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Maintenance and Repair Tips and Procedures.	Please Login with username OR Register to enjoy additional Member Benefits

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[Announcement]
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 Goto page: [ 1 2 3 ]

11540

TriumphGuy
Mon Sep 04 2017, 06:44am

[Announcement]
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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[Announcement]
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

6834

wilcovh
Thu Jul 17 2014, 05:17pm

[Announcement]
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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2661

[Announcement]
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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2173

[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

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[Announcement]
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

4561

Web Admin Only
Thu May 10 2012, 05:18am

[Sticky]
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

4783

TriumphGuy
Mon Sep 04 2017, 07:00am

[Sticky]
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

9486

trev h
Fri Jul 21 2017, 03:40am

[Sticky]
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 Goto page: [ 1 2 ]

3778

Johnboi79
Tue Jun 06 2017, 01:15pm

[Sticky]
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

2370

richardthestag
Mon Apr 17 2017, 10:36am

[Sticky]
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

3311

geirars
Sun Nov 20 2016, 02:11pm

[Sticky]
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 Goto page: [ 1 2 ]

9426

routemaster1
Fri Mar 11 2016, 10:36am

[Sticky]
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 Goto page: [ 1 2 3 ]

28531

crapday
Tue Sep 29 2015, 12:39am

[Sticky]
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

6603

andyste1
Tue Mar 17 2015, 02:57pm

[Sticky]
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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[Sticky]
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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[Sticky]
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]
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

4558

DeuxChevaux
Thu Oct 16 2014, 02:30am

[Sticky]
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

2766

Grumpy GrandPa
Sat Jun 07 2014, 08:01am

[Sticky]
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

11164

Web Admin Only
Wed Mar 12 2014, 04:51am

[Sticky]
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

3271

Web Admin Only
Tue Dec 10 2013, 01:14pm

[Sticky]
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

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[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

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Commodore
Thu Feb 28 2013, 07:15am

[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]
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

3651

DeuxChevaux
Sat Jan 26 2013, 04:55am

[Sticky]
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

4917

Bin-The-L-Plates
Sat Jan 26 2013, 03:30am

[Sticky]
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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[Sticky]
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

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[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

3791

Web Admin Only
Wed Jan 25 2012, 08:07am

[Sticky]
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

4498

PPP7
Tue Nov 15 2011, 03:56pm

[Sticky]
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

7944

Web Admin Only
Wed Nov 09 2011, 01:19am

[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

3870

Web Admin Only
Tue Aug 23 2011, 01:20am

Forum Threads

Lambda 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 [more ...] By adamgt80 On Wed Sep 20 2017, 10:46am

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Citroen c4 picasso 2007 fuel level too low I fill my fuel tank but im getting fuel level too low. Why this? By cenii On Mon Sep 11 2017, 10:48am

135

BigJohnD
Mon Sep 18 2017, 07:18am

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[more ...] By TonyV On Sat Sep 16 2017, 02:19pm

TonyV
Sat Sep 16 2017, 02:42pm

C4 Picasso Starter Motor testing Hi Folks, I have a 2007 C4 Picasso 16 HDI, Townsville, Queensland Australia, which has had the sympt[more ...] By bigredvac On Wed Sep 06 2017, 05:23am

calderscot
Thu Sep 07 2017, 03:33pm

Engine stops in 80km/h :O My Citroen C4 Picasso engine stops when I was 80km/h. What can be the problem? By cenii On Mon Aug 28 2017, 11:24am

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Citroen C4 2010 VTi 120 (EP6) Hi,The car seems not so powerful as it was about a year ago. I have changed the engine air filter an[more ...] By Blackened On Fri Aug 25 2017, 09:05am

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Citroen C4 Picasso 2007 automatic transmission When Citroen changes transmission from A1 to A2 I can hear loudly I don't know why and when is in ci[more ...] By cenii On Thu Aug 24 2017, 04:25pm

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104

Lexia Access Code Hi i am currently running diagbox version 7.57 I am wanting to recalibrate the clutch, but dont seem[more ...] By gt160 On Mon Jul 31 2017, 11:16am

266

gt160
Wed Aug 16 2017, 06:20am

Depollution system faulty Citroen C4 Picasso I have a Citroen C4 Picasso 2007 and I get depollution system faulty and sometimes in city engine st[more ...] By cenii On Fri Aug 11 2017, 04:39am

157

wozza
Fri Aug 11 2017, 01:38pm

C4 Picasso 2007 tyre puncture detected I bought a C4 Picasso 2007 and I'm getting on screen tyre puncture detected and stop warning, and de[more ...] By cenii On Thu Aug 10 2017, 11:53am

