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Brake Fluid explained Brake fluid... Bit of a mystery topic!To help dispel some myths and for some good solid general info[more ...] By oilman On Mon Dec 13 2010, 07:32am

3764

kipper
Thu Mar 22 2012, 07:47am

[Sticky]
MOT Test 2012 changes There has been lots of discussion as to what will and won't be required from 2012 so if you want the[more ...] By Web Admin Only On Wed Oct 26 2011, 03:54am

4338

PentlandC4
Tue Jan 03 2012, 03:02pm

[Sticky]
Aftermarket HID headlamps. What you need to know. July 07 HID = High Intensity Discharge, commonly known as Xenon, headlights.From the Dept for Transport, Dec[more ...] By BigJohnD On Wed Jul 25 2007, 10:24am

5448

Web Admin Only
Thu Feb 03 2011, 01:49am

[Sticky]
The Definitive Biodiesel Guide for your C4 According to Citroen Sustainable Development Team as of September 2008, this is the guidance for run[more ...] By firebee On Fri Sep 05 2008, 07:12am

7016

routemaster1
Sat Feb 20 2010, 11:31am

[Sticky]
EGS Gearbox Classification I have spoken to DVLA (both Swansea and London) and neither organisation is sure how to classify the[more ...] By blueclouduk On Wed May 07 2008, 05:05am

5555

The Lyonator
Mon Dec 08 2008, 03:27pm

Forum Threads

C4 Grand Picasso 2013 Start Stop issues I have a C4 Grand Picasso Diesel Auto 1.6 2013 and only have done 7700 miles.Suddenly the Start Stop[more ...] By mastercare On Fri May 19 2017, 05:01am

249

mastercare
Thu Jun 22 2017, 06:21pm

C4 VTS Coupe, AFIL system communication problem Hi,I have a problem with AFIL system. It's been working fine and now I have fault code, something li[more ...] By lechu1777 On Wed Jun 21 2017, 11:34am

wozza
Wed Jun 21 2017, 05:56pm

Loss of coolant HelloMy C4 1.6 HDi has been losing coolant. The mechanics told me its the oil cooling radiator. I ch[more ...] By brianw On Thu Jun 15 2017, 04:41am

None

Radiator fan not running Hi,I know this is similar to other threads about the radiator fan not running, but it is the hottest[more ...] By HansZarkov On Mon May 29 2017, 03:37pm

203

rusky
Tue Jun 06 2017, 04:38pm

C4 VTS clutch vibration I have a 2006 C4 180 VTS (2.0 16v) which I am told is the normal clutch, not a DMF. I have a receipt[more ...] By fish6634 On Fri May 26 2017, 09:35am

191

Ham
Mon May 29 2017, 10:05am

Lexia diagnostic fault message Hi, just run a Lexia diagnostic, and it reports the following fault:'Ecu EDC16C34_DV4 fitted to 9HX'[more ...] By HansZarkov On Fri Apr 28 2017, 02:58pm

248

HansZarkov
Tue May 23 2017, 02:08pm

Question about Lexia 3 cables on ebay Hello all, I just got myself a 2007 1.6 Hdi hatch. I want to add an auxiliary port to the stereo and[more ...] By Nicholas_yiu On Tue May 23 2017, 11:23am

None

109

C4 2006 DMF? Hi allCan anyone tell me if my 2006 VTS has a dual mass flywheel? Just dreading it having one in cas[more ...] By fish6634 On Sat May 06 2017, 03:50am

253

BigJohnD
Mon May 15 2017, 12:18pm

C4 1.6 petrol 2007 cambelt snapped - 'economy mode active' The timing belt snapped on a Citroen C4 2007 1.6 petrol automatic and subsequently went into economy[more ...] By lloydthomas On Sat May 06 2017, 04:33pm

211

lloydthomas
Sun May 07 2017, 03:41am

C4 hatch 2011 MY coil springs problem My wife's car has been at the local garage (not main dealer but trusted garage) since the weekend as[more ...] By cliver18 On Thu Apr 27 2017, 10:50am

