Engine & Working Principles
A heat engine is a machine, which converts heat energy into mechanical energy. The combustion of fuel such as coal, petrol, diesel generates heat. This heat is supplied to a…
What is Keyless Entry and How Does it Work?
Keyless entry systems allow you to unlock and lock the doors to your vehicle without using a key. Most modern US vehicles are equipped with a basic keyless entry system…
Microcontroller vs Microprocessor
Selecting the right device on which to base your new design can be daunting. The need to make the right balance of price, performance and power consumption has many implications. First,…
Crankshaft position sensor
The crankshaft position sensor measures the rotation speed (RPMs) and the precise position of the engine crankshaft. Without a crankshaft position sensor the engine wouldn't start.In some cars, the sensor…
Accelerometers
Before you can understand accelerometers, you really need to understand acceleration—so let's have a quick recap. If you have a car that accelerates from a standstill to a speed (or, strictly…
VEHICLE SPEED SENSOR (VSS)
General description VSS gives the onboard computer information about the vehicle speed. The sensor operates on the principle of the Hall Effect and is usually mounted on the tachometer or…
Hot Wire Anemometer
Definition: The Hot Wire Anemometer is a device used for measuring the velocity and direction of the fluid. This can be done by measuring the heat loss of the wire which…
Oxygen Sensor Working and Applications
Nowadays, automobile engines can be controlled using different types of sensors. These sensors control the performance & emissions of an engine. When the sensor doesn’t provide accurate data then a lot of problems…
Different Types of Sensors used in Automobiles
Different Types of Sensors used in Automobiles At present, the modern automobile designing can be done using different types of sensors. These are arranged into the car engine to recognize & solve…
Multi Point Fuel Injection (MPFI)
What is multi point fuel injection (MPFI) system? The MPFI is a system or method of injecting fuel into internal combustion engine through multi ports situated on intake valve of each cylinder.…
