Citroen C4 and DS4 Online Support with user help forums, FAQ's and Technical guides C4 - DS4 Owners:: Forums:: Citroen C4 Picasso and Grand C4 Picasso (B78) 2013 onward :: C4 Picasso and Grand C4 Picasso (B78) Problems and Its almost 4 years old now, so you will likely need a new one in the next year or so anyway. Pianoman : Sun May 05
There is a thread on the C4 Cactus forum about issues with touchscreens. Seems to be affecting 2016 cars. I don't know whether the screens have any commonality with the C4P screens. As yet no-one has reported taking one in to Citroen; however I suspect that if the screens need replacing it will be a hefty bill unless under warranty.
2. Manual gearbox. In certain cases, Citroen C4 owners with manual gearboxes have had difficulties and problems when changing gears. These can manifest themselves as hard or stiff gear changes, making it difficult to engage gears smoothly. Issues with the steering or the Citroen C4 steering rack can be frustrating and can affect your overall
The largest English language online Citroen C4 and DS4 Owners Help and Support site incorporating C4owners.co.uk C4owners.com C4GP.org and DS4owners.org C4 Picasso and Grand Picasso - PRE 2013 only :: C4 Picasso Problems and issues"Engine Fault Repair Needed" is a catch-all sort of message, and could cover a large number of faults. However, the other faults you describe suggests an electrical problem. It's a Citroen c4 grand picasso 66 plate C4 Grand Picasso 1.6 HDi 16V FAP/DPFS 110, -Auto (DV6 - 80kW) (C4) (DT) (2006-2008)Hi, I recently had an issue with my 2018 berlingo too. The adblue and engine fault light came on, mileage about 37000. Filled up with adblue but within a few days the light came on again with engine fault light also coming on. Took the car to local citroen garage where diagnostics identified adblue tank was leaking, I needed a new tank and pipe. 9yPM0.