REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Mazda 6 (2002 release)

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Mazda
	6
		Operation and maintenance of car
		Engine
			General description new engines models L8, LF, L3
				The mechanical part of engines
				Variable valve timing mechanism
				Lubrication system
				Cooling system
				Fuel system
					Overview
					Intake system
					The main features of the duct with varying characteristics (VAD) (L3)
					The actuator system (VAD) (L3)
					Solenoid valve system (VAD) (L3)
					The check valve system (VAD) (L3)
					The fuel assembly
					The fuel pump unit
				Exhaust and Emission
				Electric motors
			The mechanical part of engines
			Appendix 1
			Annex 2
			Appendix 3
		Transmission
		Chassis
		Steering Gear
		Brakes
		Onboard electric
		Body

printable version

The fuel assembly

Fig. 2.61. The fuel assembly of Mazda 6: 1 - the fuel tank; 2 - return valve; 3 - unit of the fuel pump; 4 - the fuel injector; 5 - pulsation damper; 6 - the fuel pump relay; 7 - a control connector; 8 - quick connector; 9 - a cover of the fuel filler

Fuel car assembly consists of a high pressure fuel pump, the fuel tank, the fuel injectors and fuel connecting tubes (fuel). The fuel tank pressure fuel pump delivers the fuel in the fuel line, where it enters through the nozzles in the cylinders. The nozzles and metered fuel spray. When voltage is applied to the solenoid coil of the needle rises, flowing fuel. The quantity of fuel determined by the pulse duration during which the nozzle is open. Further, the fuel flows back into the tank through two metal tubes arranged under the vehicle. The fuel pump installed in a fuel tank (Fig. 2.61).

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The check valve system (VAD) (L3)

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The fuel pump unit