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C4 - DS4 Owners :: Forums :: Coupe and Hatch Pre 2011 cars :: C4 Coupe and Hatch (pre 2011) Problems?

C4 Coupe and Hatch (pre 2011) Problems?
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C4 Engine Common Ignition Problems, Erratic Idling etc. - Read before posting  Typical faults that may occur can include: (Petrol Versions)Poor idling - Some causes of poor idling[more ...] By Dave_Retired.  On Wed Nov 16 2011, 05:25pm
None 52860 -
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[Sticky]
C4 Tyre Valve snapped off!  Hi allI needed to put some air in my front tyre yesterday, the tyre is only a few months old but loo[more ...] By rich210uk  On Sun Apr 18 2010, 04:30pm Goto page: [ 1 2 3 4 5 ]
67 212663 Cpt.Iglo
Tue Nov 21 2017, 03:25pm
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[Sticky]
C4 HDi Anti Pollution (or Depollution) Error - Problem Solved  Car: 1.6Hdi, 110.Symptoms: Get anywhere near 2500-3000rpm when cold (i.e. within 4 miles from a cold[more ...] By UncleZen  On Wed Jun 23 2010, 06:54pm Goto page: [ 1 2 3 4 ]
55 197326 Dave_Retired.
Mon Dec 14 2015, 02:45pm
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[Sticky]
Height adjustable seat mechanism SORTED  Youngest's 2007 VTR+ 1.6 petrol driver's seat height adjuster not working. Really hard finding a di[more ...] By scimitargtc  On Sun May 10 2015, 01:00pm
None 29568 -
Sticky Thread
[Sticky]
1.6HDi EGS Shudder (Solved)  Bit of background - I bought my C4 1.6HDi EGS VTR+ 110hp '57 almost a year ago. I like fiddling with[more ...] By nitropixie  On Wed Dec 03 2014, 10:53pm
8 43652 nitropixie
Sun Mar 29 2015, 01:43pm
Sticky Thread
[Sticky]
C4 Coupe (or Hatch) Rear Wiper not working or rear brake light or tailgate lock faulty.  Hi Guys,Noticed a few days ago that my rear wiper arm on my C4 Coupe is not working. Its stuck in th[more ...] By smurf  On Tue Aug 12 2008, 12:26pm Goto page: [ 1 2 3 ... 5 6 7 ]
93 288858 DeuxChevaux
Fri Jan 23 2015, 09:50am
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[Sticky]
C4 1.6HDi Turbo / Exhaust Heat Shield 'fatigue'   It's a well known minor problem on early 1.6 HDi engines whereby the locating 'lugs' on the engine [more ...] By Dave_Retired.  On Wed Feb 18 2009, 04:26pm
14 53144 HDIrollin
Sun Oct 06 2013, 06:34am
Sticky Thread
[Sticky]
Erratic C4 Cruise Control/Speedo  I had an MOT done the other day, checked a few things over.Since I got it back the cruise control is[more ...] By nigpay1  On Thu Nov 10 2011, 12:19pm
5 40939 Dave_Retired.
Fri Aug 09 2013, 12:52pm
Sticky Thread
[Sticky]
C4 Xenon Directional headlamp faulty - how to access  I have a weird fault on my car, the left hand xenon headlamp is pointing fully right i.e. not centre[more ...] By terry  On Sat Mar 20 2010, 02:15pm Goto page: [ 1 2 ]
18 95244 CaptainSlower
Wed Mar 27 2013, 08:58pm
Closed Sticky Thread
[Sticky]
Engine Runaway and Massively Excessive Exhaust Smoke Emission!  HiMy 2005 2.0 HDI (85k) VTR has been having a couple of problems lately.A few weeks ago the engine m[more ...] By Nismoair  On Fri Feb 08 2013, 07:43pm
9 37545 Dave_Retired.
Thu Mar 07 2013, 07:37am
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[Sticky]
2.0 HDi VTS Turbo/Stuttering when cold  Morning,I'm new here. I bought a 2.0 HDi VTS Coupe yesterday. I have tried searching and i've not co[more ...] By bengildea  On Sun Mar 04 2012, 09:47am Goto page: [ 1 2 ]
20 89359 CamM
Sat Mar 10 2012, 04:09am
Sticky Thread
[Sticky]
2006 C4 - 1.4 Petrol Cylinder Head Gasket  I checked the coolant level two days ago and noticed that it was above the MAX level. So I took the [more ...] By xinam  On Sat Mar 03 2012, 10:59am
1 37042 Dave_Retired.
