Elements of the exhaust system of the engine are replaced in case of damage or burnout

Replacement of suspension system cushions

We replace the rubber cushions if, due to their damage or excessive deformation, the elements of the system begin to knock, coming into contact with the body or other units of the car

Replacement of elements of the Mazda exhaust system 6
To replace the pillows of the main muffler, we pry the replaced pillow with a screwdriver and move it from the silencer bracket, then from the bracket on the body, after which we remove the pillow

The damaged pillow can be cut with a knife to facilitate removal

Replacing elements of the Mazda 6 exhaust systemReplacing elements of the Mazda 6 exhaust system

Installing the pillow in reverse order

To facilitate the installation of a new pillow, lubricate it with a soap solution

We also replace the other cushions of the main silencers

Replacing elements of the Mazda 6 exhaust systemReplacing elements of the Mazda 6 exhaust system

This is how the cushions of the main silencers and two cushions of the receiving tube at the resonator are located

Replacement of the exhaust manifold

Replacing elements of the Mazda 6 exhaust systemReplacing elements of the Mazda 6 exhaust system

We remove the decorative casing and the protection of the engine crankcase

Replacing elements of the Mazda 6 exhaust systemReplacement of Mazda 6 exhaust system elements

Removing the exhaust manifold thermal screen

Unscrew the two nuts securing the flanges of the exhaust manifold and the intake pipe. Then we remove the receiving pipe

Replacing elements of the Mazda 6 exhaust systemReplacing elements of the Mazda 6 exhaust system

Unscrew the seven nuts securing the exhaust manifold to the cylinder head

Remove the exhaust manifold and the gasket mounted on the cylinder head studs

Install the exhaust manifold and its gasket in reverse order

Replacing elements of the Mazda exhaust system 6

The fastening nuts are tightened in the order shown in the figure, with a torque of 43-64 Nm

Removal and installation of the receiving pipe

We prepare the car and disconnect the negative battery terminal

Replacement of elements of the Mazda exhaust system 6

Removing the protection of the engine crankcase

Replacement of elements of the Mazda exhaust system 6

Removing oxygen concentration sensors from the intake pipe and catalytic converter

The sensors can be removed from the removed receiving pipe and neutralizer by first disconnecting the pads of the wiring harnesses

Replacing elements of the Mazda 6 exhaust systemReplacement of Mazda 6 exhaust system elements

We remove the cushions from the brackets of the receiving tube at the resonator by sliding them with a screwdriver

Replacing elements of the Mazda exhaust system 6

Unscrew the two nuts securing the flanges of the receiving pipe and the connecting pipe and remove the nuts with springs

Unscrew the two nuts securing the flanges of the exhaust manifold and the intake pipe and remove the intake pipe

Installing the receiving pipe in reverse order

Removing and installing the connecting pipe

Replacing elements of the Mazda 6 exhaust systemReplacement of Mazda 6 exhaust system elements

Unscrew the two nuts securing the flanges of the receiving and connecting pipes, then disconnect the flanges

Unscrew the four nuts securing the flanges of the main silencers to the flanges of the connecting pipe and by disconnecting the flanges of the main silencers and the connecting pipe

Replacing elements of the Mazda exhaust system 6

Removing the connecting pipe

Install the connecting pipe in reverse order by replacing the sealing gaskets between the flanges

Replacement of the main silencer

Replacement of elements of the Mazda exhaust system 6

Unscrew the two nuts securing the flange of the main muffler to the flange of the connecting pipe and disconnect the flanges of the main muffler and the connecting pipe

Replacing elements of the Mazda 6 exhaust systemReplacing elements of the Mazda 6 exhaust system

Disconnect the main muffler from the two cushions of its attachment and remove the main muffler from the car

If necessary, you can remove the main silencers assembled with the connecting pipe by unscrewing the nuts of the flange connection of the connecting and receiving pipes, and disconnecting the main silencers from the four mounting pads

Removal and installation of thermal screens

Replacement of elements of the Mazda exhaust system 6

Removing the decorative engine cover

Replacing elements of the Mazda 6 exhaust systemReplacing elements of the Mazda 6 exhaust system

Unscrew the three mounting bolts of the thermal screen and remove the thermal screen of the exhaust manifold

Install the exhaust manifold thermal screen in reverse order

To remove the resonator thermal screen:

Replacing elements of the Mazda 6 exhaust systemReplacing elements of the Mazda 6 exhaust system

Removing the connecting pipe as described above

Unscrew the four bolts securing the stretch to the body and remove it

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Unscrew two bolts and two nuts for fixing the thermal screen to the body, then remove the thermal screen

Installing the thermal screen in reverse order