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| Disconnect the fuel feed lines at the quick couplings from the fuel filter -1-. To do so, push the quick couplings onto the nozzles, press in the securing elements (hold pressed) and detach the quick couplings. |
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| Unclip the fuel filter -1- from the bracket. |
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| Remove fuel filter from the top. |
| Installation is carried out in the reverse order. Pay attention to the following: |
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| Pay attention to the fitting position of the fuel filter. The arrows engraved on the filter identify the fuel inlet and the fuel outlet. |
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| Lay the fuel hoses avoiding any kinks. |
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| Make sure the quick couplings fit tightly. Check for secure catch by tightening it in the opposite direction. |
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| Filling and bleeding the fuel system. For this purpose, connect vehicle diagnosis, measurement and information system -VAS 505X- and carry out the targeted function „filling/bleeding the high pressure pump and the fuel system“. During this function, the fuel pump is actuated for 180 seconds. |
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