219

cliver18
Thu May 04 2017, 05:10am

C4 - Glove box removal I tried to remove the glove box in my C4 ( Make year 2009 ). To remove it, I removed the torx head s[more ...] By CitroenZX On Sat Apr 29 2017, 09:08am

183

rusky
Sat Apr 29 2017, 10:12am

C4 VTS 2006 Hi all Just a quick question, does my 2006 VTS 180 have variable valve timing? Thanks By fish6634 On Fri Apr 28 2017, 03:43am

158

wozza
Fri Apr 28 2017, 12:31pm

C4 VTS 2.0 petrol - performance problem? Hello everybody! First and foremost I'd like to excuse for my poor language skills - english is my s[more ...] By quain On Wed Apr 26 2017, 02:41am

211

quain
Fri Apr 28 2017, 02:39am

Clamp for EGR (1.6HDi VTR+) Folks am about to remove my EGR (after blown turbo replaced and Depollution fault error and and abou[more ...] By Lam-d On Sun Mar 26 2017, 09:16am

316

gmerry
Tue Apr 25 2017, 02:52pm

Replacing broken radio I've just found one of those niggles when you get a 2nd hand car... the CD player doesn't work.I don[more ...] By HansZarkov On Wed Apr 12 2017, 05:42pm

186

jpbroad1970
Thu Apr 13 2017, 02:15am

Flywheel type & DPF fitted Hi All,A couple of questions about the 1.6hdi 92bhp engine...1\ Is this engine fitted with a du[more ...] By HansZarkov On Sun Apr 09 2017, 05:28pm

178

BigJohnD
Sun Apr 09 2017, 06:17pm

ESP/ASR braking fault HiI know this has been asked loads of times.I have a 2006 Citroen C4 1.6HDi Driving home and my ESP/[more ...] By Vinnie650 On Fri Mar 24 2017, 02:41pm

198

BigJohnD
Thu Apr 06 2017, 03:48am

Have I dodged a bullet or missed out? Hi all,This is my 1st actual thread....c4 exclusive 2.0 hdi 2007I've been on the lookout for a c4 ex[more ...] By HansZarkov On Fri Mar 24 2017, 05:42pm

261

riven1962
Sun Mar 26 2017, 05:54am

Grand C4 Picasso 2014 (Airdream) - power steering reservoir Hi, my 2014 Grand C4 Picasso has developed a squeak/whine when turning the steering wheel. I suspect[more ...] By sweepexec On Sat Mar 25 2017, 12:52pm

176

gittos
Sat Mar 25 2017, 05:42pm

Erractic engine temp!! Hi. After a cold spell -3/-4 my 2006 C4 1.6 petrol the temp gauge has started behaving erratically.90%of the time im getting a solid 3 bar on the gauge on the dash, then it will rise to full and the "stop" sign will light up. Within a few seconds the gauge will come down to normal temp again.Any ideas on what is causing this and how to sort it!!!Many thanks, Dan By danatnw5 On Sun Mar 19 2017, 04:13pm

233

HansZarkov
Sat Mar 25 2017, 05:25am

C4 1.6HDi VTR+ 5 dr hatch - front coil spring completely broken Hi all, has any one had a front suspension coil spring completely break in two over night?Got in my [more ...] By Phil H On Tue Aug 28 2012, 04:23am

3173

routemaster1
Fri Mar 24 2017, 09:32am

1.6HDi lack of oil to turbo As the title says I've just fitted a new turbo to my C4 1.6HDi and one of the last jobs is to measur[more ...] By Bert On Sun Jan 03 2016, 04:12am

1784

iang
Sat Mar 18 2017, 01:31pm

Sump Removal ..1.6 HDi VTR+ 2006 Folks have done a search and i think the info my be in the Premier section (not a member). Need to g[more ...] By Lam-d On Sun Mar 12 2017, 05:58am

244

rusky
Sun Mar 12 2017, 04:24pm

1.6 HDi 2006 Engine Oil Folks, what engine oil do I need to be buying I did a search and it was very vague ..I went to get o[more ...] By Lam-d On Fri Mar 10 2017, 04:01am

