As Phil stated ...it's in the repair manual to read and follow and actually pretty involved and too long to explain step by step.
Here's the step from the manual but it has links to pics and individual part removal explanations to make it easier.
From the manual.....
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
1. REMOVE REAR NO. 2 SEAT ASSEMBLY
(a) Remove the rear No. 2 seat assembly .
2. REMOVE REAR NO. 1 FLOOR STEP COVER
3. REMOVE QUARTER SCUFF PLATE LH
4. REMOVE REAR DOOR SCUFF PLATE LH
5. REMOVE REAR DOOR OPENING TRIM WEATHERSTRIP LH
6. REMOVE REAR NO. 1 SEAT OUTER LAP BELT ANCHOR COVER
7. REMOVE NO. 1 LUGGAGE COMPARTMENT TRIM HOOK
8. REMOVE FRONT DECK SIDE TRIM COVER LH
9. REMOVE DECK TRIM SIDE PANEL ASSEMBLY LH
(a) Remove the bolt and disconnect the rear No. 1 seat outer belt floor anchor.
(b) Remove the bolt and disconnect the rear No. 2 seat outer belt floor anchor.
(c) for RH Side:
Remove the bolt and disconnect the rear No. 2 seat outer belt floor anchor.
(d) Remove the 3 bolts and 2 screws.
(e) Detach the 7 clips, 5 claws and 2 guides and remove the deck trim side panel.
10. REMOVE REAR NO. 2 WINDOW SIDE GARNISH ASSEMBLY LH
11. REMOVE REAR WINDOW SIDE GARNISH ASSEMBLY LH
12. REMOVE REAR NO. 2 SEAT OUTER BELT ASSEMBLY LH
(a) Remove the bolt and rear No. 2 seat outer belt shoulder anchor.
(b) Remove the 2 bolts and rear No. 2 seat outer belt assembly.
13. REMOVE REAR SEAT OUTER BELT ANCHOR PLATE SUB-ASSEMBLY LH
(a) Remove the bolt and anchor plate.
14. REMOVE SEAT BELT ANCHOR PLATE ASSEMBLY
(a) Remove the 2 bolts and anchor plate.