Rear Heat Duct No. 1

Slide the front seat rearward.
Disconnect the negative battery terminal and wait for 1 min or more. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
Remove the following parts:
1. Selector lever knob (See SELECTOR LEVER COMPONENT REMOVAL/INSTALLATION .)
2. Upper panel (See UPPER PANEL REMOVAL/INSTALLATION .)
3. Console side panel (See CONSOLE SIDE PANEL REMOVAL/INSTALLATION .)
4. Shift panel (See SHIFT PANEL REMOVAL/INSTALLATION .)
5. Front console box (See FRONT CONSOLE BOX REMOVAL/INSTALLATION .)
6. Cup holder (without wireless charger (Qi)) (See CUP HOLDER REMOVAL/INSTALLATION WITHOUT WIRELESS CHARGER (Qi) .)
7. Wireless charger (Qi) (with wireless charger (Qi)) (See WIRELESS CHARGER (Qi) REMOVAL/INSTALLATION .)
8. Side wall (See SIDE WALL REMOVAL/INSTALLATION .)
9. Rear console (See REAR CONSOLE REMOVAL/INSTALLATION .)
10. Driver-side front scuff plate (See FRONT SCUFF PLATE REMOVAL/INSTALLATION .)
11. Driver-side front side trim (See FRONT SIDE TRIM REMOVAL/INSTALLATION .)
12. Driver-side decoration panel (See DRIVER-SIDE DECORATION PANEL REMOVAL/INSTALLATION .)
13. Passenger-side decoration panel (See PASSENGER-SIDE DECORATION PANEL REMOVAL/INSTALLATION .)
14. Driver-side lower panel (See DRIVER-SIDE LOWER PANEL REMOVAL/INSTALLATION .)
15. Driver-side knee air bag module (See DRIVER-SIDE KNEE AIR BAG MODULE REMOVAL/INSTALLATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM - US/CANADA SPEC.] .)
16. Center lower panel (See CENTER LOWER PANEL REMOVAL/INSTALLATION .)
Remove the fasteners.

Courtesy of MAZDA MOTORS CORP.
Remove the rear heat duct No. 1.
Install in the reverse order of removal.