Oil leak on the automatic gearbox of a Citroen C4 Picasso: Find the location of the leak, and replace the seal concerned, have it done by a professional, opening a gearbox is not easy . It would take a few hundred euros, especially for the workforce. consider looking at our article on gearbox oil leaks on Citroen C4 Picasso. Mileage: 8,880 milesReal-world fuel economy: 40.2mpg Our Citroen Grand C4 Picasso leaves the Auto Express fleet having changed my perception of MPVs. Forget boxy ‘bus-like’ exteriors, sluggish Engine oil fill quantity (Service fill). Intervals: Oil Change Intervals (use: normal). Engine oil should be changed at the latest after this time or after miles/km, whichever comes first. The oil filter must be replaced every time the oil is changed, unless the car's owner's manual recommends otherwise. Citroen C4 Grand Picasso Air-Con, Heating and Cooling Average Cost; Citroen C4 Grand Picasso Electrical and Batteries Average Cost; Citroen C4 Grand Picasso Windows and Windscreens Average Cost; Citroen C4 Grand Picasso Exhaust Repairs Average Cost; Citroen C4 Grand Picasso Bodywork, Dents and Smart Repairs Average Cost In the case that your oil leak comes from your oil filter, you will basically need to change it. To do this, take a filter wrench, remove the old filter, being sure that the gasket does not stick to the engine, fit the new filter and tighten it moderately. Same evaluation, hot check if oil is leaking from your Citroen Grand C4 Picasso. Thanks for further help. The fuel filter is not the same as that one in the picture you uploaded. Please see my two pictures. To access the filter you take off the three hoses and one electrical connector, then unscrew two screws on the rear of the filter cap which fixes it to the engine. 2F1c.

citroen c4 grand picasso oil change