1. Measure the temperature around the water temperature sensor.
2. Measure the resistance between terminals of the water temperature sensor.

Water temperature sensor removal/installation
Refrigerant pressure switch removal/installationMazda 6 Service Manual: Flasher unit inspection
1. Connect the connector to the flasher unit.
2. Connect the negative battery cable.
3. Measure the voltage at the flasher unit using voltmeter.
When inspecting terminal F for continuity, disconnect the flasher unit connector.
4. If the value are not as specified in the Terminal Voltag ...
Mazda 6 Service Manual: Call Interrupt
A call can be interrupted to receive an incoming call from a third party.
When is selected or the pickup
button on the steering wheel is pressed, the current call is held and the system
switches to the new incoming call.
When is selected, the current
call is ended and the system switches t ...