Do It Yourself Auto Repair

The turbocharger is the part on the vehicle that compresses ambient air and directs it to the engine for maximum performance. The turbo spins at a very high velocity and causes heat and friction...

You can replace one or more fuel injectors on your Ford Ranger 3.0 model. They are readily accessible through the top of the engine, underneath the upper intake manifold. However, before you begin...

Honda Jazz fuel injectors get dirty over time. When this happens, you can clean them or replace them. Since cleaning them tends to be impractical for most people (you need to have them cleaned for...

A Mustang's intake manifold is responsible for directing air and fuel into the cylinder heads. The manifold is a one-piece component, which makes it durable. However, the intake manifold uses four...

The MAP sensor in your 1998 Jeep Cherokee is responsible for measuring the airflow going to the engine. MAP stands for "manifold absolute pressure". As the name suggests, the MAP sensor is mounted...

The fuel injectors are one of the most important parts of the intake manifold in modern cars. By supplying fuel to the engine in specific increments, the fuel injectors allow the engine to start...

Because exhaust manifolds and headers are made of iron, they are particularly susceptible to rust. Rust by itself usually doesn't present a problem for exhaust components. However, removing rusted...

You would not expect a fuel injector on your 1997 Jeep Wrangler to cause so much trouble. But a bad injector can upset fuel distribution, idle, fuel economy, emissions and even engine performance....

The oxygen sensor is used to monitor the amount of oxygen in the exhaust system's gas stream. The sensor is located on the exhaust manifold and proper operation is dependent upon electrical...

The exhaust manifold on a Toyota truck has several studs that hold the manifold to the engine block. Removing the studs tends to be a bit tricky because of how they are threaded and tightened into...

The base model Ford Mustang comes equipped with a sequential port fuel-injected 3.8 liter V6. The Bosch style fuel injectors in this system are very durable, but from time to time one will break...

The 350 is quite possibly Chevrolet's most popular small-block engine. Although the 350 is known for its durability, this does not mean that the engine is always problem-free. A blown cylinder...

The Ford Expedition has been sold since 1997. Although the Expedition has seen many changes over the years, it has retained the same engine options since day one. The Expedition is equipped with...

The fuel injectors on your 1988 Ford Mustang are very effective fuel system components---but their coil, valve and other frail internal parts may easily break after years of service. A single bad...

Rusted nuts and bolts are one of the toughest problems to deal with when repairing your car. Moisture and air cause the rust over time, making the nut or bolt difficult to remove. Luckily,...

The exhaust manifolds on your Ford vehicle routs exhaust gases into the exhaust system. On the 5.4L model, one manifold is mounted to the left and right side of the engine. When cracked or...

Over time, an engine's valves develop carbon deposits and the valve springs lose their tensile strength. Detonation, backfiring and a decline in power and fuel mileage are common symptoms of...

The sole purpose of an engine's tappets is to connect the lobes of the camshaft to the pushrods. Removing the tappets on many engines can be an extremely complicated and time-consuming job....

Replacing an air conditioning compressor on a 1993 Dodge Grand Caravan requires the use of a reclaimer--a machine that captures the Freon, filters out the contaminants and recharges the system. It...

The manifold absolute pressure sensor, or MAP sensor, is used to measure the amount of air flowing through the intake system and into the engine. The sensor sends airflow rate data to the Honda...

The Nissan Maxima has a series of O2 sensors installed into the exhaust system of the vehicle. The upstream or front sensor is located on the exhaust manifold, underneath the vehicle. The sensor...

The small block Chevy V8 has been in use since 1955 and is a very reliable engine. However, its one weakness lies in the intake manifold gaskets. Tackle that spouting, leaking intake manifold...

The EGR valve opens and closes to release exhaust back into the manifold so it can be reused. This reduces noxious gases and regulates engine temperature. Sometimes EGR valves get completely...

The Kia Sedona is also known as the Kia Carnival. This minivan uses a standard design manifold to route intake and exhaust gases into and away from the engine. The manifold assembly, which...

The Pathfinder is a long-running SUV sold by the Japanese auto manufacturer Nissan. Pathfinders produced between 1986 and 1989 had a base 2.4 L four-cylinder engine and an optional V-6. Although...

