General information about gasoline engines EW10J4 The cars are equipped with four-cylinder in-line gasoline engines EW10J4 with two camshafts. The drive of the camshafts installed in the cylinder head is carried out by a toothed belt from the crankshaft pulley. A...
Engine data and tightening torques Technical data Tightening torques, Nm Spark plug 25 Wheel bolts 90 Camshaft bearing cap housing: - preload 5 - final tightening 10 Cylinder head cover: - preload 5 - final tightening 15 Cylinder head: - stage 1 15 -...
Removal and installation of the engine Recommendations for removing the engine Please read this section carefully before starting work. If the engine is removed for repair, it is necessary to select a place for work, provide space for maintenance and storage...
Engine disassembly Remove the power unit from the vehicle as previously described. Turn out bolts and separate a transmission from the engine. On the left rear side of the engine, loosen the cooling system pipe clamp and remove the pipe....
Checking the crankshaft Check the crankshaft journals for roughness. Any noticeable roughness indicates the need for regrinding or replacement of the crankshaft. If the crankshaft has been ground, check for burrs around the oil holes. Remove...
Piston check After removing deposits, clean the piston with connecting rod with a suitable solvent and wipe dry. Carefully inspect each piston for cracks around the skirt and piston pin holes. Check for wear on the piston skirt,...
Engine assembly Install the grooved main bearings from the side of the cylinder block. Lubricate the bearing surface with a thin layer of engine oil. Install the crankshaft to the cylinder block. Install thrust washers so that the side...
Cylinder head — removal and installation Removal of a head of the block of cylinders spend on the cold engine. Attention! Replace all clamps and clamps that are damaged or cut during removal with new ones when installing the head of the block. When replacing...
Accessory drive belt Removing Remove the right front wheel. Remove the engine splash shield. Pic. 3.84. Location of the accessory drive belt on the EW10J4 engine with power steering: 1 - special device; 2 - dynamic belt tensioner; 3 -...
Toothed belt — removal and installation Removing Disconnect the wire from the negative battery terminal. Remove the right mudguard. Attention! Chalk, marker or paint mark the direction of rotation of the toothed belt. If the toothed belt rotates in the...
Lubrication system — design description Cars use a pressurized engine lubrication system. Oil from the oil pan through the strainer and fine filter is supplied under pressure by the oil pump. The bypass valve in the oil pump maintains the required pressure in...
Changing and checking engine oil Engine oil change Periodic oil and oil filter changes are the most important preventive maintenance procedure. During operation, engine oil ages - it becomes liquid and contaminated, which leads to premature engine...
Engine Oil Pressure Check To check the pressure it is necessary to use a manometer with a hose and fitting and a special tool 1503-H, connected instead of an oil filter. Remove the bottom protection of a motor compartment. Install a drip pan...
Coolant replacement It is necessary to replace the coolant after carrying out any work on the elements of the cooling system with draining the coolant. If during the repair the cylinder head, head gaskets, radiator or oil heat exchanger...
Water pump — removal and installation Removing Disconnect the wire «masses» from the battery. Drain the coolant. Remove the toothed belt. Pic. 3.94. Branch pipe location (2), water pump mounting bolts (1) and lids (3) water pump Remove bolts 1 (pic. 3.94)...
Power System — Design Description The engine power system consists of a path for supplying and cleaning air to the engine cylinders, a fuel tank, fuel lines, a fuel filter, a fuel pump and a fuel injection system. The fuel tank is vented through a...
Exhaust gas exhaust system The exhaust system serves to divert exhaust gases into the atmosphere, prevents them from entering the passenger compartment, even in a minimal amount, and reduces engine noise. Pic. 3.95. Exhaust system: 1 - oxygen...