5- spring cylindrical pin; 6 - door opening limiter
Removing
- Disconnect the wire from the negative battery terminal.
- Remove the upholstery and dust and moisture protective film from the door.
- Loosen the self-tapping screws and remove the inside door opening handle.
- Disconnect the link from the front door lock handle.
- Turn out a bolt and remove the external door handle.
- Remove the front door latch.
- Loosen the 3 screws and remove the door lock assembly.
- If necessary, remove the electronic control unit for the door lock system (vehicles with central locking) (pic. 17.51).
Pic. 17.51. Location of the electronic control unit for the door lock system
Checking the door lock drive
- Ensure that by applying voltage from the positive battery terminal to pin 1 of the drive connector and from the negative terminal to pin 2, the drive will switch from lock mode to unlock mode (pic. 17.52). When the polarity of the voltage supplied to the connector contacts is reversed, the drive will switch from the unlock mode to the lock mode.
Pic. 17.52. Checking the door lock drive
Checking the door lock cylinder
- Using an ohmmeter, measure the conductivity between the connector contacts at various positions of the door lock cylinder.
Checking the lock cylinder of the left door
Checking the lock cylinder of the right door
Installation
- Installation is carried out in the reverse order of removal, taking into account the following.
- Check the movement of the inside door handle.
- Install the door trim.
- Adjust the position of the door.