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Maintenance and Repair Tips and Procedures.

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General Repair Costs Guide
  PentlandC4 wrote ...I've been wondering whether a thread devoted to repair costs might be useful- i.[more ...] By Web Admin Only  On Thu Feb 09 2012, 01:14AM
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38 9859 TriumphGuy
Mon Jan 16 2017, 01:19PM
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Chinese 'Clone' Lexia Doesnt Work for You - an Alternative
  Posted over at C6owners, but related to the C4 range.gmerry wrote ...Hi all, for some Lexia is a poo[more ...] By Web Admin Only  On Thu Dec 04 2014, 07:21AM
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Citroën Fixed Price Repair Offers (Revised)
  We are all aware of the fixed price offer on Brake pads and discs, timing belts etc. but there is a [more ...] By Web Admin Only  On Thu Mar 08 2012, 08:49AM
8 5956 wilcovh
Thu Jul 17 2014, 05:17PM
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DPF Removal and EGR Valve Blanking
  There has been lots of posts on the merits or otherwise of removing the DPF and/or Blanking the EGR [more ...] By Web Admin Only  On Sat Jun 14 2014, 11:51AM
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Tyre Size - the differences they make
  Added a Tyre Size Differential Calculator back on site: - Click Here - so you can play around with[more ...] By Web Admin Only  On Mon Mar 31 2014, 07:20AM
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Announcement Thread
[Announcement]
Citroen Peugeot recommend oils and the alternatives
  Whilst PSA recommend Total Oil, there are others available from, Shell, BP Castrol, Esso, Mobil, Yac[more ...] By Web Admin Only  On Wed Mar 26 2014, 02:32PM
None 3847 -
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Customer Recall Website
  Citroën are pleased to announce the launch of a brand new and free service for customers, which[more ...] By Phil  On Thu May 10 2012, 04:31AM
1 4129 Web Admin Only
Thu May 10 2012, 05:18AM
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Tutorial: 1.6HDi - How to remove and replace auxiliary drivebelt Peugeot Citroen
  Hello!I am glad to present you another tutorial: How to remove and replace auxiliary drivebelt Peuge[more ...] By adioperator  On Wed Oct 22 2014, 05:33AM
2 1860 stevjull2017
Thu Jan 05 2017, 07:11PM
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Oil advice and recommendations from oilman
  C4owners has invited us to start an "oil recommendations" thread here... so if you would like any oi[more ...] By oilman  On Wed May 12 2010, 09:26AM
4 4304 stevjull2017
Thu Jan 05 2017, 06:14PM
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The old - my passenger side electric window won't move problem - a fix!
  I have a C4 2007 5 door hatch 1.6hdi SX EGS. Recently the passenger window would only wind down from[more ...] By DeuxChevaux  On Wed Mar 05 2014, 09:55AM
3 2653 geirars
Sun Nov 20 2016, 02:11PM
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Find the correct oil for your Citroën
  This website will tell you the correct oil for your car's engine. - Click Here - Enter either your[more ...] By BigJohnD  On Wed Sep 25 2013, 06:46AM
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26 7838 routemaster1
Fri Mar 11 2016, 10:36AM
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C4 with EGS - Fixed the juddering when taking off
  This weekend was spent calibrating the EGS gearbox. I recently talked to the garage about the judder[more ...] By Lars of Sweden  On Mon Jul 19 2010, 04:10AM
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36 26133 crapday
Tue Sep 29 2015, 12:39AM
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C4GP DPF System Failure - Solved.
  I own a 07 plate C4GP with around 120,000 miles on it, and apart from an airbag failure around a yea[more ...] By apollojones  On Sun Aug 02 2015, 04:09AM
4 2161 Stuart Sauntson
Sun Sep 20 2015, 05:41AM
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How to prevent injector seal failure and turbo failure on 1.6HDi engines.
