Gasoline engine repair 1.2 liter car Skoda Octavia 3

Engine number
"The letter designation" and "engine number" are located on the "arrow" sticker on the upper timing belt cover. "The letter designation" and "engine number" are additionally indicated on the engine casing near the...

Removal the engine
Note: The engine is removed downwards together with the gearbox. After installing the engine, all cable ties removed or cut off during dismantling must be reinstalled in their original place. Leave the ignition key in...

Engine installation
Installation is in reverse order. Install the intermediate plate. For vehicles with manual transmission Clean the splines of the primary shaft and, if the clutch disc has already been used, the splines of the hub,...

Tightening torques
Note: Tightening torques are given for lightly greased or oiled, phosphated or oxidized bolts and nuts. Additional lubricants are permitted (for example, motor or transmission oils), except for graphite-containing ones....

Parts and assemblies of power unit supports
1. 40 Nm and turn 90° (1/4 turn): replace 2. Engine support bracket 3. Engine support: with bracket 4. 40 Nm and turn 90° (1/4 turn): replace 5. 20 Nm and turn 90° (1/4 turn): replace 6.8 Nm 7. Bracket 8. 60 Nm and turn...

Engine disassembly — parts and components
Cars without air conditioning 1. 150 Nm and turn 180° (½ turn): replace; when loosening and tightening use the stop "T10475" Caution! Risk of engine damage. Do not turn the crankshaft with the bolt unscrewed - this may...

Removal and installation a poly V-belt
Cars without air conditioning To loosen the tension of the poly V-belt, turn the tensioner counterclockwise "arrow". Lock the tensioner with the locking device -T10060 A-. Caution! Install the used belt only in the...

Removal and installation the poly V-belt tensioner
Remove the poly V-belt from the tensioner. Unscrew the screws "arrows" and remove the tensioner "1" of the poly V-belt. Installation Installation is in reverse order. Install the poly V-belt. Tightening torque

Removal and installation the crankshaft poly V-belt pulley
Remove the noise-insulating casing. Remove the poly V-belt. Loosen the bolt "arrow" using the stop "T10475". Unscrew the bolt and remove the crankshaft poly V-belt pulley. Caution! Risk of engine damage. Do not turn the...

Removal and installation the engine support bracket
Disconnect the battery. Remove the battery bracket. Drain the coolant. Loosen clamps "1" and "2" and remove the air pipe. Remove the air filter housing. Remove the poly V-belt tensioner. Release the hoses from the...

Replacing the crankshaft seal on the pulley side
Remove the toothed belt. Remove the crankshaft pulley "1" "arrow". Caution! Risk of engine damage. Do not turn the crankshaft with the crankshaft pulley removed - this may change the valve timing. Remove the lip seal by...

Parts and units of the cylinder block from the gearbox side
Note: To perform installation work, secure the engine on the VAS 6095 engine and transmission unit stand. 1. 60 Nm and turn 90° (1/4 turn): replace 2. Flywheel: installation is possible only in one position 3. Engine...

Cylinder head parts and components
Caution! It is prohibited to remove the camshafts separately. During repairs, the entire camshaft housing is replaced as a whole. 1. Cylinder head gasket: install in the correct position: the part number faces the...

Removal and installation of the cylinder head
Note: When installing, secure all thermal insulation cuffs in their original places. Remove the camshaft housing. Remove the intake manifold. Disconnect the electrical connectors. 1. From the low oil pressure sensor...

Removal and installation the camshaft housing
Remove the coolant pump. Remove the air filter housing. Remove the ignition coils. Remove the toothed belt from the camshafts. Remove the high-pressure pipe "3". Disconnect the connector "1". Loosen the clamp "2" and...

Compression check
Engine oil temperature is not lower than 30°C. Battery voltage is not lower than 12.5 V. Remove the fuel pump control unit fuse from the fuse box. Note: When the fuse is removed, the power supply to the fuel pump...

Toothed belt drive — parts and components
Details and units of the toothed belt protective cover 1. Bottom of the timing belt cover 2. 8 Nm 3. Engine support bracket 4. Bolt 5. Upper timing belt cover 6.8 Nm Parts and components - toothed belt 1. Timing belt:...

