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[Sticky]
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

10790

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 Dave_Retired. On Wed Oct 26 2011, 03:54am

10894

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

12474

Dave_Retired.
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

15267

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

12358

The Lyonator
Mon Dec 08 2008, 03:27pm

Forum Threads

clutch master cylinder replacement can any one give me information on how to change/access the clutch master cylinder on my c4 2011 die[more ...] By steve1958 On Sat Nov 27 2021, 05:45am

None

C4 diesel injector selection hi all, i am looking for a new fuel injector as my mechanic test one as faulty. however searching bo[more ...] By Dan_68c On Mon Sep 03 2012, 05:59am
Goto page: [ 1 2 ]

12656

GazSto
Tue Nov 16 2021, 03:28pm

Citroen C4 – STOP, service, unstoppable wipers and other electrical problems. Hi.My Citroen C4 1.6 HDI 2007 aut. recently started having a total electrical meltdown. Mechanically[more ...] By Samks On Wed Nov 10 2021, 08:48am

375

Samks
Tue Nov 16 2021, 02:53pm

C4 2010 VTR+ Automatic Drive mode issue Hi, I have just bought the car from a private seller,C4 2010 1.6 vtr+ hdi Diesel Turbo. the car seem[more ...] By aalluu On Sun Oct 17 2021, 01:45am

646

routemaster1
Sun Oct 17 2021, 01:21pm

C4 B7 2013 Clutch Bite Point My cars clutch seems to only do anything at the very last 2 inch or so of pedal travel.Had Peugeots [more ...] By dcgpx On Sat Oct 02 2021, 12:51pm

None

798

Overfilled tank - won't start I foolishly topped up my already nearly full tank with a can of petrol. I have to drive 200 miles (y[more ...] By toomuchpetrol On Sun Sep 26 2021, 05:26am

904

vexorg
Sun Sep 26 2021, 05:39am

Does my car have a dual mass flywheel? Hi, hope someone can help. I have a 2012 C4 1.6 hdi with the 9HP engine code. Can anyone tell me if [more ...] By osmo42 On Tue Sep 07 2021, 06:43am

1138

tomandjo2
Tue Sep 07 2021, 03:47pm

Egs pump/actuator *removed and posted in correct forum By Paulm40 On Mon Aug 30 2021, 02:18am

None

1261

Preheat relay fuse location help!! Can anyone tell me where the fuse for the glowplug/preheat relay is located.I do not have +12v in th[more ...] By Frankmich On Mon Apr 25 2016, 02:05pm

9901

t_roirp
Sun Aug 29 2021, 11:29am

Technical service bulletin VF7SB5FS0DW585199 - Can anyone access it? Sorry this is not about a C4 but is about my wifes DS3 Cabrio. Citreon have posted a TSB about how t[more ...] By DeuxChevaux On Sun Aug 15 2021, 08:30am

1504

DeuxChevaux
Tue Aug 17 2021, 04:57pm

06 Citroen C4 Oil in Spark Plugs Hi All, Has anyone ever encountered where oil leaks into the spark plugs?As in ALOT of oil, the firs[more ...] By Kanaalaap On Wed Aug 04 2021, 03:50am

1759

Kanaalaap
Thu Aug 05 2021, 06:02am

C4 2009 1.6hdi wheel bearing issue or not Hi allI currently have this problem that i just can't pinpointOn bends at speeds turning left I get [more ...] By ddebling On Wed Aug 04 2021, 04:25am

1515

tomandjo2
Wed Aug 04 2021, 06:48am

DPF related fault codes and searching for correct part Hi,The engine management light has recently come on on my C4 (2005 2.0 HDI hatchback, currently at 1[more ...] By Rob_E On Tue Aug 03 2021, 04:39am

None

1496

C4 1.6 SX 7k rpm before changing to second gear Hello, new here but looking for advice, just purchased a used C4 1.6 SX and it's taking getting to 30mph and 7k rpm before the auto changes to second gear. the garage has told me it's OK and normal for the car. I'm dubious about that. but it is my first car and only car I've driven since lessons. thank you for any advice given. By marc85y On Fri Jul 23 2021, 03:46pm

1742

marc85y
Sat Jul 24 2021, 08:23am

Lower ball joint I think my lower ball joint has gone. There is fluid around the rubber and there is a knocking sound[more ...] By zx9fella On Fri Feb 19 2010, 07:42am

5050

vexorg
Fri Jul 23 2021, 03:17am

2008 C4 Rear brake rotor and bearing Firstly, thank you for the wonderful resources on this forum. I have a 2008 C4 Hatch which I am look[more ...] By DaytonaV On Wed Jul 21 2021, 04:25pm

None

1518

Battery life and recommended replacements Good afternoonMy Citroen Grand C4 Picasso (1.6 petrol automatic) is coming up on 4 years old. This i[more ...] By DanM On Thu Jul 01 2021, 10:20am