  I have been researching this as it seemed to be a common issue and injector seals are not a part tha[more ...] By JohnC4GP  On Wed Feb 05 2014, 07:50AM
11 5663 andyste1
Tue Mar 17 2015, 02:57PM
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How To start your Car using a booster battery from another car
  Hello,Here we are with another video tutorial: Jump Strarting a car using a booster battery from ano[more ...] By adioperator  On Mon Jan 19 2015, 09:44AM
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How To Clean / Maintain Battery, terminals and connector clamps
  Hello,Here we present a totorial about "How To Clean / Maintain Battery, terminals and connector cla[more ...] By adioperator  On Mon Jan 19 2015, 03:46AM
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Weekly checks on a Citroen C4
  Hello Citroen C4 Owners,Here I present a project about weekly checks on a car. There are some very s[more ...] By adioperator  On Mon Jan 19 2015, 03:34AM
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Sticky Thread
[Sticky]
A new glove box repair procedure.
  Good day FolksI have recently just broken my glove box latch for the second time. This can get expen[more ...] By Zedd  On Wed Aug 07 2013, 05:58AM
4 3999 DeuxChevaux
Thu Oct 16 2014, 02:30AM
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The Reason Why CV Boot Clamp Failure is Common
  I own a 1.6 HDi Loeb but this information will apply to all models sharing the same driveshafts and [more ...] By thetwistedsock  On Thu May 15 2014, 03:58PM
1 2298 Grumpy GrandPa
Sat Jun 07 2014, 08:01AM
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DPF (EOLYS) Fluid Pouch Replacement
  Been advised by my on board dash .....Fluid level critical.Out of curiosity I had a look it's a pouc[more ...] By Crouchy  On Fri Mar 14 2014, 03:42PM
5 7699 Crouchy
Sat Mar 15 2014, 11:36AM
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Turbo Replacement - parts used
  Well just had my 1.6hdi returned today after having new turbo installed at a cost of €1630. List of [more ...] By Philm9394  On Thu Feb 27 2014, 01:10PM
10 9791 Web Admin Only
Wed Mar 12 2014, 04:51AM
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How to remove and install a clutch
  Right i assume you have the drive shafts out and oil drained1. Take all the bell housing bolts of f[more ...] By C4paulC4  On Sun Dec 08 2013, 06:06AM
4 2763 Web Admin Only
Tue Dec 10 2013, 01:14PM
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Radio, sat nav, speedo, parking sensor repairs
  I recently had all these faults on my C4 Grand Picasso, Citroen quoted £2000 for the repair, so I ca[more ...] By akascotty  On Fri Mar 01 2013, 01:05PM
None 2489 -
Sticky Thread
[Sticky]
Solid flywheel conversion kits
  hi could anyone point me in the right direction as to where i cant buy a solid flywheel conversion k[more ...] By jonny1979  On Thu Feb 28 2013, 04:55AM
3 3568 Commodore
Thu Feb 28 2013, 07:15AM
Closed Sticky Thread
[Sticky]
Looking for a 'Sensor' of any kind for your Citroen?
  For a full range of replacement senors from ABS, Air Con Blower through to Lambada Temperature or Th[more ...] By Web Admin Only  On Fri Feb 01 2013, 09:49AM
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Sticky Thread
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Tailgate Wiring Loom Repair Teardown, Repair and Rebuild
  I've just put together some notes that may be helpful for anyone with the dreaded tailgate cable fat[more ...] By dilbert  On Fri Jan 11 2013, 04:55AM
4 3060 DeuxChevaux
Sat Jan 26 2013, 04:55AM
Sticky Thread
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C4 HDi's and Dual Mass Flywheels - when should you replace one?
  OK if you read the FAQ: HERE it explains how the DMF works.Please Note: Petrol C4's of all variants[more ...] By Web Admin Only  On Thu Jan 24 2013, 11:24AM
6 4402 Bin-The-L-Plates
Sat Jan 26 2013, 03:30AM
Sticky Thread
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Plastic Trim Clips and where to buy them?
