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 (With Theft-deterrent System
1. Disconnect the front door lock actuator connector.
2. Inspect for continuity between the door lock-link switch terminals using an ohmmeter.


Front door lock actuator inspection
Trunk lid lock actuator inspectionMazda 6 Service Manual: No.1 while vehicle is in reverse, vehicle locator mark goes forward
When performing an asterisked (*) troubleshooting inspection, shake the
wiring harness and connectors while doing the inspection to discover whether
poor contact points are the cause of any intermittent malfunction. If there
is a problem, check to make sure connectors, terminals and wiri ...
Mazda 6 Service Manual: Dynamometer
When inspecting and servicing the power train on the dynamometer or
speed meter tester, pay attention to the following:
- Place a fan, preferably a vehicle-speed proportional type, in front
of the vehicle.
- Make sure the vehicle is in a facility with an exhaust gas
ventilation ...