Loosen the front door checker (A) mounting bolt.
Tightening torque :
19.6 - 29.4 N·m (2.0 - 3.0 Kgf·m, 14.5 - 21.7 lb·ft)
Detach the clips, then remove the front door side weatherstrip (A).
Install in the reverse order of removal.
Replace any damaged clips.