It happens to home mechanics all the time. You're replacing a part and you realize that putting it back on is not as simple as taking it off. Bolts, such as the manifold bolts in your Kia Sedona,...

The TSX is an entry-level luxury sports sedan manufactured by Honda Motor Corporation and sold under their Acura brand. The TSX shares many of its chassis components with the European edition of...

The oxygen sensor on a Mitsubishi Eclipse measures the amount of unburned oxygen in the exhaust and relays that information to the vehicle's engine control computer. The computer then uses that...

Fuel injection has made operating a gasoline-engined vehicle exceedingly simple. They start easily in cold weather, offer better performance and achieve better gas mileage. Fuel injection requires...

Fuel injection systems have many advantages over earlier carbureted engines. They tend to be more fuel efficient and produce more power. They are computer controlled, so they don't require the...

O2 sensors (also known as oxygen sensors) monitor a vehicle's air-fuel ratio to improve operating efficiency and reduce harmful tailpipe emissions. O2 sensors will usually last around 100,000...

A new intake manifold gasket is needed as part of a cylinder head overhaul or when replacing a bad intake gasket. The exact procedure for removal and installation differs from one vehicle model to...

An engine's intake manifold operates to direct the air/fuel mixture into the cylinder heads, which in turn distribute the mixture into the combustion chambers. In addition to the air/fuel mixture,...

An intake manifold's primary purpose is to direct the air/fuel mixture to each of a car's cylinders, where it is then ignited to produce power. The intake manifold also features several internal...

The primary task of an exhaust manifold is to collect exhaust gases from the engine and then send them to the exhaust pipe. It looks much like a large pipe split in multiple ways. If your Jeep's...

An intake manifold is a piece of metal tubing that directs air into an internal combustion engine. The intake manifold itself has no moving parts, but it performs an important part of making an...

An engine's cylinder heads are responsible for delivering the engine's air/fuel mixture into the cylinders, as well as providing a means for the mixture to escape the engine via the exhaust pipe...

Starters in most Nissans are located on the right side of the engine near the firewall. The starter is usually under the intake manifold and must by reached from under the car. Depending on the...

An engine's cylinder head gasket ensures that oil and antifreeze do not enter the combustion chamber. If white smoke exits the exhaust pipe, it is likely that water is entering the combustion...

If you've noticed that your car seems to be idling at inconsistent rpm speeds, you may have obstructions in your intake manifold. Over time, lots of gunk can build up in this component, and if...

Cadillac uses port fuel injectors, which means that they are situated on the intake manifold. They fire directly toward the intake valve. They are attached to a solid fuel rail where they are held...

The Saturn SC2 is a sport compact car aimed at the gas conscious enthusiast. Known for its sporty exterior and powerful four cylinder engine, the SC2 is a reliable and dependable car. If you are...

The recovering procedure for removing AC refrigerant from an auto is designed to remove the refrigerant from an air conditioning system without loss of any of the Freon to the atmosphere. At the...

An intake manifold operates to distribute the air and fuel mixture provided by the engine's carburetor to each of the engine's cylinders and also to provide a pathway for the engine's antifreeze...

An intake manifold leak is best determined by listening for a loud hissing noise that occurs when the engine is running. Discover how to use soapy water to confirm an intake manifold leak in a car...

People are having more and more problems with diesel injectors now days than ever before! Diesel engine are more sophisticated and sensitive also. When you do not take care of the fuel system or...

Ford's 360 big block engine was manufactured from 1968 to 1976, and was used exclusively by Ford's truck line. The 360 used heavy-duty internal components to ensure that the engine was durable...

A Bronco's thermostat operates to prevent the flow of antifreeze from the radiator to the engine to allow the engine to quickly warm up. Once the engine has reached its normal operating...

Depending on the year and engine in your Jeep Cherokee, you may have multiple oxygen sensors in the exhaust system. These sensors detect the amount of oxygen in the exhaust system so the onboard...

A carburetor is a device used to mix the air and fuel together in the proper ratio, and to then deliver this mixture into the combustion chambers of the engine. The carburetor sits on top of the...