Trailer Towing
Your Mazda is not designed for towing. Never tow a trailer with your Mazda.
Recreational Towing
An example of "recreational towing" is towing your vehicle behind a motorhome. The transaxle is not designed for towing this vehicle on all 4 wheels.
When doing recreational towing refer to "Towing Description" and "Tiedown Hook" and carefully follow the instructions.
Driving on Uneven Road
When DrivingMazda 6 Owners Manual: Rear 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 Owners Manual: Interior
Front
Rear
...