Category: Car Electronics
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What is the relationship between oxygen sensors and the car engine performance?
Almost all vehicles manufactured after 1980 have oxygen sensors. A car oxygen sensor on a recent model will be positioned in the engine’s exhaust manifold. It’s a spark plug-shaped mechanism that is a significant component in your vehicle’s emissions control system. It was first introduced in 1976 and was made virtually mandatory on all cars…
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Is the speedometer reliable in telling me my vehicle’s real-time speed
The speedometer mounted on your car reliably measures your vehicle’s real-time speed. Nowadays, many speedometers are electronic, in designs derived from earlier eddy-current models. While the conventional mechanical speedometers use gears and wires to determine speed, most modern vehicles use speed sensors in the electronic speedometers. An electronic speedometer measures vehicle speed with the help…
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The brain of a car engine: PCM (Powertrain Control Module)
A powertrain control module (PCM), also known as the engine control unit (ECU) or module (ECM), is an electronic device that regulates many of a vehicle’s important functions and has a direct impact on how well the car runs. Most vehicle manufacturers began including PCMs during the 1980s, and the computer system has become standardized…
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Getting deeper into car electrical system
Battery, starter and alternator are parts of your car’s electrical system. The starter gets power from the battery and alternator provides that battery the energy it requires to power your car. One component fails can result in car start issues or other car operation issues. Your car’s electrical system consists of the battery, starter and…
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Car alarming system doubt solving
Since first entered the market, cars have been one of the largest investments that make life more convenient for individuals and families. From that early time to today, cars have been a natural target for thieves-they are valuable, reasonably easy to resell and have a built-in getaway system. According to LoJack, one car is stolen…
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What does vehicle telematics mean to car people?
There’s actually a specific name to describe the computer and electronic technology involved in our cars – it is called telematics. Actually, telematics is a general term that refers to any device which merges telecommunications and infomatics. The vehicle telematics business has been changing very rapidly over the past few years, with advances in cell…
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Getting to know car ignition system
As to a four stroke gasoline engine, air and fuel mixture is sucked into a cylinder by the motion of a piston. Once the piston is at the top of its compression stroke, the ignition system sends an extremely high voltage to the spark plug in the cylinder, thus creating a spark strong enough to…
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Useful information about ABS that most car owners wonder to know
Before Anti-lock Braking System (ABS) was installed on cars, drivers were told to rapidly pump their brakes if they felt a tire start to skid. In conventional base brake system, let’s say you are on a slippery road, going straight, and you hit the brakes. The wheels all lock up. So, you lose traction and…
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What You Don’t Know About Your Automotive Air Conditioning System
Air conditioning systems are first appeared in luxury automobiles in the early 1940’s. Today almost all cars, including small family hatch backs come with air conditioning as standard. With just push on a button or the slide of a lever, we get the ultimate chill we desperately long for blasting out of our vents to…
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Is it necessary to install tire pressure monitoring system?
Have you ever wondered if it is necessary to install tire pressure monitoring system (TPMS) for your car? Is there anything about TPMS we should know? This article will answer these questions. If you car had a low flat tire,what would happen? Keeping a normal tire pressure can make driving safer. An abnormal tire pressure…