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Octavia 1 (1996-2004) Octavia 3 (2013-2019)

Gasoline engines 1.8 and 2.0 liters of a car Skoda Octavia 3

Engine Specifications
(1) In exceptional cases, at least 91 ROZ, however, with power reduction.

Engine number
Engine number ("letter designation of the engine11 and "serial number") located on the left side of the engine/gearbox interface -arrow-. Additionally, on the upper cover of the timing chain there is a sticker with...

Removing the engine
Note: The engine is removed downwards with the gearbox. All bandages released or cut when removing the engine must be reinstalled in the same places when installing the engine. When carrying out installation work,...

Disconnecting the engine from the gearbox
Vehicles with MKH 02S Power unit removed and secured to engine bracket -T10359-. Remove starter. Release wiring harnesses -1 and 2- from air duct. Loosen screw clamp -4-. Remove screws -arrows- and remove air duct. Pos....

Engine installation
Tightening torques Note: The tightening torques apply to lightly greased or oiled, phosphated or oxidized bolts and nuts. Additional lubricants allowed (e.g. motor or gear oils), except graphite-containing or MoS2. Do...

Power unit supports for vehicles with manual gearbox — general installation diagram
1. Engine mount bracket 2. Bolt: replacement 3. Motor support: with bracket 4. 40 Nm + tighten by 90° (¼ vol.): replacement 5. 20 Nm + tighten by 90° (¼ vol.): replacement 6. Bracket: coolant check valve 7.8 Nm 8. 60 Nm...

Engine Mount Bracket — Torque and Tightening Order
Note: Replace screws that are tightened to the specified angle. Tighten the screws in several stages in the following order.

Removal and installation of the lower support of the power unit
Note: Replace screws that are tightened to the specified angle. Tighten the screws in several stages in the following order. Remove soundproof cover. Unscrew the screws -1, 2, 3- and remove the bottom support of the...

Power unit supports for vehicles with DSG automatic transmission — general installation diagram
1. Engine mount bracket 2. Bolt: replace 3. Motor support: with bracket 4. 40 Nm and tighten by 90° (¼ vol.): replace 5. 20 Nm and tighten by 90° (¼ vol.): replace 6. 8 Nm 7. Bracket 8. 60 Nm and tighten by 90° (¼...

Removal and installation of engine mounts
Remove the plenum box cover. Remove engine cover. Disconnect connector -2-. Remove bolt -1-. Detach hose -3- from canister. Lever out retainers with a screwdriver -arrow- and move coolant expansion tank to one side....

Removal and installation of an arm of a support of the engine
Remove engine mount. Using the hook -MP9-200/10- -1-, raise the engine by the distance -a-. Dimension -a- = approx. 30 mm. Remove bolts -1, 2, 3- and remove engine support bracket. Installation Installation in reverse...

Removal and installation of gearbox supports
Remove battery with bracket -1-. Remove engine control unit -J623- from bracket. Unscrew nuts -arrows- and remove bracket -1-. Note: Depending on the version, the brackets may be different. Detach cable guide -1- from...

Checking the position and adjusting the power unit supports
Checking the position of the power unit supports The following dimensions must be observed, between the engine support -1- and the engine bracket there must be a distance -a- = 10 mm; the cast edge of the engine mount...

Details and knots of a drive by means of a V-ribbed belt
1. V-ribbed belt: check for wear: before removing, mark the direction of rotation with chalk or felt-tip pen (installing a used V-ribbed belt with the wrong direction of rotation can lead to its destruction); do not...

Moment and tightening sequence of the attachment bracket
Insert attachment bracket and first screw in bolt -4- by hand. Note: Replace screws that are tightened to the specified angle. Tighten bolts in sequence -1...5- in 3 stages as follows. 1. Tighten the screws by hand. 2....

Removal and installation of poly V-belt
Remove soundproof cover. Remove the front right fender liner. Attention! Risk of damage due to reverse running of a used V-ribbed belt. Before removing the V-ribbed belt, mark the direction of its running with chalk or...