Sat Mar 03 2012, 11:04am
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[Sticky]
C4 Leaking Radiator  25th September 2008 The 'Low Coolant Level' warning came on again in my car (it first happened Novem[more ...] By Dave_Retired.  On Tue Sep 30 2008, 07:35am
12 54165 gmerry
Tue Aug 09 2011, 10:36pm
Closed Sticky Thread
[Sticky]
C4 Coupe and Hatch Starting Problems - Help Guides  We are starting to see more requests for help on starting problems on various cars, mainly due to th[more ...] By Dave_Retired.  On Thu May 26 2011, 01:09pm
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[Sticky]
Turbo Wailing  GreetingsWe are a Diesel Turbo Specialist workshop in South Africa.The Citroen C4 1.6 HDi turbo has [more ...] By Turboformance  On Tue Aug 31 2010, 08:15am
7 45639 Dave_Retired.
Sat May 21 2011, 06:13am
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[Sticky]
Anti-Pollution problems (6 months old C4 Picasso 1.6HDi) [Resolved as failed Particulate filter]  Just thought i would post this to see if anyone else with one of the new Citroen C4 Piccasso diesels[more ...] By globetrotter  On Mon Mar 08 2010, 05:40pm
3 48642 Dave_Retired.
Tue Mar 23 2010, 07:23am
Sticky Thread
[Sticky]
C4 Service Indicator Spanner Logo reset  Hi, I know there is a guide as to how the service indicator is reset, but I can't find it in either [more ...] By Northern Bloke  On Sun Jul 05 2009, 06:18pm
1 48405 Dave_Retired.
Sun Jul 05 2009, 06:22pm
 Forum Threads
C4 1.4 hard to start and keep going  Hi there,my trusty C4 Coupe has developed an issue over the last few weeks.It’s hard to start when c[more ...] By Inna  On Thu Apr 02 2026, 07:49pm
7 836 Ap0qalypto
Fri Apr 10 2026, 03:32pm
RT4 unit is stuck on a "upgrade CD request" after faulty upgrade  Hi everyone,Sorry if this topic has been covered before.My Magneti Marelli RT4 (GSM version) unit is[more ...] By tkieding  On Sun Mar 29 2026, 08:26am
1 683 Ap0qalypto
Sun Mar 29 2026, 06:55pm
EGS Actuator hose connector  Hello allThe dreaded EGS! so i've had the usual not selecting gears, etc. Last year it was the actua[more ...] By Pittabread  On Fri May 02 2025, 10:14am
2 3584 salliborm12
Mon Mar 02 2026, 10:23pm
Intermittent remote locking  Hello everyone!I’m a proud owner of a 1.4 2006 c4 and I love having everything in great condition an[more ...] By Nxxr  On Sun Feb 26 2023, 12:57am
1 9480 salliborm12
Sat Nov 29 2025, 07:03pm
C4 1.6 petrol cutout, would not restart.  Car died after 20 seconds idling, tried to restart car cranked fine but did not fire, Rac diagnostic[more ...] By Cyanide  On Thu Nov 20 2025, 02:33pm
1 1657 Ap0qalypto
Fri Nov 21 2025, 10:56am
Spare wheel well full of water  For some time there has been water accumulating in my spare wheel well on Citroen C4 hatchback 2007.[more ...] By organza_prestos  On Wed Oct 01 2025, 03:53pm
5 2330 organza_prestos
Wed Nov 19 2025, 08:05pm
Oil filter housing cap thingy snapped , ew10a 2l engine petrol  Garage were doing me oil change as part of the mot work , oil filter housing cap snapped inside and [more ...] By MarkTee  On Wed Nov 12 2025, 04:47pm
2 1720 MarkTee
Sat Nov 15 2025, 07:05pm
2005 VTR+ Starting Problem  Hi all,I've seen bits and bobs around this site related to my issue, but the site is getting so big [more ...] By KeMiKaL GeNeRaL  On Thu Aug 29 2024, 01:40pm
3 5220 Ap0qalypto
Sat Nov 15 2025, 06:19am
Engine hesitates or pulsates at low rpm/idle  Car:Citroen C4 2008 1.6 HDi 110 9HZ/80kWProblem:When idling after a cold start, it runs OK (i.e. ste[more ...] By jokre  On Wed Oct 29 2025, 07:50am
1 1796 Nickbrown123
Sat Nov 15 2025, 03:10am
No New Posts on Popular Thread
Where is the clutch switch located?  Hi guys, I have a 1.6 C4 5door SX.I started a thread earlier relating to the seemingly common cruise[more ...] By mrgrotey  On Mon Apr 11 2011, 03:31pm