1774

DeuxChevaux
Fri Jul 02 2021, 02:41am

Need help with alarm gone mad Regarding a Citroen C4 Coupe.So recently when the cold came by, the alarm went crazy. Basically when[more ...] By natiolo On Thu Dec 10 2020, 05:01pm

2708

bobbyla
Tue Jun 29 2021, 08:18am

2005 Coupé 136hp Clutch change Afternoon, my clutch has been juddering for a while and now it's started pulsing through the pedal. [more ...] By moizeau On Wed Jun 23 2021, 06:40am

None

1674

Single to double AC zone upgrade? Hello!I have 2007 Citroen C4.Could not find any info on that. The question if it is possible to some[more ...] By Okosai On Thu Jun 17 2021, 07:44am

1800

lasiakutevs
Wed Jun 23 2021, 03:31am

SAT NAV Just received my SAT NAV SD card with updated maps. the last one was still the original one that cam[more ...] By Datadogie On Mon Jun 14 2021, 01:45pm

None

1680

Fuel Gauge Accuracy I went for it this week, to see how accurate the fuel gauge is.I can confirm that when the range is [more ...] By BigJohnD On Thu Nov 01 2007, 04:04pm
Goto page: [ 1 2 3 4 ]

32752

vexorg
Wed Jun 09 2021, 03:40am

Direction Indicator Issue Hi All.Need some help please.I have a 2013 C4 Picasso Exclusive Airdream and I have a Service light [more ...] By tonyvan On Sun Apr 15 2018, 05:11pm

4233

spe99o
Thu Jun 03 2021, 11:52am

1.6 HDi aux drive belt removal.. Hi people, I'm just wondering if there's a how to on removing and refitting the aux drive belt on a 07 1.6HDi 90hp with climate and non DPF, I've checked out the download on it but my model does not seem to have a dynamic tensioner fitted like what is shown.. I'm confused , does my model have the elastic type belt ? I'm a pretty competent home mech so I'm hoping this will be a nice little Saturday job for me.. Any help greatly appreciated... PS proud to be a premier member of an excellent forum By Gjsteed On Sun Apr 22 2012, 06:28pm
Goto page: [ 1 2 ]

25661

vexorg
Fri May 14 2021, 04:04am

Oil temperature sensor on the RFK EW10J4S motor Hi,On the Peugeot 206 GTI they have an oil temperature sensor. Does anyone know where this sensor is[more ...] By NTwoO On Sun Mar 14 2021, 06:02am

None

2195

C4 VTS 180 aftermarket exhaust by Walker Hi all,I just bought my first C4 VTS 180 and hoped it was only the stainless steel backbox making a [more ...] By Cheeros On Mon Jul 06 2020, 06:45am

3268

NTwoO
Sun Mar 14 2021, 05:53am

Gearbox jerky Hi, I’m a newbee and have worrying problem with our car. I’ve got a 64 reg C4 Picasso and I’m experi[more ...] By Speedmaster On Sat Mar 06 2021, 07:30am

None

2180

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

9253

Mkaminski100
Tue Feb 16 2021, 04:57am

C4 turns over but won't run properly, petrol clog? My C4 won't start The car turns over fine and when using starter spray fires up, runs and sounds [more ...] By HamRag On Mon Feb 08 2021, 02:36pm

2386

HamRag
Mon Feb 08 2021, 03:26pm

06 Citroen C4 Starting Issues / Constant Self Resetting Hi there everyone, I am coming to you guys in need of some desperate assistance.I have a 06 C4 1.6 P[more ...] By Kanaalaap On Sun Jan 10 2021, 01:02am

2484

rusky
Sun Jan 10 2021, 07:18am

C4 1.6 16v (2008) petrol cold start issue Hi all,new to the forum and also to Citroen cars so hoping to find some support on my cold start iss[more ...] By Tamariini On Mon Jan 04 2021, 05:20am

None

2384

C4 2.0 petrol (138hp) upgrades So i was thinking about getting some performance upgrades for my petrol 2.0 C4 (EW10J4).It seems har[more ...] By wsx On Sat Dec 19 2020, 01:36pm

2629

wsx
Sun Dec 20 2020, 06:33am

Remote Locking Not Working After Key Fob Battery Change I have just replaced the battery in my key fob (C4 Grand Picasso) as the old one was getting very 'h[more ...] By Pieboy32 On Sat Aug 27 2011, 09:05am

28433

romano
Tue Dec 01 2020, 08:30am

2016 C4 Grand Picasso worst ABS problem ever Hi Guys,hopefully somebody can help me. On Saturday a friend of mine asked me to work on a car he ha[more ...] By mattyb2020 On Tue Nov 17 2020, 12:17pm

