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The importance of the FAP differential pressure sensor…

DPF differential pressure sensor

The differential pressure sensor (or DPF differential pressure sensor) is an important component of diesel particulate filter (DPF) systems. The DPF is a device that reduces diesel particulate emissions by trapping particles in the particulate filter and periodically burning them.

The DPF is designed to trap soot particles emitted by diesel engines. However, as the soot particles accumulate in the filter, the exhaust gas flow resistance increases, which can lead to an increase in filter temperature.

The differential pressure sensor measures the pressure difference between the inlet and the outlet of the diesel particulate filter. This pressure difference is directly related to the amount of particles in the filter. If the differential pressure is too high, this may indicate that the particulate filter is clogged and needs to be regenerated or replaced.

How it works ?

The DPF differential pressure sensor usually consists of a measuring tube, a pressure transducer and an electrical connector. The measuring tube is connected to the inlet and outlet of the diesel particulate filter, and the pressure difference is measured by the pressure transducer. The pressure data is then sent to the vehicle’s Engine Control Module (ECM) to monitor and regulate the DPF system.

The DPF differential pressure sensor is important to ensure efficient and reliable operation of the diesel particulate filter system. Sensor failure can lead to issues such as unnecessary ” class=”highlight”>DPF regenerations or insufficient regeneration, which can damage the DPF or affect engine performance. It is important to replace the DPF differential pressure sensor when it is faulty or when it reaches the end of its recommended life to ensure safe and efficient operation of the DPF system.

You have a problem with your vehicle, such as loss of power, an engine warning light on, exhaust fumes, or you’ve failed your roadworthiness test for pollution, contact us.

Before replacing expensive parts, don’t hesitate to contact our FAP Cleaner technicians who can accurately diagnose your problems and suggest alternative solutions before replacing the parts.

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