Engine control unit (ECU) Engine control unit or Electronics Control unit is an electronic device that read the signals coming from various sensors which are placed at different components of car and uses this information to direct those components what to do. It’s more like a brain of vehicle. An ECU is basically made up of hardware and software.ECU is like a computer that communicates with engine and determines almost everything. The primary...

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Disc Brake and Drum Brake

Disc brake Disc brake is type of brake which is very common in modern day vehicle which used the friction to bring down the motion of wheel. The main components of disc brake are calipers, rotor and brake pads. The main principle of disc brake is calipers squeezes brake pads against rotor, which produces friction and it slows down the motion. It was first used by Jaguar team in a racing competition, which they won by competing with others using...

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Two Stroke Engine, Four Stroke Engine and Difference between 2stroke and 4stroke

Two stroke engine Two stroke engine is a kind of internal combustion engine which completes power cycle in 2 stroke. That is up and down movement of a piston during one complete revolution of crankshaft. First two stroke engine was patented by Dugald Clerk in the year 1881. Since then this type of engine was used. Generally spark ignition two stroke engine is used to carry lightweight and compression ignition is used to carry heavy goods. Two...

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Motor oil,its grade and how to change motor oil quickly

Motor Oil Motor oil which is also known as engine oil or engine lubricant is mainly used for lubrication of engine and it also helps to reduce wear in moving part. Motor oil also takes away heat from moving parts and improve sealing. Motor oils are derived from non-petroleum-synthesized and petroleum based chemical compounds. Generally there are four types of motor oil:- Synthetic motor oil:- It is the best kind of motor oil which is obtained...

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Brake system and procedure to change brake fluid

Brake system Brake system is a group of electronic, mechanical and hydraulic activated  devices which generally uses friction to stop vehicle.The main components of brake are Brake Booster, Brake Pedal ,Brake Fluid, Brake Pads, Drum Brakes, Rotor, Master Cylinder,Hydraulic Lines,Brake Fluid, Hydraulic Calipers, Drum, Brake Shoes,Wheel Cylinder.  The main principle of brake system is as we press brake pedal,the brake pedal is connected...

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