1. Remove the aerodynamic under cover No. 2..
2. Remove the oil seal.
a. Drain the ATF..
b. Remove the drive shaft and/or joint shaft..
CAUTION:
The oil seal is easily damaged by the sharp edges of the drive shaft splines. Do not let the splines contact the oil seal.
c. Remove the oil seal using a flathead screwdriver.
3. Using the SSTs and a hammer, tap a new oil seal in evenly until the SST (body) contacts the transaxle case.

4. Coat the lip of the oil seal with ATF.
5. Install the drive shaft and/or joint shaft..
6. Add the ATF..
7. Install the aerodynamic under cover No. 2..
8. Perform the “Mechanical System Test”..
Oil Seal (Differential) Replacement [G66 M R]
Rear Oil Seal Replacement [Mzr 2.0, Mzr 2.5]Mass Air Flow (MAF) Sensor/Intake Air Temperature (Iat) Sensor No.1 Removal/Installation
[Skyactiv G 2.0]
CAUTION:
Be careful not to hit the sensor element or allow foreign matter to get on
it during sensor removal/installation. If the sensor element is hit or foreign
matter gets on it, an error may occur in the sensor output signal resulting
in deterioration in the engine control.
...
Fuel Requirements
Vehicles with catalytic converters or oxygen sensors must use ONLY UNLEADED
FUEL,
which will reduce exhaust emissions and keep spark plug fouling to a minimum.
This vehicle will perform best with fuel listed in the table.
* U.S. federal law requires that octane ratings be posted on gasoli ...
Saving Fuel and Protection of the
Environment
How you operate your Mazda determines
how far it will travel on a tank of fuel. Use
these suggestions to help save fuel and
reduce CO2.
Avoid long warm-ups. Once the engine
runs smoothly, begin driving.
Avoid fast starts.
Drive at lower speeds.
Anticipate when to apply the brakes
(a ...