  We often get asked 'where can I get **** trim clip' and the answer is usually 'a dealer'However ther[more ...] By Web Admin Only  On Wed May 16 2012, 02:01AM
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Repair plastic 100% success
  Hello my friends I have just come across a product that's amazing when it comes to repairing broken [more ...] By niks  On Tue Mar 13 2012, 02:52AM
None 2947 -
Sticky Thread
[Sticky]
Faulty Engine ECU - Repair Options
  Hi all. ECU Doctor - Click Here - may be worth considering for repair rather than replacement of[more ...] By gmerry  On Wed Jan 25 2012, 04:24AM
1 3456 Web Admin Only
Wed Jan 25 2012, 08:07AM
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Servicing and Overhaul Parts for Garrett Turbocharger - 1.6HDi
  Hi this might help somebody.The Garrett GT1544V Turbocharger is fitted to the 1.6HDi engines used in[more ...] By gmerry  On Tue Nov 15 2011, 07:05AM
4 4152 PPP7
Tue Nov 15 2011, 03:56PM
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Parts Diagram showing wheel arch and underbody covers
  Is there a parts list available which shows the inner wheel arch covers and protection covers undern[more ...] By AndyL  On Tue Nov 08 2011, 02:57PM
1 7122 Web Admin Only
Wed Nov 09 2011, 01:19AM
Sticky Thread
[Sticky]
Electrical parts for C4
  I was looking for some C-Crosser information and found this, which might be of interest to some memb[more ...] By PentlandC4  On Mon Aug 22 2011, 02:53PM
1 3502 Web Admin Only
Tue Aug 23 2011, 01:20AM
 Forum Threads
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AdBlue Top Up - Warning Light Still Shows  Got a 65 plate C4 Picasso 1.6 and the warning light for the adblue came on last night on the road ho[more ...] By DCB  On Wed Mar 22 2017, 09:47AM
10 130 routemaster1
Thu Mar 23 2017, 04:59AM
C4 2011 rear brakes  Hi new to the forum.i have c4 2011 I a wanting to change rear brake pads which I have no problem in [more ...] By Allan  On Sun Mar 12 2017, 03:42AM
1 57 rusky
Sun Mar 12 2017, 03:59AM
Hot or Cold?  After I finish work today at 2pm I will drive home and do some routine maintenance on the car. I am [more ...] By riven1962  On Tue Jan 17 2017, 06:22AM
3 240 brentdon
Thu Mar 09 2017, 03:59AM
Is this the correct tool?  Hi, been looking around but just need confirmation that this tool will reset the DPF fluid ECU. Than[more ...] By chumbaone  On Sun Mar 05 2017, 09:53AM
1 90 Biohead
Sun Mar 05 2017, 01:43PM
Rear bumper bracket replace  Hi, does anyone know how to replace the rear bumper brackets? How can I remove them? By Voliotis84  On Fri Dec 30 2016, 12:37PM
1 156 MIB
Sat Mar 04 2017, 05:26AM
Steering colomn indicators/lamps  On my Grand Picasso the lamps have stopped working! You can hear indicator clicking, and all feature[more ...] By rowtrak098  On Sun Feb 05 2017, 01:07PM
3 154 TriumphGuy
Wed Mar 01 2017, 01:50AM
C4 Foglamp bulbs  Hi AllCould somebody tell me how to replace the front foglight bulbs on my 2013 C4?Thanks By paulinderjia  On Fri Feb 24 2017, 03:45PM
6 152 BigJohnD
Sat Feb 25 2017, 04:26PM
No Front or Side Indicators  Hi all I am a new poster to the forum. I have a 2006 1.6 petrol C4. I have just bought the car and h[more ...] By clachman  On Fri Feb 24 2017, 01:23PM
None 58 -
C4GP 2010 suspension  Long story guys. Replaced air bags air line and now pump suspension still not working I've been info[more ...] By Powster  On Tue Feb 14 2017, 07:34AM
8 202 BigJohnD
Wed Feb 15 2017, 03:48PM
C4 Grand Picasso Driver Armrest 2006  HI allNew here. Recently got a C4G Picasso 2006 and drivers armrest has popped out. Seen a few thr[more ...] By c4gjonkent  On Tue Feb 07 2017, 05:47AM
