Gasoline engines 1.8 l (AGN) car Skoda Octavia 1

Another engine that can be installed on Skoda cars of the Octavia series is the 1.8 engine with a power of 92 kW. This is an in-line, gasoline, four-stroke, four-cylinder engine with a gas distribution mechanism 2 x ONS and five valves per cylinder. The location of the engine in the car is front, in front of the front axle with a slope of 15 ° back and 2 ° to the left.

Main technical data of the 1.8–92 kW engine
Main technical data of the 1.8–92 kW engine

Engine block (cylinder block) assembly
Installing the crankshaft into the engine block 1 – oil pump; 2 – pump mounting bolt (M = 25 Nm); 3 – pump drive sprocket on the crankshaft; 4 – liner – upper and lower parts of bearing 1, 2, 4, 5; 5 – crankshaft...

Crank mechanism — design description
Crankshaft sealing elements, flywheel assembly and oil pump drive with chain tensioner 1 – crankshaft timing belt bolt (M = 90 Nm + 90); 2 – toothed pulley of the belt drive for the distribution mechanism drive; 3 –...

Connecting rods with pistons in assembly — general information
The connecting rods are made of steel forgings. The upper eye is equipped with a bronze bushing. The lower one is disassemblable and has a three-layer metal insert inserted into it. The correct relative position of the...

Cylinder head assembly
Cylinder head assembly (assembly scan) 1 – camshaft bearing cover bolt (M=10Nm); 2 – camshaft drive sprocket; 3 – camshaft drive chain; 4 – regulator of the relative position of the camshafts; 5 – rubber-metal seal; 6 –...

Adjusting the valve timing
A separate bracket with four fuel jets is bolted to the cylinder head. Four suction tubes are also attached to the bracket, connected to the cylinder head with rubber nipples. Long profiled tubes with a diameter of 40...

Injection system, ignition system, fuel system
Scheme of regulation and control of ignition, fuel, ventilation and gas emission systems of the engine 1.8–92 kW (BOSCH MOTRONIC) 1 – fuel pump relay; 2 – tank with activated carbon; 3 – electromagnetic valve; 4 – fuel...

Ignition and fuel system control unit
Control of all functions shown in Fig. Scheme of regulation and control of ignition, fuel, ventilation and gas emission systems of the engine 1.8–92 kW (BOSCH MOTRONIC)) , is carried out by the MOTRONIC M Z.8.2 system...

Load meter
The measuring device, placed in a parallel branch of the pipeline, determines the air mass according to the heating wire principle and sets the amount of incoming air with a temperature correction. Taking into account...

Throttle control and idle speed adjustment
Idle speed adjustment is performed by the throttle valve itself. The adjustment is performed by the idle speed actuator (equipped with an electric motor). The precise setting of the throttle valve coordinates is carried...

Injectors — General Information
In an engine with three intake valves, which necessarily lie in different planes, the shape and position of the jet of injected fuel acquire special significance, since they affect both the amount of hydrocarbons in the...

Ignition and detonation control
Contactless ignition is solved by dividing the high voltage. Two twin ignition coils with an integrated ignition element are connected to the corresponding output stage in one block and supply two spark plugs. In this...

Tank deaeration — general information
Gasoline vapors generated in the fuel tank are diverted into a tank containing activated carbon (volume of activated carbon 1.2 dm³) and from there through the shut-off valve to combustion. The quantity is regulated by...

Exhaust Gas Neutralization — Design Description
Auxiliary engine parts and units 1 – filler cap; 2 – oil dipstick; 3 – oil dipstick guide pipe; 4 – oil dipstick guide tube; 5 – connecting tube for deaeration of the engine crankcase; 6 – bracket; 7 – sealing washer; 8...

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Octavia 3 (2013-2019)