1. Remove the aerodynamic under cover No.2 and splash shield as a single unit..
2. Remove the drive belt..
3. Verify that the drive belt auto tensioner moves smoothly in the operational direction.

Replace the drive belt auto tensioner if necessary..
4. Rotate the drive belt auto tensioner pulley by hand and verify that it rotates smoothly.
Replace the drive belt auto tensioner if necessary..
5. Install the drive belt..
6. Install the aerodynamic under cover No.2 and splash shield as a single unit..
Drive Belt Auto Tensioner Inspection [Mzr 2.0, Mzr 2.5]
Drive Belt Auto Tensioner Inspection [Skyactiv G 2.0]Joint Shaft Disassembly [Mzr 2.3 Disi Turbo]
1. Disassemble in the order indicated in the table.
1
Joint shaft component
.
2
Bearing
.
3
Dust seal (LH)
4
Joint shaft
5
Dust seal (RH)
...
Stop Vehicle in Safe Place Immediately
If any of the following warning lights turns on, the system may have a
malfunction. Stop the
vehicle in a safe place immediately and contact an Authorized Mazda Dealer.
...
Non Return Valve Inspection [Mzr 2.3 Disi Turbo]
WARNING:
Fuel is very flammable liquid. If fuel spills or leaks from the pressurized
fuel system, it will cause serious injury or death and facility breakage. Fuel
can also irritate skin and eyes. To prevent this, always complete the “Fuel
Line Safety Procedure”, while referring to ...