1 120 rusky
Tue Feb 07 2017, 03:22PM
EGR removal  Hi guys, this is my first post.I have just bought a C4 Grand Picasso diesel 1.6 and I have to renew [more ...] By johnmccall2007  On Sat Jan 28 2017, 09:25AM
1 143 rusky
Sat Jan 28 2017, 10:27AM
Broken heat shield.  I have had a look around and I have found the instructions on how to replace the heat shield but I a[more ...] By riven1962  On Mon Jan 16 2017, 01:27PM
None 116 -
C4 Picasso Exclusive EGS 2008 Pollen Filter Replace  Just replaced my pollen filters this morning.Info for anyone going to do this job.They are located o[more ...] By calderscot  On Fri Jun 20 2014, 06:52AM
4 1768 TriumphGuy
Sat Jan 14 2017, 04:06PM
No Menu or Radio buttons working  Firstly apologies if this is in the wrong section. I have a 2006 C4. My radio can turn on but I can'[more ...] By RookieMistakes  On Fri Jan 13 2017, 08:39AM
4 160 RookieMistakes
Fri Jan 13 2017, 10:30AM
Turbo Surge on acceleration on my DV6C, 2012 C4 e-HDi, EGS turbo diesel  I continually get a 'turbo surge' on acceleration with my vehicle, this entails a sudden and sporadi[more ...] By stevjull2017  On Wed Jan 11 2017, 12:06AM
None 127 -
Which workshop manual?  Hi, I have just bought a C4 Piccaso 1.6HDi VTR+ 2008my. Can anyone please recommend a workshop manua[more ...] By B1unders  On Sun Jan 24 2016, 04:02PM
4 934 stevjull2017
Fri Jan 06 2017, 12:21AM
Tip for replacement of mounting for air box when changing air filter  Hi folks Thought I would pass this tip on for when you do your own air filter change , I fix [more ...] By WizardofChaos  On Tue Aug 26 2014, 05:41AM
4 1757 stevjull2017
Thu Jan 05 2017, 10:13PM
Citroen C4 1.6HDi 2011 rear end whine  Hi,Recently purchased a C4 2011 1.6 diesel. I have noticed between 56-63 mph a rear end whining nois[more ...] By rhambri  On Fri Sep 30 2016, 10:55AM
1 298 stevjull2017
Thu Jan 05 2017, 08:46PM
No indicator noise!  Hiya! I recently bought a 2006 C4, the car makes no indicator noise (the tick) or any noise when doo[more ...] By Vonsaur  On Mon Dec 26 2016, 03:49PM
None 154 -
Drinks like a fish  My C4 wash wipe seems to consume more liquid than a fish in the Amazon.Well, I have to refill it fre[more ...] By Grumpy GrandPa  On Mon Dec 12 2016, 02:28PM
None 192 -
Adverse adjust the height of the light from the cabin  The other day I try a little drive down stack height from the cab on the controller and does not wor[more ...] By tomica0308  On Tue Dec 06 2016, 02:01PM
1 204 tomica0308
Sun Dec 11 2016, 03:49AM
Car Theft...Key jammers  This makes interesting reading - Click Here -  By gittos  On Thu Dec 08 2016, 10:28AM
6 304 rusky
Fri Dec 09 2016, 11:52AM
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Service light appeared on dash and message on screen said check LH Brake light  Hi on my way to work this morning the above just appeared on the dash and the media screen, so does [more ...] By ScottH  On Tue Dec 06 2016, 01:55AM
12 387 KenC
Thu Dec 08 2016, 05:24AM
RE-calibrating EGS gearbox on C4GP 2008  Hello fellow Citroen lovers?I have a 2008 that Judders. I also have a Lexia which tells me that all[more ...] By Picasso1  On Wed Dec 07 2016, 02:57PM
1 189 rusky
Wed Dec 07 2016, 04:08PM
Help! Turbo pressure solenoid wiring diagram?  Hi a few days ago after running fine my C4 GP 2007 1.6HDi driving fine the engine management light c[more ...] By Leefreerider  On Sun Dec 04 2016, 05:38AM
None 172 -
C4 won't rev past 2500rpm then cuts out  Hi all my Citroen C4 1.4 16v cuts out and then restarts at 2500rpm. It'll only do this when warm. I'[more ...] By Richard9801  On Wed Nov 30 2016, 03:18PM