158

BigJohnD
Fri Aug 11 2017, 06:04am

What is this part called? There is a vertical bar that holds the plastic wheel arch in place. It is a vertical bar about a foo[more ...] By Gregshutie On Sat Jul 29 2017, 09:08am

214

Gregshutie
Sat Jul 29 2017, 01:04pm

Grand Picasso - various issues. Urgent! Hi allI'll start the story from the beginning....I have C4 Grand Picasso diesel. We went out for a f[more ...] By mike79 On Sat Jul 15 2017, 11:31am

290

mike79
Sat Jul 15 2017, 12:21pm

Limp Home Mode Familiar story. Approaching home when car went into limp home mode - in outside lane in busy traffic[more ...] By malkyriley On Thu Jul 13 2017, 10:35am

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212

Starter problems Hi everybody. I have a high mileage 2005 C4 1.6 HDi. A week or so ago it refused to start with no li[more ...] By wightmanp On Wed Jul 12 2017, 02:48pm

222

HansZarkov
Thu Jul 13 2017, 01:32am

C4 vtr+ heater stuck on full please help going bald Hi everybody. I have just purchased a 2005 C4 VTR+ 4 door with dual climate control. love the car bu[more ...] By Observer666 On Sat Jul 08 2017, 07:36am

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190

C4 1.6HDi Alternator Replacement Hi all,I am about to change the alternator on my C4 coupe 1.6HDi VTR. Has anyone else done one and i[more ...] By hosemaster On Tue Aug 09 2016, 12:43pm

524

Neffa
Wed Jul 05 2017, 11:36pm

Activate Aux Input 08 C4GP Glasgow Stuck the C4GP in for a service and asked if they could sort out the aux input whilst they had it, T[more ...] By Bouncer On Sun Jul 02 2017, 03:10am

242

Bouncer
Wed Jul 05 2017, 04:22am

P0405 Electric EGR valve repeat signal fault : Signal voltage too low please can someone adviseP0405 Electric EGR valve repeat signal fault : Signal voltage too low By Johnboi79 On Thu Jun 08 2017, 08:09am

396

KenC
Thu Jun 08 2017, 02:37pm

Timing belt kit options Hi guys, I have a 2007 c4 coupe, 1.6hdi. I am looking to replace the timing belt, water pump etc. My[more ...] By Andyd12 On Wed Jun 07 2017, 02:58pm

324

jpbroad1970
Thu Jun 08 2017, 02:31pm

Searching for a part name HiSome kind fellow decided to steal a part from my C4 coupe 07 and I don't know what it is called to[more ...] By Matt22365 On Thu Jun 01 2017, 04:51pm

323

rusky
Fri Jun 02 2017, 02:25am

Converting from rear air suspension to coil springs - how to config the computer for no air? Hi,I have a 2009 C4 Picasso I have just converted from rear air as was having problems with it to sp[more ...] By mdl350 On Wed May 31 2017, 05:06pm

335

mdl350
Thu Jun 01 2017, 04:06pm

Maybe a silly question Just wondering if the interior of c4 3 door would fit into a 4 door? I have unfortunately won on eba[more ...] By manc20 On Wed May 24 2017, 04:04am

387

gmerry
Wed May 24 2017, 06:05am

Trim removal Hi, Just bought a C4 Picasso 2013 MK11 and I need to remove the centre console and the plastic trim [more ...] By Redtardis On Wed May 10 2017, 02:47pm

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394

Recovery warning I've just been recovered and the agent winched the car onto the truck bed, using a strop around the [more ...] By wunny On Tue May 09 2017, 10:01am

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351

Grand C4 Picasso Exclusive plus 2015 Hello, I purchased the car new in 2015 and it has done 9,000 miles now. I will travel around 6,000 m[more ...] By arkiboys On Sun Apr 23 2017, 04:46pm

361

FrankBullitt
Mon Apr 24 2017, 03:56am

C4 1.6HDi 110 FAP with a "non standard" thermostat Hello,First message on this forum My plan for today was to change the thermostat due to the engine [more ...] By NusNus On Sat Apr 08 2017, 04:56pm

386

NusNus
Tue Apr 11 2017, 10:54am

How to reset "weight of additive in the particulate filter" Hi, Did any of you managed to reset the counter in subject after the replacement/cleaning of the par[more ...] By gabr On Mon Apr 03 2017, 10:29am

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361

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

506

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

368

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

647

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

393

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

477

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

507

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

468

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

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337

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

696

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

498

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

492

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

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456

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

2202

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

534

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

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477

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