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Another brake light problem
Hi to allWondering if anyone can help before it go's to the garage, 2008 C4 cachet 1.6hdi 93A couple of days ago the two many brake lights stopped working also the key fob stopped working and the radio...
View ArticleRecall Issues
Had my C4 Picasso 1.6 blue HDI in for service this week. Two recall issues were highlighted and we're to be carried out during the service visit. One of these was a tensioner on the timing belt. I...
View ArticleDowngrading xenon head lights to halogen
Hi guys,Sorry if this was already posted, but I didn’t find anything. I own C4 GP y.2007 and want to downgrade xenon head lights to halogen. Is it a complicated process or can I do it myself?The reason...
View ArticleAir suspension height sensors fault.
Hopefully somebody can help? I know there are a lot of threads regarding the air suspension on C4 GP's but none of them seem to answer my problem. I had the airbags replaced on the air suspension as...
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C4 Picasso Airdream - problem with audio head unit
HI Everyone - I have a 2013 C4 Picasso Airdream I have an issue with my audio head unit touch screen. Over the last few months it takes frustratingly long time to boot up (5+ minutes) and sometimes...
View ArticleModified ds4 ds4-r
Theres little modified ds4Iv had a c2 vtr and c4 cachet in at last 4 years as a second car and think citroen are good cars underrated I'm looking to upgrade the c4 to a ds4 in a couple of months The...
View Article'hiss' sound from suspension when going over speed bumps
My C4P has started making a noise that should like a bike bump being pressed from the driver side when going over speed bumps.I don't know how long its been doing it, as i can't hear it in the car, and...
View ArticleAlloy Wheels
Hi - new member here with an alloy wheel query...over the bank holiday weekend I hit a damaged section of carriageway and had a double blowout on the nearside, which also caused damage to both wheels....
View ArticleC4 Picasso Steering Bong/Twang/Thud
Hi allJust took the C4P out for a spin to the local shop. Started it up and start manoeuvring and was suddenly almost put through the roof by a noise which sounded like a timpani! Could also feel it...
View Article2017 Connect Nav latest update
Hi AllPicked up a new Grand C4 Picasso in July and have been lurking on the site for some time but feel now is the time to join in and post.Yesterday for the first time when I logged on to the...
View ArticleLambda sensor Citroen C4 Grand Picasso 1.8 Petrol 2008
Hi there. I posted a few weeks ago about a de-pollution fault I'm experiencing and I've spent a bit of money on diagnosing and spark plugs, software update etc. with no luck.The next stage is replacing...
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Intake manifold seals question
Having pulled off the manifold, as well as the expected black rubber O rings, there is also a hard plastic standoff/spacer type thing. I've not been able to find any reference or parts diagram to ID...
View ArticleNoise from rear suspension
Since I bought my Grand Picasso I have had a noise coming from the rear suspension. It is like a creaking noise. Originally not too loud The Garage told me it wasn't anything to worry about and would...
View ArticleCold Air Induction Kits
Can anybody recommend a cold air induction kit for the 1.6 e-hdi (2013)? I found a K&N kit for the pre 2011 C4, does anyone know if it'll fit?https://www.knfilters.com/search/product.aspx?prod=57-0662
View ArticleRadio Display
I have a Citroena C4 2005 1.4 16V hatchback and I have no problem displaying the radio display I do not know why, but I know it is in good condition only does not show what function can be cause or...
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N/S dipped headlamp bulb - my hand is too big!
The N/S dipped bulb has failed - with many dash warnings.If it had been any of the other three, no problem, but my hands are too big to access the wiring and retaining clip. The fuse box assembly is in...
View ArticleStrange cigarette lighter fault
I really need a wiring diagram for my 2005 C4 VTi 5 door hatch. I'm having a strange fault on the main cigarette lighter (but not on the secondary 12v socket). On the face of it the socket is dead so...
View Article1.6 HDi EGS gearbox
Sorry if this has been posted already but I cannot find a relevent post despite searching everything I can think of.Is there a guide/how to or tech data for the strip and rebuild of the gearbox for the...
View Article2010 C4GP Unusual starting fault.
Hi all,I have a 2010 C4GP that has developed a slightly more interesting than normal starting fault. About 60% of the time when you come to start the car the starter clicks as if the battery is flat....
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