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.

With double locking system

Without double locking system

Door Lock-link Switch
1. Disconnect the front door lock actuator connector.
2. Inspect for continuity between the door lock-link switch terminals using an ohmmeter.


Door Key Cylinder Switch
1. Disconnect the front door lock actuator connector.
2. Inspect for continuity between the door lock-link switch terminals using an ohmmeter.



Rear door lock actuator inspectionMazda 6 Service Manual: Cruise actuator removal/installation
1. Disconnect the negative battery cable.
2. Remove in the order indicated in the table.
3. Install in the reverse order of removal.
Cover Removal Note
Unclamp the clips of the heater hoses at the front of the cover.
...
Mazda 6 Service Manual: Removing a Flat Tire
1. Loosen the lug nuts by turning them counterclockwise one turn each, but do
not remove any lug nuts until the tire has been raised off the ground.
2. Place the jack on the ground.
3. Turn the jack screw in the direction shown in the figure and adjust the jack
head so that it is close to th ...