Saturday, April 26, 2008

Maintain Convenience and Quality Combustion Heater Core and Oxygen Sensor

An Audi heater core is like a small radiator placed inside a plastic box under the dashboard. It basically allows the flow of coolant through once the thermostat has been opened. This makes in the heat, so that one can run a car& 39;s heating system and fan to heat the interior. The principle is exactly the same as that used in the engine radiator, unless the heat is released inside the car rather than outside. The heater core is composed of conductive pipes in a spiral of aluminum fins to increase surface. Through some hoses, heated coolant reaches the central heater at the entrance, and travels through pipes spiral. Finally, the outputs of departure and return to the water pump.
The most common problem in the nuclei Audi heater is leaking. Leakage occurs usually in the connector hoses. When this happens, the results are usually a smell and some of the fogging windshield above the heater vent. Also, when the leakage of water from the central heating to the ground, rust problems occur. Apart from leakage, obstruction is also another problem with the heater cores. Obstruction usually takes place in the pipes causing the heater core restricted flow of coolant, a condition that reduces or even omit the capacity of heating.
While the heater core Audi ensures that the cabin is warm and comfortable, another part ensures the efficiency of the combustion process - the Audi oxygen sensor. The oxygen sensor is a small sensor inserted into the exhaust system of a gasoline engine. Its main task is to measure the concentration of oxygen remaining in the exhaust gases to allow an electronic control unit (ECU) to regulate the efficiency of the process of combustion engine. Located in the exhaust manifold, the Audi oxygen sensor accurately detects the level of air and fuel mixture - if it is too lean (too little fuel) or too rich (too good fuel.
A Audi oxygen sensor contributes significantly far greater fuel economy and lower exhaust emissions. It also helps to improve engine performance and reduce air pollution. breach of the Audi oxygen sensor can be attributed to normal and to carry out intensive fuels Lead.



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