| 1. Release скобы fastenings and remove an upholstery of a back door. |
| 2. Unscrew two nuts, disconnect draught of the lock and remove the lock cylinder together with a casing. |
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3. Take the cylinder of the lock from a casing for what squeeze out a cylindrical pin, displace aside a latch and remove a lock ring (the pin and a lock ring are noted by arrows, And – the location of number of a key). |
| 4. Establish the new cylinder of the lock in a casing and fix its lock ring and a cylindrical pin. |
| 5. Installation is made in sequence, return to removal. |
| 6. Check up work of the lock of a back door and establish a door upholstery. |