266

riven1962
Fri Mar 10 2017, 11:24am

2005 C4 2.0HDI hatch coolant leak- advice on likely problem area Hello,My normally reliable trusty C4 has developed a sudden serious coolant loss, ie the head tank c[more ...] By ken1202 On Wed Feb 15 2017, 05:12pm

359

KenC
Thu Feb 16 2017, 01:46pm

Need 2nd hand ECU kit 1.4 VTR petrol Hi folks, my ECU is fecked. I'm looking for a matching ECU, engine fuse box, BSI and key matching th[more ...] By Modm On Thu Feb 02 2017, 05:46am

304

Mrfixit
Thu Feb 02 2017, 04:21pm

Temperamental A/C Coolant Temp Sensor Part Number Hi Guys,I am having very intermittant A/c in my 2010 C4 VTR LA_ Coupe that has an EP6C (5FW) fitted [more ...] By Jono.Williams On Sun Jan 29 2017, 10:27pm

None

235

PP2000/Diagbox Lexia 3 to check PDC and disable tyre pressure monitor? Hello,I have a 2008 Citroen C4 1.6 HDi, but having some occassional problems with the parking sensor[more ...] By roomster On Sat Jan 21 2017, 06:06am

302

Biohead
Sat Jan 28 2017, 11:30am

Manual gearbox type Hi!My 1.6 2005 vtr petrol has N type gearbox. Could anyone give a hint how to find out which is the [more ...] By Riukka On Tue Jan 24 2017, 10:26am

385

BigJohnD
Wed Jan 25 2017, 05:54pm

Carplay help CARPLAY....Please help So I just got a 2016 C4 flair BlueHDI 120 which says in the book that I hav[more ...] By PTS-0180 On Sun Jan 22 2017, 06:14am

337

PTS-0180
Mon Jan 23 2017, 03:38am

Coupe HDiF turbo issues So I have been struggling with this issue for a while now.Last year I got the DPF failure light in m[more ...] By kay81290 On Sun Jan 08 2017, 06:21am

534

rusky
Sat Jan 14 2017, 07:12am

C4 Grand Picasso 2016 Hello Experts..i would like to enable the MPS on my car screen, how can i download and activate this[more ...] By ahmed85 On Fri Jan 13 2017, 01:59pm

264

BigJohnD
Fri Jan 13 2017, 02:54pm

Wires under oil filter Hi all,re C4 hatch 2008Just wondering what the wires that enter under the oil filter are. There is a[more ...] By Tony123 On Fri Jan 13 2017, 12:55am

None

258

Light bulb headache HELP! Hi there, I own a coupe and wanted to change the tail light bulbs with LED type and can't seem to fi[more ...] By NikolaH On Mon Jan 02 2017, 03:24am

310

rusky
Mon Jan 02 2017, 04:04am

Installing cone air filter using standard airbox/piping Hi all, I have been looking into getting a new cone filter (probably K&N) for my 2005 1.6i VTR. [more ...] By tommyleed On Sun Jan 01 2017, 02:06pm

None

283

Removing / cleaning the Intercooler on a C4 1.6 HDi 2007 I have the well documented problem with oil in the air intake system. Last night I removed the doseu[more ...] By jimbob1979 On Tue Jun 14 2016, 04:33am

1006

stevjull2017
Sat Dec 31 2016, 06:50am

MAF Sensor replacement and black smoke It's a Citroen C4 1.6HDi diesel (2006), hatchback 5doors. Few days ago when I changed my air filter [more ...] By love2drive On Sat Dec 17 2016, 03:21pm

495

love2drive
Mon Dec 19 2016, 04:49am

Ignition System My question is regarding a 2006 C4 VTS Coupe 180bhp with the EW10J4S engine, does this car have a ''[more ...] By Redfive05 On Mon Sep 05 2016, 05:09pm

485

Redfive05
Wed Dec 14 2016, 01:00pm

Poor mpg on 1.6i 16v VTR. Also slight loss of power when accelerating Hi all, first post here but have been a member for a few months now. My C4 coupe (2005 1.6 petrol 10[more ...] By tommyleed On Sat Dec 10 2016, 11:33am

