Usually seals are changed due to oil leakage from under the seals or during engine repair

Replacing the front crankshaft oil seal

Remove the timing belt (see “Checking the condition and replacing the timing belt”).

How to replace the crankshaft oil seals of a VAZ-21114 engine

Pry up the crankshaft toothed pulley with a screwdriver

How to replace the crankshaft oil seals of a VAZ-21114 engine

Remove the pulley from the crankshaft toe

How to replace the crankshaft oil seals of the VAZ-21114 engine

Remove the key from the crankshaft groove

How to replace the crankshaft oil seals of a VAZ-21114 engine

Pry up the oil seal with a screwdriver

How to replace the crankshaft oil seals of a VAZ-21114 engine

Remove the oil seal from the oil pump housing

How to replace the crankshaft oil seals of the VAZ-21114 engine

Apply a layer of engine oil to the working edge of the new oil seal and press the oil seal in with a 30mm tool head or a piece of suitable pipe

We carry out further assembly in reverse order.

Replacing the rear crankshaft oil seal

We carry out the work on an overpass or inspection ditch.

Remove the gearbox, casing and clutch driven disc.

Use a marker to mark the position of the flywheel relative to the crankshaft.

We screw the M10X1.25 pin into the hole in the cylinder block (or the bolt securing the clutch housing to the cylinder block) and stop the flywheel from turning with a screwdriver, installing it between the flywheel teeth and resting it on the pin.

How to replace the crankshaft oil seals of a VAZ-21114 engine

Use a 17mm socket to unscrew the six flywheel mounting bolts

How to replace the crankshaft oil seals of a VAZ-21114 engine

Remove the washer

How to replace the crankshaft oil seals of a VAZ-21114 engine

Remove the flywheel

How to replace the crankshaft oil seals of the VAZ-21114 engine

Use a thin slotted screwdriver to carefully place the working edge of the oil seal onto the crankshaft flange.

Pry up the oil seal with a screwdriver and remove it from the holder.

Apply a thin layer of engine oil to the working edge of the new oil seal

How to replace the crankshaft oil seals of the VAZ-21114 engine

Using the old oil seal as a mandrel, press in the new oil seal.

We install the flywheel according to the previously applied marks.

Before tightening the flywheel mounting bolts, apply sealant to their threaded part.

Wrap and evenly tighten the bolts to a torque of 75 - 85 Nm.

We carry out further assembly in reverse order.