12 16121 Nickbrown123
Sat Nov 15 2025, 03:07am
3rd brake light not working  So my 3rd brake light wasn't working and I managed to find the solution.It was the two marked pins -[more ...] By organza_prestos  On Wed Oct 08 2025, 07:50pm
2 2073 organza_prestos
Fri Oct 24 2025, 11:17am
Speakers not working, and "distant" sound  Hey guys, my 2006 C4 just developed some weird problem. The radio music will only play on the front [more ...] By Miguel04  On Sun Apr 28 2024, 02:42pm
6 6372 Nickbrown123
Mon Oct 13 2025, 09:28am
the nfu engine does not start  problem :engine NFU ,2006, ME745in the summer, the engine only starts a second timein winter it star[more ...] By soundlovers  On Fri Aug 09 2024, 07:55pm
4 5442 Nickbrown123
Mon Oct 13 2025, 09:27am
ESP/ASR system fault  Hi all, I'm looking for some advice please.I was driving along a dual carriageway with cruise contro[more ...] By Fatblokeuk68  On Sun Jul 07 2024, 01:48pm
5 5716 Nickbrown123
Mon Oct 13 2025, 09:25am
Interior fans turn on randomly at start  I own a 2006 Citroën C4 with an NFU engine, digital air conditioning, and an L06 BSM system. The iss[more ...] By mem.c4  On Wed Sep 24 2025, 06:11am
2 2193 Nickbrown123
Mon Oct 13 2025, 09:03am
1.6 16v lacking power struggling to rev  C4 coupe VTR+ 1.6 16v Tu5JP4. Recently had a timing belt pulley shear it's bolt clean in the engine [more ...] By Off_Da_Wall_  On Mon Sep 22 2025, 04:43pm
None 1988 -
Power steeering 2008 C4 VTR  UPDATEAfter both an official Citroen dealer and a certified Citroen repairer diagnosed terminal pump[more ...] By Magistrate  On Wed Jun 05 2024, 07:53am
3 5834 Nickbrown123
Mon Jun 16 2025, 01:29pm
3rd Gear - Notchy when changing up or down -  The gear is not crunching but can feel stiff to engage but always does.There a known issue with the [more ...] By J.Alford  On Sat Dec 28 2024, 02:22pm
1 4190 Nickbrown123
Mon Jun 16 2025, 01:27pm
C4 2006 heater doesn't properly regulate temperature  Greetings.I recently bought a 2006 C4 VTR coupe and the heating/ventilation system is driving me nut[more ...] By Skryba  On Wed Feb 05 2025, 06:40pm
1 3885 Nickbrown123
Thu Mar 13 2025, 01:13pm
Handbrake beep and message  Is it normal for the C4 to beep and show 'handbrake' on the centre display screen when you turn the [more ...] By heap1000  On Fri Mar 16 2012, 03:16pm
6 7134 Nickbrown123
Thu Mar 13 2025, 01:10pm
Citroen C4 Grand Picasso 2.0 problem starting/smoke  I have a Citroen C4 Grand Picasso 2007. When I try to start the engine especially when cold is very [more ...] By cenii  On Sat Nov 04 2023, 08:24am
4 7785 Ap0qalypto
Mon Feb 24 2025, 05:17pm
No New Posts on Popular Thread
Turbo vacuum solenoid / turbo regulation electrovalve  Hi allMy first post - so go easy on me!After having the dreaded DPF warning light and my usual garag[more ...] By LJ  On Wed Feb 11 2015, 07:49pm
11 12981 zcream
Thu Sep 26 2024, 07:33am
Heater core/matrix replacement/cleanup  Hello from Sweden! New to this forum, so I'm sorry if I put this question in the wrong category.I ha[more ...] By Grisnallen  On Wed Aug 21 2024, 06:02am
None 4965 -
No New Posts on Popular Thread
Rain sensor one setting  hi all again! im also having an issue with the rain sensor (auto wipers). when trying to use them it[more ...] By scrott901  On Tue May 17 2011, 04:41pm
Goto page: [ 1 2 3 4 ]
53 44489 BigJohnD
Sun May 19 2024, 09:48am
1.6 petrol overheating  Hi i have 2009 1.6 16v petrol tuj5p4 last week i had a leek from the upper radiator hose wich coused[more ...] By Joel2009  On Tue Mar 28 2023, 09:43pm
3 9498 yvzkdr
Mon Apr 22 2024, 02:46pm
Normal engine coolant temp.  Hello peoples,I have been working on some depollution fault and I have bought an universal obd2 devi[more ...] By yvzkdr  On Sun Apr 21 2024, 08:39am
