Fully synthetic oil is most highly recommended for the Citroen C4 Grand Picasso, with diesel and petrol variants being recommended 10W-40 and 5W-30 also being suitable. What is the oil capacity for a Citroen C4 Grand Picasso? The oil capacity of your Citroen C4 Grand Picasso varies vehicle to vehicle due to model series and engine size. 2 days ago · Here are some of the issues that have been reported with the Citroen C4 Picasso: - Suspension problems: Some owners have reported a bumpy ride and suspension noise, which could be caused by worn or damaged suspension components. Re: C4 Picasso under bonnet fusebox. by RichardW » Wed Nov 05, 2014 12:53 pm. @ lighty, interesting info from service.citroen: Part Number Description Quantity Price excl. VAT Price incl. VAT Total incl. VAT Selection. 00006500FG FUSE BOX 141.61 GBP 169.93 GBP 169.93 GBP. 3.1-While driving. When the ESP warning light comes on when you are driving your Citroen C4 Picasso, do not worry, this is normal, it informs you that the ESP device works in particular when you take turns. The sensors send data to the computer which will analyze them and, if necessary, activate the electronic assistance systems. C4 Grand Picasso transmission issue Dear All, I have a second-hand C4 Grand PiccasoModel : C4 Gr Picasso Vtr+ AirEhdi SaEngine : 1.6 E-H [more ] By WayneL On Wed Nov 15 2023, 03:49am. Near side (left) dipped headlight not working Hi - I have a 2017 C4 Picasso and the left side headlight has stopped working. Citroen C4 and DS4 Online Support with user help forums, FAQ's and Technical guides C4 - DS4 Owners:: Forums:: C4 Picasso and Grand Picasso - PRE 2013 only Hi, new the forum. Hope someone can help me. I have a 58 C4 Picasso, a few warning lights have come on, first service light followed by ABS, ESP, auto handbrake, and gearbox fault. The car will not stay in auto and will only go up to 3rd gear in manual. Please advise. Dave_Retired. Dave_Retired. Lift and support the vehicle. Disconnect the connector (at "a"). Remove the bolt (1) of the rear wheel speed sensor. Remove the rear wheel speed sensor (2). When refitting, avoid impacts to the head of the rear wheel sensor. Tightening Torque of the Rear Speed sensor bolt is 1 daNm. Then run another Global Test and clear the fault codes. I have a C4 Grand Picasso (2008) and have a problem with the seatbelt warning. When driving along and I go over a pothole or bump in the road, the seatbelt warning indicator will come on. It is always for the same location - the nearside rear seat which is one of the two that can be collapsed to give larger bootspace. 3NB99wc.