1. Remove the rear door glass.
2. Remove the inner handle.
3. Remove the rear door speaker.
4. Disconnect the power window motor connector, and power door lock actuator connector.
5. Remove the rear door harness from the rear door unit.
6. Remove the bolts.

7. Remove the rear door lock actuator hook from the rear door unit.
8. Pull the rear door unit slightly towards you, and while keeping the power window regulator or manual window regulator from catching on the door, remove the door unit from the door.
9. Pull out the inner handle cable and door lock knob cable from the hole.
10. For power window system-equipped vehicles, remove the power window motor and power window regulator from the door unit. For manual window system-equipped vehicles, remove the regulator handle and manual window regulator.

11. Install in the reverse order of removal.
Front door unit removal/installation
Front door latch and lock actuator removal/installationMazda 6 Service Manual: Engine coolant temperature (ect) sensor removal/installation
Warning
When the engine is hot, it can badly burn. Turn off the engine and
wait until it is cool before removing the ECT sensor.
1. Drain the engine coolant. (See COOLING SYSTEM SERVICE WARNINGS.)
2. Disconnect the ECT sensor connector.
3. Remove the ECT sensor.
4. Install in the reve ...
Mazda 6 Service Manual: Advisory messages
You'll find several Warnings, Cautions, Notes, Specifications and Upper
and Lower Limits in this manual.
Warning
A Warning indicates a situation in which serious injury or death
could result if the warning is ignored.
Caution
A Caution indicates a situation in which damage to ...