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The ignition system supplies properly timed, high voltage surges
to the spark plugs.These
voltage surges cause combustion inside the cylinder. The ignition system must
create a spark, or current flow..... Continue
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| The electrical
system is considered the most important support system of a car or truck. If the
electrical system did not exist, gasoline engines would not run. Electricity
provides the needed spark for combustion, and the power needed for.....
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| The clutch is
located between the transmission and engine where it provides a mechanical coupling
between the engine's flywheel and the transmission's input shaft. The driver
operates the clutch through a linkage............ Continue Reading |
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| The job of the
automotive braking system is to slow and stop the motion of a
vehicle. Various components are used to do this The hydraulic brake
system must convert the momentum of the vehicle into
heat.......... Continue Reading |
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The power to both the
interior and exterior lights is provided by the lighting system. It consists of the
headlights, parking lights, tail-lights, marker lights, instrument illumination or
dash lights, courtesy lights, dome/map lights........ Continue
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| Having been proven
to be the most reliable, precise and cost-effective means of delivering fuel to the
combustion chambers of today's engines, the electronic fuel injection systems are
computer controlled and constructed to provide the correct...... Continue Reading |
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The combustion chamber is defined as the “clearance
space in the cylinder of an internal-combustion engine where the charge is
compressed and ignited”. The combustion
chamber is recessed in the cylinder head. Various shapes ........ Continue
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The vehicle's starting system is designed to turn or crank the engine
over until it can operate under its own power. To do this, the starter motor
receives electrical power from the battery. The starter motor then converts this
energy into mechanical energy, which it transmits through the drive mechanism to
the engine's flywheel..... Continue Reading
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The
primary purpose of a charging system is to recharge the battery. After the
battery has supplied the high current needed to start the engine, the battery, even
a good battery, has a low charge. The charging system recharges the battery
by supplying a constant and relatively........ Continue
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The question, how often should I
change the motor oil, comes up all the time. Here is my take on that very important
question..... Continue Reading
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The cylinder head is made of cast iron or aluminum. On overhead
valve engines, the cylinder head contains the valves, valve seats, valve guides,
valve springs, rocker arm supports and a recessed area that makes up the top
portion of the combustion chamber..... Continue
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Tire and wheel assemblies
provide the only connect between the only connection between the road and the
vehicle. Modern tires require increased attention to achieve their full potential
of extended service and correct ride control...... Continue Reading
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| Disk brakes look very
much like the brakes on a bicycle. Pads are used as fiction elements. They are
squeezed at the edge of a rotating wheel..... Continue Reading |
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The engine provides the power to drive
the vehicle's wheels. All automobile engines, both gasoline and diesel, are
classified as internal-combustion engines because the combustion or burning
that creates energy takes place inside the engine..... Contiunue
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The job of the carburetor is to supply and meter the mixture of
fuel vapor and air in relation to the load and speed of the vehicles engine.
Because of engine temperature, speed, and load, perfect carburetion is difficult
to obtain. When a cold engine is first started.........Continue
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| An engine's lubricating system does several important things.
It holds an adequate supply of oil to cool, clean, lubricate, and seal the
engine. It also removes contaminants from the oil and delivers oil to all
necessary areas of the engine.....
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| The internal
combustion engine generated a tremendous amount of heat. This heat is
created when the air/fuel mixture is ignited and expands inside the engine
combustion chamber. ...... Continue
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The
exhaust system serves three functions; It carries burned exhaust gases away from
the passenger compartment of the car, it quiets the engine, and it has catalytic
converter that helps control exhaust
emissions..... Continue
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The most
important feature contributing to the effectiveness of the braking force supplied
by the drum brake is the brake shoe pressure
or force directed against the drum..... Continue
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| Regardless of the fuel type used during the combustion, combustion
efficiency depends on having the correct amount of air mixed with the correct
amount of fuel. The ideal air/fuel ratio for most operating conditions of a
gasoline engine, ..... Continue
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Check the inflation of the
tires. To do this, use a tire pressure
gauge. The correct tire pressure is listed in the vehicle’s owner’s manual
or on a placard stuck inside the driver’s side door
jamb..... Continue
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Proper
alignment of both the front and the rear wheels of your car ensures, reduction in
fuel consumption, longer tire life, easier steering, less strain on the parts that
make up steering and suspension of the vehicle, not to mention greater safety in
driving..... Continue Reading
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| What is that word
we see on the gas pumps when we fill our car with gas? If you haven’t noticed it
before, look on the front of the pump, usually it is near where they tell you how
much you are going to pay for a gallon of gas....... Continue Reading |
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| Vehicles are
propelled in one of three ways: by the rear wheels, by the front wheels, or by all
four wheels. The type of drive system used determines whether a conventional
transmission or a transaxle is used...... Continue
Reading |
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| When it is
necessary to jump-start a car with a discharged battery using a booster battery and
jumper cable, follow the instructions below to avoid damaging the charging system
or creating a hazardous situation...... Continue Reading |
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