Removal and installation of a tension roller of a poly V-belt
Remove poly V-belt from tensioner. Unscrew bolts -arrows- and remove poly V-belt tensioner -1- from mounting bracket. Installation in reverse order. Install poly V-belt.

Removal and installation of an arm of hinged units
Drain coolant. Remove poly V-belt. Remove the three-phase alternator. Unplug connector -1- from solenoid clutch of air conditioner compressor. Attention! Do not open the refrigerant circuit of the air conditioner....

Removal and installation of a pulley of a v-ribbed belt of a crankshaft
Remove poly V-belt. Use counterhold -T10355- to turn crankshaft poly V-belt pulley to "TDC cylinder 1" position" -arrow-. The notch on the crankshaft V-ribbed belt pulley must be located opposite the arrow mark on the...

Parts and assemblies of the crankshaft and flywheel cover
1. Dual-mass flywheel: mounting only possible in one position - holes offset 2. Centering sleeve 3. Flange cover on gearbox side: with integral O-ring; replace only as an assembly; do not lubricate the working edge of...

Removal and installation of a two-mass flywheel
CP removed. Remove clutch. Engine installed Insert stop -MP1-223 (3067) - into the hole in the cylinder block. Stop setting position A. For tightening B. For unscrewing Engine removed Place flywheel stopper -MP1 -504-...

Removing and installing flange gasket on gearbox side
CP removed. Remove dual mass flywheel. Remove intermediate plate from crankshaft cover on gearbox side and from dowel sleeves -arrows-. Remove screws -1...6-. Press the crankshaft cover on the gearbox side. Installation...

Parts and assemblies of balancer shafts
1. 4 Nm and tighten by 45° (1/8 vol.): replace 2. Balance shaft: exhaust side; after removal, replace; lubricate the mount with engine oil 3. Needle bushing: Only the same color needle bushing can be used 4. Balance...

Mounting position of balance shaft tube
The holes -arrows- must point towards the timing chain.

Removal and installation of the balancer shaft of the intake camshaft
The engine has been removed. Remove the water pump drive toothed belt. Remove the upper timing chain cover. Remove the lower timing chain cover. Remove the camshaft drive chain. Remove balancer shaft drive chain....

Replacing the sealing ring of the balancer shaft of the intake camshaft
Remove the water pump drive toothed belt. Remove bolt -2-. Remove toothed pulley -1- for coolant pump. Firmly press the screwdriver -1- against the surface -2- of the O-ring -arrow B-. Lever out sealing ring -arrow A-....

Removal and installation of the balancer shaft of the exhaust camshaft
The engine has been removed. Remove the upper timing chain cover. Remove the lower timing chain cover. Remove the camshaft drive chain. Remove the balance shaft drive target. Unscrew screw -1- for balancer shaft of...

Details and assemblies of casings of the timing chain
1. 4 Nm and tighten by 45° (1/8 vol.) 2. Exhaust camshaft adjuster valve 1 -N318- and camshaft adjuster valve 1 -N205- 3. Lip seals: replace 4. Upper Timing Chain Cover 5. Gasket: replace if damaged 6. Oil filler cap 7....

Removing and installing camshaft adjuster valves -N205-/-N318-
Unplug connector -1- from valve 1 for exhaust camshaft adjuster -N318- -2- and connector -3- from valve 1 for camshaft adjuster -N205- -4-. Remove screws -arrows- and remove valve 1 for camshaft adjuster -N205- and...

Removal and installation of the upper casing of the timing chain
Cold engine. Relieve residual pressure in the cooling system by briefly opening cap -arrow- on coolant expansion tank. Remove engine cover. Open clamp -1-, remove coolant hose and press to the right. Press the release...

Removal and installation of the lower casing of the timing chain
Remove the front right fender liner. Remove engine mount bracket. Remove poly V-belt tensioner. Remove poly V-belt pulley from crankshaft. Carefully! In order not to damage the ring gear, only screw in the crankshaft...

