Latest 2005 Citroen Xsara Picasso Problems. 13. responses. Fan noise when press gas pedal. When I press accelerator there’s a noise sounds like a fan. Only when I press gas pedal and take off till around 3rd gear then can’t hear it. Does it every time drive car. This needs the BSI scanned by Citroen Lexia diagnostic or equal high end diagnostics. Most scanners can't or wont do this function. Certainly not the guys you had look at it. Go to a website called BBA reman and search your fault there. This site also repairs BSI's, which are coded to individual vehicles so not something you can get from Ebay. Fuse F38 energizes the air conditioning pressure switch on pin 2. The compressor clutch power is from BSI from the FD fuse. There should be two fuse boxes in the cabin and one under the hood. If you want to exclude the compressor, power the clutch coil straight from the battery plus. Hi I have 53 plate citroen xsara picasso 2.0 hdi the problem I have is my fan not kicking in I've changed the temperature sensor and checked the maxi fuses under fuse tray in engine bay but all OK when I have engine running and take off the plug to temperature sensor the fan kicks in witch tells me the relays are fine is there anything else I've missed as going on holiday soon so need this Citroen Xsara Picasso (2000 - 2010) - yr 2004 - ECU pin corrosion. Hi, Car wouldn't start due to an electrical fault. It turned out that one of the pins in the ECU connector had corroded away because water got into it. Got the car towed to the garage, solution sir; new ECU + new wires + labour, total cost = £1400 HELP! 2004 Citroen Xsara Picasso lx 1.6 Central locking not working off key fob Will not start when start button pressed Ford Kuga. Ext. Mute Peugeot 307 Paul. Check the power feed with a proper 12v fillament bulb test light, not a multimeter or LED test light, it can still show 12v/light the LED but not enough current to light the bulb or power the fuel pump. Paul-R. Donor 2023. Posts: 6815. Joined: Thu May 07, 2009 3:24 pm. x 1250. Bill Boyd. 53816 Answers. SOURCE: My 2007 Citroen Picasso 1.6 HDI is blowing out a lot of white smoke and using a lot of oil. white smoke is normally water or too lean. have a compression test done. check/ replace the air filter. check /clean the PCV valve. SOURCE: citroen xsara picasso airbag warning light constantly on what is the problem? Hi David,Take the vehicle for a scan and determine what the fault is so that you can have it attended to soonest. The light means you cannot depend on its operation! Regards John. Posted on Nov 11, 2011. 1902 Answers. SOURCE: the car won't start; lights, Check the starter and the starter relay or fuse. A client of mines car was doing the same thing, it ended up being two issues, the starter not working anymore, and a relay that was bad. If I am not mistaken everything should be labeled in the fuse box under the hood and will tell you where the UhmH.