None 178 -
C4 Grand Picasso leaking boot  Hi,I have a broken seal on the boot. Cannot find part as not sure what is is called / part no etc.I[more ...] By kbarlow  On Tue Nov 22 2016, 05:37AM
None 203 -
Dipped Headlights & Parking Lights have stopped working at the same time  I have a 2006 Citroen C4 VTR.So yesterday evening i parked up at my house with all lights working fi[more ...] By Murphler  On Fri Nov 18 2016, 01:57AM
None 186 -
C4 SX 06 Plate - KM / M, No head Unit  Hi,I'm wondering if anyone could help me.I recently put a new battery in my C4 SX, 2006 model.Now my[more ...] By joe_brett  On Thu Nov 10 2016, 10:50AM
6 300 joe_brett
Fri Nov 11 2016, 04:41AM
Issue with side lamp  Hello, I am hoping somebody can help , Whilst driving to work yesterday I noticed I had a lamp out [more ...] By sese_jane  On Tue Nov 08 2016, 02:07AM
1 208 moleman
Tue Nov 08 2016, 04:07AM
DS4 Leather on Gear knob  HiI just bought a pre-owned DS4 in perfect condition apart from the gear knob where the leather has [more ...] By BenSA  On Fri Nov 04 2016, 08:39AM
None 221 -
Grand C4 Picasso Auto Clutch  Firstly i apologise if this is already on the site. I wasn't able to find a definitive answer.So, i [more ...] By Tearfulkarma  On Sat Oct 29 2016, 02:32PM
3 315 routemaster1
Sun Oct 30 2016, 05:18AM
Fuse box location  Hi all,I have both a 2016 and a 2012 grand picasso.The rear wiper has stopped working on the 2012 mo[more ...] By captain.cupcake  On Wed Oct 19 2016, 11:46AM
2 300 captain.cupcake
Thu Oct 20 2016, 03:38AM
An appeal to Mk1 C4 diesel owners ; re bonnet liner  HII have decided to fit a bonnet liner to my petrol C4 2006 as someone said it is worthwhile but I w[more ...] By hgee  On Thu Oct 13 2016, 04:51AM
2 294 hgee
Thu Oct 13 2016, 11:09AM
Key Fob Damaged Circuit Board  Hi all, I'm a new member and this is my first post. I'm not much of a genius when it comes to genera[more ...] By alexconnor7  On Sat Oct 08 2016, 02:10PM
1 296 BigJohnD
Sat Oct 08 2016, 03:11PM
Citroen C4 steering angle sensor comms unit reset  Hello, I have a 2010 Citroen C4 1.6 HDI EGS VTR+ and had a second hand steering rack put in 6 months[more ...] By dstyles  On Mon Oct 03 2016, 04:08PM
None 280 -
2014 New C4 Picasso Filter Locations.  Hi All,I've just bought a brand new second hand 2014 C4 Picasso!!. I was hoping someone knows where [more ...] By johnnybee  On Sun Sep 25 2016, 07:43AM
3 372 gittos
Sun Sep 25 2016, 03:39PM
HDI engine and fuel additives  Hi all, i would like to know the collective wisdom of forumites on using fuel additives with the 1.6[more ...] By pablo_picasso  On Fri Sep 23 2016, 06:15PM
2 361 BigJohnD
Sat Sep 24 2016, 12:55PM
Unknown Engine part  Hello everyone, Just bought a C4 VT+ Diesel 2000cc and above the oil filter is a piece of curved met[more ...] By Klondike  On Fri Sep 23 2016, 03:00AM
1 317 Grumpy GrandPa
Sat Sep 24 2016, 03:41AM
Lost sat nav CD player reversing sensors  Hi all.New to the forum but owned our 2008 C4 Grand Picasso Executive for a few years and to be hone[more ...] By Coxy  On Tue Sep 06 2016, 09:04AM
7 478 Coxy
Sun Sep 18 2016, 06:55AM
C4 Picasso EGS VTR 2.0 16v judders in first when cold  HiJust brought a 2007 grand Picasso when cold it judders on pull off but when warm it's fine only go[more ...] By Dcfckev  On Sat Sep 17 2016, 06:04AM
5 351 Dcfckev
Sun Sep 18 2016, 03:43AM
C4 Picasso 2007 transmission  Hello All , Actually i'm new to this forum and having a problem and need your support when car chang[more ...] By Guevara  On Mon Aug 29 2016, 03:48AM
None 284 -
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