448

tommyleed
Sun Dec 11 2016, 05:51pm

Rear door still opens when after car is locked I've just bought a 2004 C4 2.0 VTR+ and, for the most part, it's a real good clean car for the age. [more ...] By tvr1982 On Fri Nov 11 2016, 02:17pm

384

bkod
Thu Dec 01 2016, 05:13pm

Clutch housing removal C4 1600 HDi VTR+ Help....Trying to remove clutch housing and gearbox, for replacement.removed all bolts, including na[more ...] By stue On Sat Nov 26 2016, 11:00am

413

stue
Sun Nov 27 2016, 11:28am

Wiring cables from bonnet to inside the car HiI have Citroen C4 1.6 SX HDI 2007 model car.Recently I have installed rear parking sensors that is[more ...] By xbot On Sun Oct 16 2016, 09:31am

459

wozza
Mon Nov 21 2016, 11:24am

C4 1.6HDi wont start I'm new here and hoping to get some ideas as to where to look next.I have a 2006 C4 1.6HDi EGS. It c[more ...] By Rennie On Sun Nov 20 2016, 12:15am

None

332

Citroen 4 rear hub nuts 32mm socket type help Hi I've recently changed my rear discs and pads on my Citroen C4 1.6SX 05 plate and the supplied hub[more ...] By Chippee On Fri Nov 11 2016, 11:04am

456

Chippee
Wed Nov 16 2016, 12:58pm

Hi, just bought the car (privately, so no comeback) as it accommodates wife's electric wheelchair ea Hi, just bought the car (privately, so no comeback) as it accommodates wife's electric wheelchair ea[more ...] By Jacqui13 On Thu Nov 10 2016, 04:05pm

310

rusky
Thu Nov 10 2016, 04:52pm

Fuel pump quick question Car: 2006 C4 1.6HDi 90 bhp I have a problem with low fuel pressure and my car won't start. The fuel [more ...] By nickcurtis On Sun Nov 06 2016, 08:23am

429

nickcurtis
Tue Nov 08 2016, 12:09pm

C4 Electrical Issue - Engine not starting Hello guys.Can you please help me with an issue on my Citroen C4 1.6 HDi? I have a problem since a w[more ...] By vladd.alex On Thu Nov 03 2016, 12:39am

None

365

Additional Heater Hi I wonder if you could help me with information regarding the C4 GP.The common rail engines are de[more ...] By C4GPEXL On Fri Jan 28 2011, 09:36am

2824

mopowah
Mon Oct 24 2016, 04:47pm

C4 HDi pre 2010 starting circuit, low power to solenoid. Good day allSorry to creep back like this after been gone for so long, was busy with some other proj[more ...] By Zedd On Fri Oct 07 2016, 10:19am

None

363

EGR Valve knackered? Hi,My '06 C4 VTR+ coupe 1.6 HDi (non dpf) has just ticked over 180k miles and has developed what I t[more ...] By fenderblast On Sun Sep 11 2016, 12:12pm

571

fenderblast
Tue Sep 20 2016, 04:18pm

2005 C4 2.0 HDi - Nut & Bolt for rear shock part number? Hi all,Just about to replace the rear shocks on my C4 and I was wondering if anyone can give me the [more ...] By trembling_blender On Tue Sep 20 2016, 05:02am

382

trembling_blender
Tue Sep 20 2016, 05:27am

Power sources In C4 Hatchback 2007 SX model, I am intending to install parking sensors and reverse camera.Where ca[more ...] By xbot On Wed Sep 14 2016, 06:51am

None

383

Replacing with electric car seat I have C4 SX which has manual-adjusted car seat, that will be replaced with electrical seats.Is ther[more ...] By xbot On Thu Sep 08 2016, 11:14am

None

405

Indicator wiring Hi guys, just changed my C4 GP for a 2013 C4 petrol automatic and have fitted LED running lights uni[more ...] By eddyspetey44 On Wed Sep 07 2016, 12:53pm

None

386

outside temp sensor hello people I'm after some help getting to the outside temp sensor in the mirror have taken the gla[more ...] By martinc4 On Sun Sep 04 2016, 01:19am

None

374

2005 auto aircon fan problem Hi!I have the following problem: the aircon fan of my '05 petrol hatch stopped working. This is an a[more ...] By gsa1300 On Sat May 28 2016, 03:20pm

