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Using a fuel filter that does not meet the manufacturer's filtration and water separating requirements can severely impact fuel system life and reliability.
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The engine mounted filter housing is equipped with a No-Filter-No-Run (NFNR) feature. Engine will not run if:
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No filter is installed.
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Inferior/Non-approved filter is used. Use of OEM filter is required to ensure vehicle will run.
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Engine Mounted Fuel Filter Assembly
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1 — Drain Valve |
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Diesel fuel will damage blacktop paving surfaces. Drain the filter into an appropriate container.
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Do not prefill the fuel filter when installing a new fuel filter. There is a possibility debris could be introduced into the fuel filter during this action. It is best to install the filter dry and allow the in-tank lift pump to prime the fuel system.
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Ensure engine is turned off.
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Place drain pan under the fuel filter drain hose.
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Open the water drain valve a quarter turn counterclockwise and completely drain fuel and water into the approved container.
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Close the water drain valve.
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Remove lid using a socket or strap wrench. Rotate counterclockwise for removal. Remove used o-ring and discard it.
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Remove the used filter cartridge from the housing and dispose of according to your local regulations.
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Wipe clean the sealing surfaces of the lid and housing.
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Install new o-ring back into ring groove on the filter housing and lubricate with clean engine oil.
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Remove new filter cartridge from plastic bag and install into housing.
Note:Do not remove cartridge from bag until you reach this step in order to keep cartridge clean.
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Push down on the cartridge to ensure it is properly seated. Do not pre-fill the filter housing with fuel.
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Install lid onto housing and tighten to 22.5 ft-lb (30.5 Nm). Do not overtighten the lid.
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Prime the engine, then start the engine and confirm there are no leaks Priming If The Engine Has Run Out Of Fuel — Diesel Engine.