Replacing the sealing ring of the crankshaft V-ribbed belt pulley
Remove poly V-belt pulley from crankshaft. Screw in screw securing poly V-belt pulley to crankshaft using drift -T10368-. Attention! Risk of engine damage. It is forbidden to turn the crankshaft from the "TDC" position"...

Details and components of the camshaft drive chain
Note: After working on chain drives, adjust the chain length. 1. 4 Nm and tighten by 90° (¼ vol.): replace 2. Chain tensioner: under spring tension; lock with locking pin -T40267- before removing 3. Drive chain...

Removal and installation of a chain of a drive of cam-shafts
Remove the timing target upper cover. Remove soundproof cover. Carefully! Regulator valves are left hand threaded. Using special tool -T10352/2-, remove regulator valves in -direction of arrow-. Remove screws -arrows-...

Details and components of the balancer shaft drive chain
1. Guide bolt, 20 Nm 2. Tensioner bar: for camshaft drive purpose 3. Balance shaft: exhaust side; replace after removal; lubricate the mount with engine oil 4. Guide bolt, 20 Nm 5. Stabilizer rail: balancer shaft drive...

Removal and installation of a chain of a drive of balancing shafts
Remove camshaft timing chain. Remove screws -arrows-. Remove the balancer shaft drive chain tensioner -1-. Remove damper -3-. Remove the balance shaft drive chain. Installation Turn intermediate shaft sprocket and...

Checking the valve timing
Remove the upper timing chain cover. Remove soundproof cover. Turn crankshaft pulley with counterhold -T10355- in direction of arrow until markings -arrows- are almost at their highest position. Unscrew the spark plug...

Cylinder head
Note: Replace cylinder head screws. During installation work, self-locking nuts and screws, tightened with additional rotation to a given angle, as well as sealing rings and gaskets, must be replaced. The plastic...

Removal and installation of cylinder head
Note: Install cable ties in the appropriate places. Seal open intake manifold and exhaust ducts with suitable plugs, eg from engine plug set -VAS 6122-. Drain coolant. Remove distributors. Attention! Risk of damage to...

Compression test
The engine oil temperature must be at least 30°C. The battery voltage is not lower than 12.7 V. Remove the ignition coils with power output stages. Disconnect electrical connectors. 1. For injectors -N30...N33- 2....

Valve mechanism
Note: The cylinder head and cylinder head cover may only be replaced as a set. After installing the camshafts, the engine must not be started for about 30 minutes. The hydraulic gap adjusters must be in place (otherwise...

Loosening and tightening the cylinder head cover screws
Loosening cylinder head cover screws Unscrew cylinder head cover screws in sequence -1...6-. Cylinder head cover tightening sequence Replace screws. Note: Make sure that the cylinder head cover is not twisted. 1....

Parts and assemblies of the oil separator and vacuum pump
1. Cylinder head 2. O-ring: replace; lubricate with engine oil 3. Camshaft adjuster actuator (exhaust camshaft) 4. 5 Nm 5. Ball screw, 9 Nm: for engine cover 6. O-ring: replace; lubricate with engine oil 7. Plug 8....

Removal and installation of camshafts
Note: Do not rework the mating surfaces on the cylinder head cover from below and on the cylinder head from above. The camshaft bearings are integrated in the cylinder head and therefore in the cylinder head cover....

Installing the ball in the camshaft clutch
Attention! Danger of injury to eyes if the ball jumps out! Insert spring -1- into camshaft. Install ball -2- on camshaft spring. Using spacer -T40191/1- press ball with spring downwards in direction of arrow -A- and...

Removal and installation of valve stem seals with the cylinder head installed
Remove distributors. For re-installation, note the belonging of roller rocker arms and hydraulic compensators. If necessary, remove roller tappet levers together with hydraulic lifters and set aside on a clean pad....

