Mk4 MONDEO DIESEL FUEL FILTER CHANGE Rev. 1. GENERAL: Aeration of the fuel system is avoided using this procedure. Bleeding the system should not be necessary, just priming the filter. The fuel line quick release connectors have 'o' rings inside so are liable to be damaged if appropriate plugs are not used.
PURPLE_2L_LX. 32947 posts · Joined 2004. #2 · Dec 8, 2017. Disconnect the fuel feed and run the engine until it stops. Even doing that wear thick rubber gloves and wrap some rag around the pipe, overkill probably but play safe. MK4.5 TDCI 140 Business Estate. .
j0ib.