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: Fan motor
COOLING FAN REMOVAL/INSTALLATION
1. Disconnect the negative battery cable.
2. Remove the shroud panel. (See SHROUD PANEL REMOVAL/INSTALLATION.)
3. Remove the A/C pipe stay.
4. Remove the ATX pipe stay (ATX).
5. Remove in the order indicated in the table.
6. Install in the reverse order of remo ...
Mazda 6 Service Manual: Heated oxygen sensor (ho2s) inspection
HO2S Voltage Inspection
Note
Perform the following inspection only when directed.
1. Warm up the engine and run it at idle.
2. Disconnect the HO2S connector.
3. Connect the voltmeter test leads to the following HO2S terminals:
HO2S (front and rear)
- (+) leadterminal A
- (-) le ...