1. Disconnect the negative battery cable if equipped with power window system.
2. Remove the regulator handle if equipped.
3. Open the cap using a small screwdriver, then remove the screw.

4. Remove the inner handle cover.
5. Remove the cover, then remove screw.
6. Disengage clips A from the rear door using a fastener remover.
7. Pull the rear door trim upward, then disengage hooks B from the rear door.

8. Disconnect the power window subswitch connector if equipped.
9. Remove the rear door trim.
10. Remove the switch panel from the rear door trim.
11. Install in the reverse order of removal.
Front door trim removal/installation
Tire house trim removal/installationMazda 6 Service Manual: Dual proportioning valve inspection (without abs)
1. Connect the SSTs to the brake pipes as shown in the figure.
2. Bleed the air from the brake system.
3. Measure the fluid pressure of the master cylinder and the rear brake.
If not within the specification, replace the dual proportioning valve.
Fluid pressure
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Mazda 6 Service Manual: Installation of radio system
If a radio system is installed improperly or if a high-powered type is used,
the CIS and other systems may be affected. When the vehicle is to be equipped
with a radio, observe the following precautions:
Install the antenna at the farthest point from control modules.
Install the antenna fe ...