Model without double lock
1. Remove the door trim. 
2. Remove the sealing cover.
3. Completely close the front door glass.
4. Remove the rod clamps (A) and lock plate (B). Replace the key cylinder.
NOTE:
Replace the lock plate (B) with a new part.
Model with double lock
1. Remove the door trim.
2. Remove the sealing cover.
3. Completely close the front door glass.
4. Remove the key cylinder retainer cover, and remove the rod clamp (A).
CAUTION:
Replace the key cylinder retainer cover with a new part when removing.
5. Remove the bolt (B) and remove the key cylinder retainer, and then replace the key cylinder.
