The engine is dismantled for overhaul. Conditionally, the engine has already been removed from the car.
Motor mounts removed and engine mounted on a frame or stand
Remove the ignition module and the knock sensor for this:
Remove the tips of the high-voltage wires from the coil leads
We unscrew the four screws securing the coil using a hexagon 5.
Remove the ignition coil
Using a 13 key, unscrew the sensor mounting bolt and remove the knock sensor
Remove the air conditioning compressor drive belt for this:
We loosen the two bolts with a head of 13 fastening the tension roller bracket
Turn the adjusting bolt counterclockwise with a 13 head.
And remove the belt from the roller and compressor pulley
When installing the belt, take into account that it is located closer to the inner edge of the compressor pulley
Remove the accessory drive belt for this:
With a 13 head, we loosen the tightening of the three nuts securing the tension roller bracket
You can see the location of the belts in the photo.
Turn the head on the 13th adjusting bolt counterclockwise and loosen the belt
Remove the belt from the tensioner
Remove the generator for this:
Using a 13 key, we unscrew the nut of the lower mounting bolt of the generator
Remove the bolt
We unscrew the nut of the bolt of the upper fastening of the generator
Holding the generator, remove the bolt
Remove the generator.
Remove the generator bracket for this: with a 13 key, unscrew the bolt securing the plate to the bracket
We unscrew the two bolts of the lower bracket mounting
With a head of 13, we unscrew the bolt of the upper mounting of the bracket
Remove the generator bracket
Remove the gasket between the bracket and the block
Remove the power steering pump and oil filter bracket for this:
With a screwdriver, hold the pulley from turning and loosen in turn the three bolts securing the pump pulley
Remove the pulley
Using a 13 spanner, unscrew the bolt of the lower fastening of the pump plate
Unscrew the upper plate mounting bolt
Using a 13 key, we unscrew the bolt of the lower mounting of the pump to the oil filter bracket
We unscrew the bolt of the upper pump mount
Remove the pump together with the plate.
With a 13 head, we unscrew the three bolts securing the oil filter bracket to the block
Remove the support roller bracket
Remove the O-rings
We remove the oil separator of the crankcase ventilation system, the pan and the oil pump, for this:
Unscrew the cap nut of the cover fastening with a 13 spanner.
Remove the sealing copper washer.
Remove the oil separator cover
Remove the cover gasket
We screw two M8 nuts onto the oil separator stud, lock them and unscrew the stud
Remove the oil separator mounting pin
Pliers remove the oil separator from the socket of the cylinder block
With a 10 head, we unscrew the nineteen bolts securing the oil pan to the cylinder block
Remove the oil pan
Removing the pan gasket
With a 13 head, unscrew the two bolts securing the oil pump to the block
Removing the oil pump mounting bolts
Remove the oil pump seal
Remove the coolant pump for this:
With a 13 head, we loosen the tightening of the three pulley mounting bolts.
Alternately inserting a screwdriver between the bolts to prevent turning.
Remove the pulley
With a 13 head with an extension, we unscrew the two bolts of the lower fastening of the pump housing to the cylinder block
We unscrew one bolt of the upper fastening of the pump housing
Remove the coolant pump
A gasket is installed under the pump housing. When installing, change the gasket
Remove the flywheel and clutch housing cover;
With a 10 key, unscrew the four bolts securing the clutch cover
With a 17 head, we unscrew the six flywheel mounting bolts.
We fix the shaft from turning with a mounting blade
Remove the washer, remove the flywheel
Next remove the cylinder head assembly with the receiver, intake pipe and exhaust manifold;
timing chain, shoe chain tensioner, sprocket crankshaft;
With a head of 10, we unscrew the six bolts securing the crankshaft rear oil seal holder to the cylinder block
We pry off the tides of the holder with a screwdriver and remove it complete with the stuffing box.
Remove two square head bolts from the stuffing box cover.
Remove the gasket
Using a 10 key, unscrew the bolt securing the bracket for the oil separator drain tube and remove the bracket.
With a 14 head, unscrew the two nuts securing the connecting rod cap
Knocking with a plastic hammer on the surfaces of the connecting rod cap
Remove the connecting rod cover
Remove the lower connecting rod
Leaning on the ends of the rods of the connecting rod bolts, we shift the lower head of the connecting rod from the crankshaft journal
With the wooden handle of the hammer, we rest against the lower head of the connecting rod and push the piston into the cylinder.
Remove the piston with the connecting rod from the cylinder. We also remove pistons from other cylinders
Unlock the upper compression ring
Remove the top compression ring.
Also remove the lower compression ring
We take out two oil scraper discs.
Remove the oil scraper ring expander
To remove the piston from the connecting rod, pry off the piston pin circlip with a screwdriver
Remove the ring from the piston boss groove. In the same way, take out the second retaining ring
Sliding the piston pin, remove it from the holes in the piston and in the connecting rod head
Remove the piston from the connecting rod
Using a 17 head, we unscrew the two bolts securing the crankshaft main bearing cap.
If the parts will be reused, then you need to mark them.
Remove the main bearing cap
Remove the main bearing shells from the cover.
Also remove the remaining main bearing caps
Remove the crankshaft from the block.
We take out the semi-rings from the grooves of the rear support of the cylinder block
Remove the upper crankshaft main bearing shells from the cylinder block supports
Preparing the engine for inspection and defect detection