We unscrew the supports when removing the power unit for repairs and in case of significant wear

If there is a sudden increase in vibration of the power unit and a change in the position of the engine relative to the body, you need to pay attention to the power unit supports.

To replace the supports, install the car on an inspection ditch or lift.

From below the car, remove the pan protection and mudguards of the engine compartment.

Replacing the VAZ-2123 engine mounts

To dismantle the right front support with a 17 head, unscrew the nut securing the support to the front suspension crossmember bracket.

Replacing the VAZ-2123 engine mounts

After that, unscrew the nut securing the support to the engine cylinder block bracket with a 17 head.

Replacing the mounts VAZ-2123 engine

Place the jack under the oil pan mounting bolt on the right side and lift the power unit

Replacing the VAZ-2123 engine mounts

Remove the power unit mount.

Replacing the VAZ-2123 engine mounts

Also remove the mount from the other side of the engine, jacking up the engine from the other side.

Replacing the VAZ-2123 engine mounts

Install the mounts in the reverse order, taking into account that there is a centering belt on the mount.

Replacing the VAZ-2123 engine mounts

This belt should fit into the corresponding hole in the front suspension crossmember bracket

Install the parts in the reverse order

Replacing the VAZ-2123 engine mounts

To remove the rear mount, use a 10 mm socket with a hinge or an open-end wrench to loosen the tightening two nuts securing the body floor protection screen.

Replacing the VAZ-2123 engine mounts

Using a 10 mm socket, unscrew the nut and bolt securing the front floor protection screen and two nuts securing both screens.

Replacing the VAZ-2123 engine mounts

Removing the front body floor protection screen

Replacing the VAZ-2123 engine mounts

Put an adjustable stop under the gearbox housing through a wooden spacer

Replacing the mounts VAZ-2123 engine

Using a 13 mm head, unscrew the nut securing the support to the crossmember of the rear suspension of the power unit, holding the bolt head from turning with a key of the same size.

Also unscrew the nut of the second bolt.

Replacing the VAZ-2123 engine mounts

Remove the bolts and remove the bushings

Replacing the VAZ-2123 engine mounts

Using a 13 mm wrench, unscrew the two nuts securing the mount to the rear gearbox cover.

Replacing the VAZ-2123 engine mounts

Using a 13 mm wrench or head, unscrew the two nuts securing the powertrain rear suspension crossmember to the body bottom

Replacing the VAZ-2123 engine mounts

Lower the gearbox so that the crossmember comes off the mounting studs

Replacing the VAZ-2123 engine mounts

Move the support off the studs gearboxes

Replacing the VAZ-2123 engine mounts

Removing the support from the crossmember

Replacing the VAZ-2123 engine mounts

Install the support in the reverse sequences