Checking the valve timing
Loosen clamps -1, 2- and remove the air duct. Release the air hoses on the air duct. Disconnect connector "1". Unlock the "arrow" latches and remove the air duct. Press the release buttons and disconnect the hose "1"...

Removal the timing belt from the camshaft
Loosen clamps -1, 2- and remove the air duct. Release the air hoses on the air duct. Disconnect connector "1". Unlock the "arrow" clamps and remove the air duct. Press the release buttons and disconnect hose "1"....

Setting/adjusting valve timing
Note: Replace the screws that are tightened to the specified angle. If the sealing ring of the threaded plug is damaged, replace the sealing ring. Check the TDC position of the camshaft and crankshaft. Install the...

Removal and installation the timing belt
Loosen clamps -1, 2- and remove the air duct. Release the air hoses on the air duct. Disconnect connector "1". Unlock the "arrow" clamps and remove the air duct. Press the release buttons and disconnect hose "1" going...

Timing Belt Installation/Adjustment
Note: Replace screws that are tightened by turning the specified angle. If the sealing ring of the threaded plug is damaged, replace the sealing ring. Check the "TDC" position of the camshaft and crankshaft. The...

Valve mechanism parts and components
1. Inlet valve: cannot be machined, only lapping is allowed 2. Exhaust valve: cannot be machined, only lapping is allowed 3. Cylinder head 4. Oil seal 5. Valve spring 6. Valve spring plate 7. Valve crackers 8. Roller...

Removal and installation cuff seals
Removal and installation the intake camshaft seal on the pulley side Remove the toothed belt from the camshaft pulleys. Unscrew bolt "1" and remove the camshaft gear. Remove the cuff seal "1" using the puller...

Removal and installation oil seals with the cylinder head installed
Remove the camshaft housing. Unscrew the spark plugs with a spark plug wrench, e.g. -3122 B-. Unscrew the locking bolt "T10340". Set the piston of the corresponding cylinder to the "BDC" position. Install the guide...

Oil pan — torque and tightening order
Tighten the bolts in stages in the specified sequence.

Removal and installation the oil pan
Drain the engine oil. Remove the oil filter using the oil filter wrench "3417". Remove the poly V-belt. Only for vehicles with air conditioning Note: The refrigerant circuit of the air conditioning system is not...

Removal and installation the oil pump
Disconnect the battery. Remove the toothed belt. Remove the oil pan. Unscrew the "arrow" mounting screws and remove the tensioner. Remove the generator. Remove the crankshaft seal from the pulley side. Loosen the screws...

Engine oil cooling radiator
Parts and units of the engine oil cooling radiator 1. Engine oil cooling radiator: after replacement, change the coolant 2. 8 Nm and turn 90° (¼ turn): replace 3. Lip seals/O-rings: replace Removal and installation the...

Parts and components of the crankcase ventilation system
1. Hose: for crankcase ventilation system 2. Cover: oil separator 3. Oil separator: replace if damaged 4. O-ring: replace; moisten with oil before installation 5. Branch pipe: ensure correct installation position 6....

Removal and installation the oil separator
Remove the noise-insulating casing. Unscrew the screw "arrow" and push aside the coolant pump after switching off the engine "V51". Disconnect the crankcase ventilation hose "3". Unlock the "arrow" fasteners "2" of the...

Oil filter and oil pressure sensor parts and assemblies
1. Oil filter, 20 Nm 2. Low oil pressure sensor "F378": response pressure 0.03...0.06 MPa (0.3...0.6 bar); green insulation; 20 Nm 3. O-ring: replace

Removal and installation oil sensors
Removal and installation the oil pressure drop sensor "F378" Disconnect the electromagnetic valve 1 of the adsorber "N80" "3" from the intake manifold and press the valve down a little. Disconnect the connector "2"....

Removal and installation the oil filter housing
Drain the oil from the engine. Remove the oil filter "arrow" using the key for removing the oil filter "3417". Installation Fill the oil filter with engine oil and wet the seal with oil. Tighten the oil filter with the...

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Octavia 3 (2013-2019)