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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 ]

10537

TriumphGuy
Mon Jan 16 2017, 01:19pm

[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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2211

[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

6490

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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2443

[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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1986

[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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4196

[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

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

[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 ]

3023

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

2112

richardthestag
Mon Apr 17 2017, 10:36am

[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

4507

stevjull2017
Thu Jan 05 2017, 06:14pm

[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

3012

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 ]

8726

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 ]

27188

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

6106

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

4262

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

2498

Grumpy GrandPa
Sat Jun 07 2014, 08:01am

[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

8527

Crouchy
Sat Mar 15 2014, 11:36am

[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

10484

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

3007

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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2649

[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

4264

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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2407

[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

3430

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

4627

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

3613

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

4304

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

7496

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

3665

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

Forum Threads

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

177

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

108

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

136

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

133

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

175

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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196

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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166

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

194

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

204

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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195

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

324

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

202

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

413

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

227

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

286

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

308

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

291

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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181

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

428

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

291

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

301

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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268

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

1962

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

322

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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281

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

1129

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

1974

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

447

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

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275

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

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333

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

350

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

470

rusky
Fri Dec 09 2016, 11:52am

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

591

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

324

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

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307

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

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302

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

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317

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

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306

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

480

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

342

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

356

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

495

routemaster1
Sun Oct 30 2016, 05:18am

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