1035

gsa1300
Thu Sep 01 2016, 12:44pm

Heater motor not working please help. Help please, I'm losing hair now right the heater fan just suddenly stopped ok so I'm looking at a r[more ...] By Jutty3 On Tue Nov 18 2014, 08:17am
Goto page: [ 1 2 ]

5059

gsa1300
Tue Aug 30 2016, 12:22pm

Help for a non technical person (multiple Issues) Hi Guys, I'm looking for some advice to see if anyone has had similar issues previous and how best t[more ...] By FutureVTS On Tue Aug 30 2016, 04:50am

457

KenC
Tue Aug 30 2016, 06:32am

C4 1.6 16v - headlights pulsing Hello,I have a problem with my car and no one was capable to solve it yet.Citroen C4 1.6 16v, 2008, [more ...] By Charles On Fri Aug 19 2016, 12:57pm

640

Charles
Wed Aug 24 2016, 10:41am

C4 1.4 16v - Lamda Issues - help! Hi Everyone,A bit of background:When you start the car for the first 15 seconds it's fine, then it'l[more ...] By Starbuck88 On Tue Aug 23 2016, 04:36am

438

Starbuck88
Tue Aug 23 2016, 01:48pm

Citroen C4 B7 2011 - lost USB, Bluetooth, Sound, Middle buttons (radio system). Can't find fuse. Anyone know where they are located in fuse box? Can't find any information from internet. By e1mar On Mon Aug 22 2016, 02:22am

392

BigJohnD
Mon Aug 22 2016, 06:31am

Service light then loss of power Hiya, got a 2004 1.6 petrol coupe.lately, the car without warning the service light comes on, usuall[more ...] By Philz0r On Mon Aug 08 2016, 12:33pm

525

Charles
Sun Aug 21 2016, 04:57am

06 C4 VTS HDi lacking boost Hello,I recently bought a C4 VTS HDi with the 2.0 16v HDi with the DW10BTED4 RHR 16 Valve engine [more ...] By ham_vts On Wed Feb 25 2015, 05:34pm
Goto page: [ 1 2 ]

6085

BigJohnD
Tue Aug 16 2016, 10:37am

2005 Citroen C4 Heater Matrix 'O' rings Sorry if this is in the wrong forum. I've searched but can't find exactly what I'm looking for, alth[more ...] By Dobbin On Tue Mar 15 2016, 02:47am

1045

riven1962
Sun Aug 14 2016, 06:18am

Cylinder Head C4 VTS Coupe Cam belt broke yesterday and I'm having a problem getting the head off. It seems to be still attache[more ...] By Redfive05 On Sun Aug 07 2016, 03:23am

482

rusky
Sun Aug 07 2016, 04:42am

Need some help! Brought a C4 VTR+ couple weeks ago and I love it but recently I have discovered 2 problems with the [more ...] By MaciejGoldyn On Sat Aug 06 2016, 03:25pm

None

380

2005 Citroen C4 VTS HDi EGR problems Hi,I have been having some problems with my C4 VTS HDi, I have been trying everything to sort it out[more ...] By Richard85 On Tue Aug 02 2016, 01:25pm

476

Richard85
Wed Aug 03 2016, 11:28am

C4 HDi Turbo Oil Flow I have recently purchased a C4 1.6 HDi and just before I bought it the previous owner had had the oi[more ...] By jimbob1979 On Thu Jul 28 2016, 09:38am

673

jimbob1979
Mon Aug 01 2016, 03:57am

Manual gear to e6g gear Hello I have a 2005 C4 1,6HDi 110hp and I would like to rebuild it to one with a e6g gear boxBut wha[more ...] By Frankmich On Wed Jul 27 2016, 01:32am

526

Frankmich
Thu Jul 28 2016, 12:34am

1.6HDi power loss at 3000rpm My C4 1.6HDi has been running fine since replacing the turbo but the other night I overtook a slow m[more ...] By Bert On Fri Jan 22 2016, 11:22am

1468

Bazlar
Thu Jul 14 2016, 04:29am

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