Parts and assemblies of the oil pan and oil pump
Note: If a large amount of metal chips and wear products are found in the engine oil during engine repairs, it is necessary to thoroughly clean the oil channels, oil nozzles and additionally replace the oil cooler, oil...

Tightening order for oil pan screws
The order of tightening the screws securing the lower part of the oil pan, made of plastic Note: Replace screws that are tightened to the specified angle. Tighten screws -1 to 20- in 2 steps in the sequence shown. 1....

Removing and installing oil level and oil temperature sender -G266-
Engine oil drained. Disconnect connector -3-. Unscrew nuts -1- and remove oil level and oil temperature sender -G266- -4-. Installation Installation in reverse order. Note: Replace O-ring -2-. Fill the engine with oil...

Removal and installation of the lower part of the oil pan
Engine oil drained. Remove oil level and oil temperature sender -G266-. For vehicles with bottom part of oil pan made of plastic Release screws -1...20-. Remove the lower part of the oil pan. For vehicles with bottom...

Removal and installation of the oil pump
Remove the lower part of the oil pan. Remove screw -arrow- and remove flow shut-off device. Remove chain tensioner spring using tool -T10118- in -direction of arrow- and lock with locking pin -T40265-. Release screws...

Removal and installation of the upper part of the oil pan
CP removed. Remove the lower part of the oil pan. Remove crankshaft cover from gearbox side. Remove oil pump. Disconnect connector -1-. Pos. -2- can be ignored. Remove screws -arrows-. Using a sharp spatula, cut the...

Attachment bracket with oil filter and engine oil cooler
1. Attachment bracket 2. Gasket: replace 3. Oil filter 4. O-ring: replace; lubricate with engine oil; part of the oil filter -item 3- 5. Oil filter cap, 25 Nm 6. Oil filter outlet: replace 7. O-rings: part of the oil...

Removing and installing engine oil cooler
Attention! Beware of burns from hot steam and hot coolant. When the engine is hot, the fluid in the cooling system is under pressure. When opening, cover the expansion tank cap with a cloth and carefully unscrew it....

Removal and installation of the mechanical distribution valve
Remove the engine oil cooler. Detach mechanical control valve -1- from mounting bracket -arrow-. Installation Installation in reverse order. Note: Gaskets and O-rings must be replaced. Secure all hose connections with...

Details and components of the crankcase ventilation system
1. cylinder head cover 2. Gasket: replace 3. Hose: to solenoid valve 1 of the activated charcoal container -N80- 4. Oil separator 5. O-ring: replace 6. Hose: for crankcase ventilation system; to turbocharger 7. 4mm:...

Removal and installation of an oil separator
Remove ignition coils for cylinders -3- and -4-. Loosen clamp -1- and detach hose from canister solenoid valve 1 -N80-. Remove screw -2- and remove crankcase breather hose -3- from oil separator. Remove screws -arrows-...

Parts and assemblies of the oil pressure sensor
1. 4 Nm and tighten by 90° (¼ vol.): replace 2. Oil pressure control valve -N428- 3. O-ring: replace; lubricate with engine oil 4. O-rings: replace; lubricate with engine oil 5. 4 Nm + tighten by 45° (⅛ vol.): replace...

Removing and installing oil nozzle control valve for piston cooling -N522-
Disconnect connector -arrow- from control valve for oil nozzles for piston cooling -N522-. Remove screw -1- and remove piston cooling oil jet control valve -N522- -2-. Installation Installation in reverse order. Note:...

Removal and installation of oil sensors
Removing and installing oil pressure sender -F22- Unplug connector -arrow- from oil pressure sender -F22-. Unscrew oil pressure switch -F22- -1 -. Installation Installation in reverse order. Note: Replace sealing ring....

Removing and installing oil pressure control valve -N428-
Remove poly V-belt. Position oil collecting pan -VAS 6208- under engine. Disconnect connector -1-. Remove screw -2- and remove oil pressure control valve -N428-. Installation Installation in reverse order. Note: Replace...

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Octavia 3 (2013-2019)