2856

Noworries2004
Thu Nov 26 2020, 02:22am

1.6HDi injector sleeves I have just taken a injector out of my Picasso 1.6HDi. Now need help as sleeve has come out with the[more ...] By lionel399 On Sat Nov 07 2020, 09:33am

None

2617

i have a turbo over boost problem i have a overboost problem. it seems to me that the wast gate is working fine when you take the vacu[more ...] By lionel399 On Tue Nov 03 2020, 01:13am

2805

lionel399
Thu Nov 05 2020, 12:15pm

Brake caliper bolt meassurements HI. does anyone know the meassurements of C4's MK1 rear brake caliper mount bolts(Torx50)(that doesn[more ...] By trucker8oy On Fri Oct 30 2020, 12:09pm

2752

trucker8oy
Fri Oct 30 2020, 03:43pm

DPF warning light and service bleep Citreon C4 2011 (Mk2) I am at a lost the DPF warning light and orange service light came on this mor[more ...] By devondoc On Thu Oct 22 2020, 11:35am

None

2716

C4 2007 Piloted Gearbox Issue Evenin all, long time no see....Edit: 2007 C4 1.6hdi SXI have an issue, well, wife does, ergo it's m[more ...] By Doo On Mon Oct 05 2020, 10:56am

None

2739

C4 Air con problem. C4 2007 2litre Hdi 6sp. Auto. Took vehicle for air con recharge to a local garage. Its not worked fo[more ...] By Spireman On Fri Aug 21 2020, 12:58pm

3319

Spireman
Mon Sep 14 2020, 10:29am

AL4 electrovalves replacement C4 I 2006 1.6 i 16v 110 For the last few months, I have a problem with AL4 gearbox when accelerating there is a loud thud, s[more ...] By majndfak On Wed Feb 05 2020, 04:38pm

3994

stjan10
Mon Sep 14 2020, 03:57am

C4 handbrake problem My 2007 c4 wouldnt release the handbrake so I eventually found the little winder and did it manually[more ...] By paddyo1 On Tue Sep 08 2020, 03:13am

None

2833

C4 2005 1.6 petrol doesn't start Hi,my car arrived home normally and it didn't start next day. It turns the engine for while and stop[more ...] By gsa1300 On Sat Sep 05 2020, 12:43pm

2922

rusky
Sat Sep 05 2020, 03:54pm

C4 2.0 VTR 5th gear swap So I was planning to swap my 5th gear on my C4 5 speed manual to longer one.If i did my research cor[more ...] By wsx On Sat Aug 22 2020, 04:48pm

3139

wsx
Sun Aug 23 2020, 11:50am

Gear shifting and multiple error codes Hello everybody,This is my first post, not sure if it's for this section. I'm a new owner of C4 Pica[more ...] By zmax On Wed Jun 24 2020, 06:06am

3359

Ap0qalypto
Mon Aug 17 2020, 09:05am

C4 Picasso ( EVAP ) filling with diesel issue tried looking on site to no avail 2010 C4 picasso exclusive 1.6HDiwhen filling with diesel it keeps [more ...] By markpickett On Mon Aug 10 2020, 10:42am

None

2894

Fuel additive Hi, my car is a 2009 Citroen C4 Grand Picasso 1.6hdi, can anyone tell me if it uses Eolys or Adblue [more ...] By Brendanmusicman On Fri Aug 07 2020, 01:16pm

3221

BigJohnD
Sat Aug 08 2020, 04:24am

EGR Valve Blanking Plate -Experience & Questions 2007 C4 2.0 HDi 136hp I have a 2007 C4 2.0 HDi (no DPF). The car was requiring an awful lot of revs to get off the line[more ...] By jaizan On Sun Aug 02 2020, 03:18pm

None

2937

2008 C4 (Petrol) Fuse Box Died Hello folks,My car's engine fusebox died naturally. The weird point is that, the spare parts are not[more ...] By burakkirazli On Mon Jul 20 2020, 04:42am

None

3011

2006 C4 VTR power steering issue Hi, I’m after a little advice regarding power steering problem on my wife’s car. The car is a 2006 C[more ...] By Andrew1979 On Sun Jun 21 2020, 01:43pm

3359

Karamelo
Sat Jun 27 2020, 12:11am

injector seal question Hi peepsEasy enough Q: is replacing injector seals on a 2007 C4 1.6 HDi a DIY job or it best left to[more ...] By Awil92 On Mon Jun 08 2020, 06:33am

3342

rusky
Mon Jun 08 2020, 03:29pm

2005 C4 key replacement Hi all.My father in law damaged key for his 2005 C4. Key fell on the hard floor and was unable to st[more ...] By tomaskriv On Sun May 31 2020, 04:43am

