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...Issue no. 01/2016: Fitting instructions for thermal switches (TSW)— delayed opening and closing timeswww.mahle-aftermarket.com, page 1 Combustion engines require a nearly constant temperature level in order to ensure low-wear, low-emissions operation whilst maintaining efficiency. In...

...Technical Information Level control switch for engine oil General Oil level control switches are fitted in the oil sump. They records the minimum oil level and send a signal to the ECU when there is an engine oil shortage. The ECU activate the warning system, a warning light or...

...Technical Information Level switch for windshield washer General The windshield washer switch records the low washer fluid level. They prevent a failure through water shortage. Function A magnet fitted in a float sinks when the washer fluid level is dropping and...

...Technical Information Manifold air pressure sensor (MAP) General The manifold air pressure sensor measures the vacuum in the induction pipe after the throttle valve. The readings taken by the MAP sensor and the intake air sensor are used to compute the volume of air intake. The result...

...Issue no. 02/2016: Comparison of MAHLE oil filter inserts OX 404 and OX 813/1 www.mahle-aftermarket.com, page 1The oil filter inserts OX 404 and OX 813/1 have a closure plug on the front end, usually called pin at MAHLE. When the insert is removed, this pin reveals a return bore in the fi...

...Technical Information Intake manifold pressure sensor with integrated intake air temperature sensor General The intake manifold pressure sensor measures the intake manifold vacuum that exists in the intake manifold after the throttle. The measured values of the intake manifold pressure sen...

...Technical Information Secondary air injection system (SAI) General To achieve a further reduction of the exhaust emission during the cold start and warm up, some vehicles have an additional secondary air system fitted. This system reduces the CO and HC emissions....

...Technical Information Thermal oil-level sensor General points The thermal oil-level sensor has the task of monitoring the oil level and the oil temperature. It is installed in the oil pan from below. The oil-level sensor components (level sensor, temperature sensor and sensor electroni...

...Throttle Potentiometer General The throttle potentiometer senses the opening angle of the throttle valve. It send the information to the ECU to assist in calculating the correct fuel injection. The throttle potentiometer is fitted at the throttle valve axle. Function...

...Throttle Valve Switch General A throttle valve switch records the position of the throttle valve. It is fitted to the throttle valve spindle and send the information about the position to the ECU to assist in the calculating the fuel injection. Function Inside the...



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