None 5777 -
Door lock not working anymore  Hi,My VTS180 left lock mechanism fails to close. Both the key and the central locking fails to cause[more ...] By NTwoO  On Tue Apr 02 2024, 06:50am
1 6226 BigJohnD
Mon Apr 08 2024, 12:53pm
2010 C4 VTR+ Fusebox Help Required  Dont know if this is in the right section as only joined today I have a fusebox (engine) that shows[more ...] By jakepotteragain  On Thu Feb 08 2024, 06:00pm
3 6826 jakepotteragain
Sat Feb 10 2024, 09:57pm
C4 2008 wiring issues  We have a C4 2008 VTR+ HDi that when brought had an ABS fault when scanned it showed this to be a br[more ...] By marks  On Tue Jan 30 2024, 02:04pm
None 6541 -
2008 1.6hdi configuring power steering pump  Hi all. I just got a c4 for my daughter as a non runner. Fitted a new starter motor and got it going[more ...] By Jimtheblacksmith  On Sat Jan 13 2024, 07:14pm
2 6947 Ap0qalypto
Wed Jan 17 2024, 06:03am
Citroen c4 2007 1.6l hdi diesel replace engine mount  Looking at the engine, to its left. Between the water reservoir and engine, there is a lot of vibrat[more ...] By zcream  On Thu Dec 14 2023, 02:15am
None 7152 -
Presence of Water in the Diesel Filter - filter drained less than a month ago.  Hi all,I had a problem at the start of the year with the error message 'Presence Of Water In the Die[more ...] By AMO  On Thu Apr 01 2010, 09:03am
8 16379 Farmerguy
Sat Sep 23 2023, 08:00am
Mechanic door lock not working. Centralised locking works only from the button inside the car  Hello! I recently bought a c4 vtr and the only way i can lock it is from the inside. This is partly [more ...] By HamstyTheHamster  On Thu Sep 14 2023, 08:18am
None 7657 -
Hydrocarbon Emmisions  Anyone have any ideas about this as an MOT failure:Exhaust emissions hydrocarbon content excessive ([more ...] By spacebiscuit  On Thu Aug 31 2023, 12:12pm
2 8024 spacebiscuit
Fri Sep 01 2023, 10:09am
C4 Weird front window wipers/wash function  Hi, my C4 (1st series) has decided to get me crazy! This morning, as soon as I opened one of the rea[more ...] By Mikros  On Thu Dec 08 2011, 09:33pm
8 17694 Vaughan
Wed Aug 16 2023, 09:00am
C4 1.6hdi -08 powersteering problem  Few days ago My C4 lost its Power steering when starting. No errors on dashboard. Tried to clean gro[more ...] By Somnium  On Tue Jul 25 2023, 10:40am
None 8332 -
Clima no comunication with Diagbox  Good morning I have a Citroen C4 1.6 HDI 2007 and the following problem: The air conditioning has no[more ...] By theo200273  On Thu Jul 20 2023, 07:58am
3 8457 Ap0qalypto
Sat Jul 22 2023, 04:42am
Front passenger door not locking from remote  Hi my 2008. C4 Picasso 1.6 HDI have found that the front passenger door is not locking with the remo[more ...] By tvman  On Wed Apr 27 2022, 02:01pm
1 13595 faires
Sat May 27 2023, 06:46am
Coupe Rear Speaker Removal  I need to replace a rear speaker on my 2006 Coupe, the speaker is mounted by the rear window to the [more ...] By spacebiscuit  On Sun May 21 2023, 07:54pm
None 8703 -
Replacement dipstick for C4 1.6l Hdi 2007  I have the famous broken dipstick issue on the Citroen C4 1.6l Hdi. Any idea where a replacement can[more ...] By zcream  On Fri Apr 14 2023, 12:12am
8 9636 vexorg
Mon Apr 17 2023, 08:00am
Lexia identifying gearbox incorrectly  Hi, I am trying to calibrate the EGS 6 speed automatic gearbox with Lexia but when I try to access g[more ...] By FrozenGlovebox  On Tue Apr 11 2023, 10:06am
5 9238 Farmerguy
Thu Apr 13 2023, 07:19am
EGS Paddle shift not working  Just bought myself a 2007 1.6HDI EGS everything works great except the paddle shift, manual controls[more ...] By Griffo1  On Tue May 22 2012, 11:28am
6 12436 km14
Sat Apr 08 2023, 01:13am
No New Posts on Popular Thread