3423

tomaskriv
Tue Jun 02 2020, 02:10pm

turbo seals need replacing? hi allI've noticed recently that the hose that goes from the turbo to the intercooler was caked in o[more ...] By Awil92 On Sat May 23 2020, 07:40am

3298

vexorg
Sat May 23 2020, 02:46pm

Injector seal(s) hi alli have reason to suspect that an injector seal has failed on my 2007 C4 1.6 hdi (92hp)my quest[more ...] By Awil92 On Fri May 22 2020, 11:38am

3342

rusky
Fri May 22 2020, 02:06pm

Gearbox oil change Hi Guys,I just wanted some advice on gearbox oils for the 1.6Hdi 110Bhp which just had a remap. Ill [more ...] By danny_l On Tue Feb 16 2010, 07:26pm
Goto page: [ 1 2 ]

65997

vexorg
Thu May 21 2020, 06:16am

C4 standard headlight replacment to Xenon Hi,I can't find any topics regarding this problem.I bought xenon headlight units and just tried to c[more ...] By SLA On Wed Sep 03 2014, 05:17pm

12289

theTune71
Sat May 09 2020, 06:52am

C4 semi auto gearbox Hi, unfortunately had what looks to be a crown and pinion failure resulting in a smashed gearbox cas[more ...] By Duncan2777 On Fri May 08 2020, 03:56pm

None

3231

Where to find fuse box #2 Hello C4 owners, i drive a 2008 C4 5 doors Exclusive model. I have a Question about the fuse boxes.[more ...] By theTune71 On Wed May 06 2020, 09:10am

3478

theTune71
Thu May 07 2020, 04:06am

C4 2006 1.4 fault code P0170 shuddering loss of power C4 2006 1.4 fault code P0170 shuddering loss of power My car has a loss of power and showing fault c[more ...] By c4trouble On Mon Apr 09 2012, 01:47pm

12889

igorb
Tue May 05 2020, 06:53am

ABS CYCLING Hi everyone, I own a C4 MkI 1.6HDi VTR+. Does anyone know when cycling the ABS pump if pump starts u[more ...] By moneypit On Sat May 02 2020, 07:39am

3353

Markta
Sun May 03 2020, 03:56am

2007 Citroen C4 Lexia issue Hi.Hope you’re all keeping safe.I have Lexia 3 and purchased it two years ago.Last used it two years[more ...] By Markta On Sun Apr 12 2020, 05:01am

3556

Markta
Fri May 01 2020, 06:26pm

Rear brake discs Hello everybody,I've got my parents rear pads and discs to replace while they are away on holiday. J[more ...] By Nickrachel On Wed Nov 27 2019, 04:12am

4260

jaizan
Fri May 01 2020, 04:57am

Coolant temperature sensor location HI, I have a 2014 C4GP 2.0 HDi 150 BLUE.I am having an issue with the temperature sensor and have pu[more ...] By chrrog-grand-picasso On Tue Apr 21 2020, 05:08am

None

3313

Automatic headlamp adjustment faulty one lamp Hello everyone, sorry for my bad English, but I think you understand me.I bought 2006 Citroen C4 VTS[more ...] By edzwux_vts On Mon Apr 13 2020, 04:15am

None

3377

Dashboard language HiWe have just had a local guy replace the cam belt and head gasket. As the battery had to be discon[more ...] By Peterwrax On Sat Mar 31 2012, 05:51am

12421

neilp
Thu Apr 02 2020, 10:15am

2008 C4 5 Door Central Locking issue Hello.I've got a C4 that when you lock it with the key remote buttons it locks but sometimes when yo[more ...] By Alvin On Mon Feb 17 2020, 06:15pm

3573

neilp
Tue Feb 18 2020, 01:14am

Dual Mass Flywheel? Hi, I’m new to the site and considering buying a C4 hatchbackI’d buy a 2010-2013 model with a 1.6 HD[more ...] By Dakota1886 On Sat Feb 15 2020, 01:59pm

3578

rusky
Sat Feb 15 2020, 03:45pm

FOB middle button reprogram Hi,Is there a way to reprogram the middle button on my key FOB.I have lights operation and would lik[more ...] By Stankoman On Wed Jul 31 2013, 02:26am

5187

BigJohnD
Fri Jan 17 2020, 02:23pm

Stepper Motor Does the EW10J4S engine in the C4 VTS 180 have a stepper motor/idle control valve and if so where is[more ...] By Redfive05 On Thu Oct 17 2019, 03:23pm

4039

Jack_Herer
Tue Dec 17 2019, 08:38am

2008 C4 VTS steering rack turns lock to lock I'm trying to replace the steering rack on my 2008 C4 VTS petrol.After looking on servicebox it need[more ...] By Jack_Herer On Tue Dec 17 2019, 08:22am

3696

Jack_Herer
Tue Dec 17 2019, 08:37am

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