1. Disconnect the negative battery cable.
2. Remove the driver-side air bag module. (See DRIVER-SIDE AIR BAG MODULE REMOVAL/INSTALLATION.)
3. Disconnect the cruise control switch connector.
4. Inspect for resistance and continuity between the cruise control switch terminals using an ohmmeter.


Actuator cable installation
Air bag systemMazda 6 Service Manual: Pcv valve inspection
1. Disconnect the negative battery cable.
2. Remove the intake maniforld.(see INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.)
3. Remove the PCV valve.
4. Blow through the valve and verify that air flows as specified.
If not as specified, replace the PCV valve.
Specification
...
Mazda 6 Service Manual: Traffic Sign Display Indication
The following traffic signs are displayed on the active driving display.
Speed limit signs
Do not enter signs
Stop signs
The above indications are some examples.
NOTE
Speed limit signs
When the vehicle speed is about 1 km/h (0.6 mph) or faster, the speed
limit sign is displayed wh ...