Headlight adjustment doesn't work + depolution system faulty.  Hello,I recently bought 2005 Citroen C4 1.6 HDi 80kw. Everything was perfect until recently I notice[more ...] By ivandragan23  On Sat Mar 18 2023, 09:47am
Goto page: [ 1 2 ]
15 19629 Ap0qalypto
Sun Apr 02 2023, 05:36pm
C4 2004 Headlight Main Beam Issue - One Side Intermittent - Solved  Hi Everyone.... Thanks for an excellent forum.... I've trawled through many threads, however I've be[more ...] By G-mobile  On Sun Mar 19 2023, 08:57am
1 9281 G-mobile
Mon Mar 20 2023, 08:46am
RPM gauge won't work properly  Hey I own a C4 2007 VTR 1.6L And recently I had a problem with the RPM gauge over the steering whee[more ...] By Yovel  On Mon Sep 23 2019, 12:07pm
7 17127 Dare
Sun Jan 15 2023, 12:48pm
Water in driver's footwell  Hi.I have a problem with water in driver's footwell.My C4 Coupe is EU so the steering wheel is on th[more ...] By exampLeBA  On Wed Jan 11 2023, 03:36pm
None 9642 -
Oscillating vacuum at turbo actuator  Like i Sayed in the title , i have oscillating vacuum at turbo actuator , sometimes is 11 or 14 , 16[more ...] By gucejr  On Fri Jun 24 2022, 07:59pm
9 13372 gucejr
Mon Nov 21 2022, 04:17pm
Injector value invalid  Hello, i have a problem with one of cilinder no. 2 exactly , on diagbox when I watch injection corre[more ...] By gucejr  On Tue Nov 01 2022, 06:41pm
2 10624 gucejr
Sun Nov 20 2022, 09:47am
Dreaded fuel / smoke smell in cabin  Hi folks,I have been experiencing the smell in the cabin so been using recirculation button and wind[more ...] By scotcruz  On Sat Oct 15 2022, 01:43pm
1 10762 scotcruz
Mon Nov 14 2022, 08:38pm
No New Posts on Popular Thread
C4 speed control, ABS, ESP, brake faulty  Hi every one, I have a C4 2008 1.6HDi 9HY engine with 200k km , and 2 months ago, and after being pa[more ...] By alidz  On Mon Jun 03 2019, 12:26am
Goto page: [ 1 2 ]
16 40032 matty223
Fri Nov 04 2022, 07:06pm
Headlight Adjustment circuit seems Dead MOT failure. Please Help  Hi all, Ive had this 2005 1.6 HDI VTR+ C4 for about 10 years and I regularly visit these forums for [more ...] By ma701APM  On Wed Nov 02 2022, 09:15am
None 10292 -
2009 C4 1.6T Depollution Fault w/P0011 but no symptoms except engine fault light  The title is self-explanatory. The vehicle has no symptoms - eg no rough running, no hard starting,[more ...] By BBGDownunder  On Sun Jan 14 2018, 05:49am
6 16505 evanwhite91
Fri Oct 28 2022, 11:23pm
2006 C4 VTR Heater blower inop  Hi, my wife has a 2006 VTR with climate control (the one where you can set temperature difference fo[more ...] By Andrew1979  On Sun Oct 16 2022, 06:36pm
None 10436 -
HDi CAT is missing  Hello people, I have a 2009 C4 Hatch HDi 1.6. It came equiped with a DPF, even though it is a Euro 4[more ...] By devmorfo  On Tue Aug 02 2022, 01:47pm
1 11914 routemaster1
Tue Aug 02 2022, 06:30pm
C4 hot air problem, single zone  Hello there,I have a 2009 C4 hatchback with the heating problem, only hot air from the vents not mat[more ...] By freshadam  On Mon Aug 01 2022, 11:34am
None 11544 -
Blaupunkt 5 CD stacker removal  Hi, my 5 CD stacker in my 2007 C4 Exclusive is not working... and even on the odd occasion it loads [more ...] By Trev2  On Mon Jul 25 2022, 01:40am
1 12026 BigJohnD
Fri Jul 29 2022, 12:55pm
Airbag fault and Antipolluttion fault  Hey! I have a problem with my C4 hatch, when i drive and move steering, shows airbag fault to steeri[more ...] By Delta_Cx  On Thu Jul 28 2022, 07:21pm
None 11706 -
C4 coupe, only HOT air from vents.  Hi,I have a problem with my C4, it only blows hot air from the vents, regardless of what temprature [more ...] By MS75  On Sun May 23 2010, 05:46pm
3 14815 freshadam
Mon Jul 25 2022, 10:04am
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