REAR OIL SEAL REPLACEMENT
1. Remove the flywheel. (MTX) (See CLUTCH UNIT REMOVAL/INSTALLATION)
2. Remove the drive plate. (ATX) (See DRIVE PLATE REMOVAL/INSTALLATION)
3. Remove in the order indicated in the table.
4. Install in the reverse order of removal.


Rear Oil Seal Installation Note
1. Apply silicone sealant to the mating faces as shown.
Dot diameter:
4.0-6.0 mm {0.16-0.23 in}

2. Apply clean engine oil to the new oil seal lip.
3. Install the rear oil seal using the installer as shown.

4. Tighten the rear oil seal bolts in the order as shown.
Tightening torque: 8.0-11.5 N·m {81.6-117.2 kgf·m, 70.9-101.7 in·lbf}

Front oil seal
EngineMazda 6 Service Manual: Thermostat
THERMOSTAT REMOVAL/INSTALLATION
1. Remove the plug hole plate.
2. Disconnect the negative battery cable.
3. Drain the engine coolant. (See COOLING SYSTEM SERVICE WARNINGS.)
4. Remove the drive belt. (See DRIVE BELT REPLACEMENT.)
5. Remove the washer tank.
6. Remove the P/S oil pump.
Note
...
Mazda 6 Service Manual: Engine coolant
ENGINE COOLANT LEVEL INSPECTION
Verify that the coolant level in the coolant reservoir is between the F and L
marks.
If the engine coolant level is below L, remove the radiator cap and add
coolant. (See COOLING SYSTEM SERVICE WARNINGS.)
ENGINE COOLANT REPLACEMENT
Warning
Drain the ...