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: Air filter inspection
1. Remove the air filter.
2. Inspect the air filter.
If the air filter is damaged, excessively dirty, or foul smelling,
replace the air filter.
Note
The air filter cannot be reused by cleaning it with water or
compressed air.
Replace the air filter at the following interval, depe ...
Mazda 6 Service Manual: Air bleeding
Caution
Maintain the fluid level in the reservoir tank properly while
bleeding the air.
Specified fluid
Note
The brakes should be bled whenever a brake line is disconnected.
If a hydraulic line is disconnected at the master cylinder, start at the
slave cylinder farthest from t ...