Caution
1. Disconnect the negative battery cable.
2. Remove the battery and battery tray.
3. Remove the air cleaner component. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.)
4. Disconnect the input/turbine speed sensor connector.

5. Measure resistance between the terminals of the input/turbine speed sensor.
Resistance
250-600 ohms (ATF temperature: -40-160 °C {-40-320 ° F})

6. Connect the input/turbine speed sensor connector.
7. Install the air cleaner component. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.)
8. Install the battery and battery tray.
9. Connect the negative battery cable.
Oil pressure switch removal/installation
Input/turbine speed sensor removal/installationMazda 6 Service Manual: Rear Window Defogger
The rear window defogger clears fog from the rear window.
The ignition must be switched ON to use the defogger.
Press the switch to turn on the rear window defogger. The rear window defogger
operates for about 15 minutes and then turns off automatically.
The indicator light illuminates when the ...
Mazda 6 Service Manual: Air intake actuator inspection
1. Connect battery positive voltage to terminal D or F and ground to terminal
F or D of the air intake actuator.
2. Verify that the air intake actuator operates as shown below.
If not as specified, replace the air intake actuator.
...