My wife’s Citroen C4 Grand Picasso (horrible thing) has a few electrical gremlins. Messages on the display: “Electrical Fault” (what exactly?) “The hand brake is faulty” (it wouldn’t surprise me, but it seems to be working normally). The key fobs don’t work. There’s a high pitched squealing noise, like a dog whistle, drives you mad. Citroen C4 Grand Picasso - Rear air suspension failure - again - Citroen C4 rear suspension fau Regards your problems with C4 rear suspension,mine has been playing up on my 59 plate exclusive and main agent confirmed problem and said Citroen couldn't help as I didn't have full main agent service history and quoted little under £500. this C4 Picasso had no hot air inside the Cabin.All the flaps were working and a new pollen filter had been fitted.the pipes going to rad were both getting h Thu Jul 19 2018, 01:11pm. Member No: #51650. Joined: Jul 16 2018. Location: Darlington. Hi ive got a rear pneumatic suspension problem, I’ve changed both the air bags and so now it doesn’t sink but 3 months down the line “suspension faulty” and the pump won’t kick in at all. Lexia says fault code c1629 air compressor relay open circuit. It will go down withn 30 minst of switching the engine off if there's any weight in the car (passengers or if the caravan is hitched up). I think that there is a 3rd height sensor on the nearside. I've got Lexia/Diagbox 7.82 and it came up with a low voltage problem with a sensor so I may have found the problem. Citroen C4 and DS4 Online Support with user help forums, FAQ's and Technical guides I own a 59 plate c4 Grand Picasso 1.6 diesel VTS+ manual with 41K on the clock A full used buyer's guide on the Citroen C4 Picasso covering the Mk1 model that was on sale between 2007 and 2013 from August 2008, Citroen also offered a 1.6 petrol option in normally With all equipment off it should show up to 14.7 volts. With All lights and heater blower on you should have 13.5 at 2000rpm. The half volt drop is known as 'surface voltage' and should occur over about 30 to 40 minutes after switch off. Quicker in hot weather than cold. Joined: Dec 01 2021. Location: Poland. Hi everyone, I have a 2008 Grand Picasso 2.0 petrol. Automatic with the paddle shifts - Gear Selector with P-R-N-D-M. I use this as a run around car and ive lived with this problem for ages, but i want to get to the bottom of it, let me explain. SxBFK.

citroen c4 grand picasso 2008 problems