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180 results found for Pierburg

...Replacing control units for fuel pumps SI 1731 For technical personnel only! Page 1/2 Control units for fuel pumps Instructions for replacement Product image Potential complaints: • Loss of power • Fuel pressure lost • Engine light on • Limp home function...

...ELECTROPNEUMATIC VALVES TECHNICAL INFORMATION All content including pictures and diagrams is subject to change. For assignment and replacement, refer to the current catalogues or systems based on TecAlliance. These are small, unobtrusive and frequently fitted within areas of the engine...

...Incorrect tank indication due to fitting error Many modern fuel tanks have odd shapes to maximise their volume Numerous components may be located inside the fuel tank The fluid level sensor must be free to move inside the fuel tank This fuel delivery module is not properly installed an...

...Function of the Secondary Air System The secondary air system supplies ambient air to the exhaust when the engine first starts up, until the engine is warm enough for the oxygen sensor to take control over the combustion mixture A "rich mixture", i.e. a mixture with excess fuel, i...

...IN THE EVENT OF PROBLEMS WITH FUEL PUMPS: CHECK CONTACT In the event of problems in the fuel system, the system pressure and volumetric flow of the fuel pump should be measured first.If the measured values do not match the manufacturer's specifications, it is sometimes the case that the...

...Cooled exhaust gas recirculation EGR Ever more stringent emission regulations require a constant improvement in pollutant reduction methods. For diesel engines, this particularly applies to a further reduction in nitrogen oxides (NOx). Cooled exhaust gas recirculation (EGR) can play a s...

...EGR Troubleshooting basics Exhaust gas recirculation (EGR) is a reliable and practice-proven method of emission control. As a result of exhaust gas, the oxygen content in the air-fuel mixture is reduced and the combustion temperature in the cylinders are lowered. Pierburg explains the bas...

...On some Volvo S40 and V40 models equipped with a 1.6/1.8/1.9/2.0 litre engines, the wiring in the fuel tank on the fuel level sending circuit can become detached and causes a fuel level fault. PIERBURG provides an overview of the Volvo fuel tank ventilation system and describes how this f...

...Cooled exhaust gas recirculation function and application Ever more stringent emission regulations require a constant improvement in pollutant reduction methods. For diesel engines, this particularly applies to a further reduction in nitrogen oxides (NOx). Pierburg explains how cooled e...

...THROTTLE VALVES AND REGULATING THROTTLESWHAT IS THE DIFFERENCE?In a petrol engine, the throttle valve impacts the quantity of air that is drawn in. More or less fresh air or air-fuel mixture flows into the cylinder according to how open the valve is. The position of the throttle valve dire...



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