Fuel pressure sensor, fuel rail (653), Z19DT
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Fuel pressure sensor, fuel rail (653), Z19DT
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Important
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Be very thorough in terms of cleanliness when working in the fuel system. Malfunctions can also occur due to very small dirt particles. Prevent dirt from entering the fuel system by cleaning the hoses and plugging the pipes and lines upon removal using 93 161 370 Plug set. Store the components so that contaminants cannot enter.
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Important
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Always use wing covers when working in the engine bay.
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Warning
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Diesel under high pressure! So wait for at least one minute after switching off the engine before starting work in the fuel system. Diesel fumes are explosive and can cause severe burn injuries.
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2.
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Put the fuel rail in a vice.
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3.
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Remove the pressure sensor.
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1.
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Fit the pressure sensor to the fuel rail.
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3.
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If a new pressure sensor has been fitted:
Connect the diagnostic tool to reset the adaptation values. Select Menu - Engine - Engine management system - Adjustment - Fuel pressure sensor changed.
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4.
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Connect an exhaust hose and start the engine. Check that there are no leaks.
Connect the diagnostic tool and erase any diagnostic trouble codes.
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