REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Mercedes-Benz E-Class

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Mercedes-Benz
	E-class
		Introduction
		Description of the model Mercedes E-Class
		Working conditions and tools
		Car Care
		Diesel engines
			Overview
				Four-cylinder diesel engines
				Five-cylinder diesel engines
				Six-cylinder diesel engines
				Cranking the engine
				Hydropushers
				Troubleshooting hydropusher, their causes and remedies
				Timing chain
				Compression
				Accessory Belt
				Cylinder head gasket
				Possible failure of the cylinder head, their causes and remedies
				Possible engine malfunction, their causes and remedies
				Pinking
			Lubrication system
			Cooling system
			Diesel injection
			Power system
			Exhaust
		Petrol engines
		Transmission
		Chassis
		The brake system
		Electrical
		Shop
		Body
		Applications
		Diagrams

printable version

Five-cylinder diesel engines

Fig. 4.3. Engine compartment with a diesel engine 270 CDI: 1 - electronic control unit; 2 - intake grille interior ventilation; 3 - the case of the control valve; 4 - Cover the injectors and glow plugs; 5 - The drive arm wiper; 6 - the oil filter; 7 - the inlet manifold; 8 - the brake fluid reservoir to the master cylinder and the amplifier; 9 - the fuse and relay; 10 - coolant expansion tank; 11 - an air inlet with an air filter; 12 - control valve vented; 13 - the dipstick; 14 - oil filler cap; 15 - the fuel filter; 16 - brake control module; 17 - washer tank (front - for headlamps, rear - for wiper); 18 - servo oil tank

Fig. 4.4. Diesel engine 290 TD (OM 602): 1 - the inlet air intake system; 2 - head cover; 3 - the case of control valves with low pressure control valve; 4 - valve venting; 5 - Transmission; 6 - turbine; 7 - pipes of the cooling system; 8 - channel flow of charge air from the compressor to the radiator; 9 - generator; 10 - the fan; 11 - the turbocharger heat sink; 12 - drive air conditioner; 13 - channel flow of charge air from the radiator into the intake manifold; 14 - oil pump drive servo; 15 - servo oil tank; 16 - the inlet manifold

Engine 290 TD (OM 602) is the first diesel engine with direct injection in passenger cars Mercedes-Benz (Fig. 4.3). It is equipped with two valves per cylinder. The combustion chamber is installed injector supplying fuel under high pressure (310 bar), which is ignited in the combustion chamber is directly exposed to hot compressed air. According to its characteristics the 5-cylinder engine corresponds to the 4-cylinder OM 604 Crankshaft 5-cylinder engine is mounted on six (instead of five) support bearings (Fig. 4.4). Since 1999 began production of inline 5-cylinder engine 270 CDI with system Common Rail, which replaced the previous model 290 TD.

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Six-cylinder diesel engines