🍷 Citroen C4 Grand Picasso Heater Not Working

If the fan doesn't work, the A/C will be none existent at idle, because the condenser heats up in seconds, so the high pressure in the A/C will rocket upwards, and the system will switch off, the fan should operate at least every 20 seconds when the A/C is on. The underbonnet fuse box is a weak point on C4.s I have changed several, for various Re: Citroen C4 not blowing hot air. It's possible the heater matrix is blocked up, so the coolant isn't passing through it and therefore there is no hot coolant in the matrix. Therefore when the blower operates, there is no heat in in the matrix to create the hot air. The blower will be blowing unheated air. Hi, mine is a 57 C4GP. The fan is located above the drivers pedals, just one trim panel, four little bolts and a couple of electrical plugs and it's off. Check wires for overheating, the resistor pack is bolted to the fan! It can be taken off, it can be opened up just release 4 clips. Citroen C4 Grand Picasso 1.6 diesel First check that the L&R windscreen gutter drains are not blocked. If they are the air con intake fills up with water and goes haywire, making strange noises, water in the foot well, sloshing noises when turning corners and steamed up windows. Assignment of the fuses and relay Citroen C4 2010-2018. Fuse and relay location. Fuse box diagram. Cigarette lighter fuse. Heater control unit: F38: 3A Re: Citroen c4 2015 not heating correctly, mixed problem? by RichardW » Tue Jan 12, 2021 7:24 am. There shouldn't be any flow through 6 - it is a degas pipe to vent any air in the high point of the radiator back to the expansion tank - there is no flow in the expansion tank on these either if you look at how the pipe is routed. When seitching on front fogs via stalk the steering wheel light to say front fogs are on was lit but when I checked the lights themselves were not. Rear fogs work fine. I checked the bulbs snd are fine, tried lookingin in the manual for the front fog lamp fuse but its not mentioned. The car is a 59 plate c4 picasso 1.6 diesel with EGS. Pull the window completly down and keep holding button for few sec. Then wind it up and keep button pressed for few secs. Feb 10, 2015 • Citroen Cars & Trucks. Radiator fan is controlled by a temperature sensor. If the temp is at the point that the fan should run, it will turn on, whether car is running or not. Wed Dec 01 2021, 12:01pm. Member No: #2617. Joined: Mar 02 2008. Location: Essex. Here you go: - Click Here -. Ten years now since I sold my C4GP 2008, but I still regularly visit C4owners.org. I remembered the exact same issue when I got my new car. Rear vents were dependant on the external temperature. The fuse is position F39 and should be rated 20A. If neither of the seats work, check the fuse and cabling first, if one of the seats works, then probably it is the heating element's fault (might be damaged if for example kneeing into the seat very hard). Also, set it to max, because at the first setting one can barely sense the heat. Citroen c4 heater not working? Can you hear water running/noise behind the dashboard, This is a common problem on the Citroen C4 and C4 Picasso. I will show you the proble, cause and the It seems most Citroen base current model C4's C4 Grand Picasso since 2004 etc all have resistor blocks to control fan speed. In some instances there is no fan (The whole resitor block is burnt out i.e all resistors have drawn too much current and gone open circuit) or some fans work on Position 4 the highest due to no resistor directly on that position. x803QzB.

citroen c4 grand picasso heater not working