1. Remove the rear door unit.
2. Remove the screws, then remove the rear door latch and lock actuator.

3. Install in the reverse order of removal.
Front door latch and lock actuator removal/installation
Front door key cylinder removal/installationMazda 6 Service Manual: Front door lock actuator inspection
Door Lock Actuator
1. Disconnect the front door lock actuator connector.
2. Apply battery positive voltage to the front door lock actuator terminals
and inspect the operation of the front door lock actuator.
If not as specified, replace the front door lock actuator.
With double locking ...
Mazda 6 Service Manual: Bluetooth®
Bluetooth® Hands-Free outline
When a Bluetooth® device (mobile phone) is connected to the vehicle's Bluetooth®
unit via radio wave transmission, a call can be made or received by pressing the
talk button, pickup button, or hang-up button on the audio remote control switch,
or by operating ...