Citroen c4 no communication with ecu

We currently provide Citroen engine ECU Testing + Repair services for all models, which also come with our 12 month warranty and do not require programming when refitting. £60. U011A/U1F3C/P1435 No communication with the diesel additive pum Oct 22, 2015 · Citroen C5 Electrical/Immobiliser/ECU/BSI issue. When it started to get frosty we have had engine management faulty, handbrake faulty and service light come on. 2 – If your ECU has ‘No communication’ with a diagnostic scanner it is essential that you check relevant fuses and consult a wiring diagram for your vehicle and verify the power supply & test the wiring to your ECU – particularly test power supply relays (Engine control relay). ecu engine controller citroen c4, peugeot 508 1. by Lighty » Wed Nov 05, 2014 8:04 pm. Citroen C4 Picasso Various Faults Gearbox ECU CAN communication Diagnostic Inspection ECU U1109 COMMUNICATION WITH GEARBOX ECU U1313 NO COMMUNICATION WITH ABS ESP The ATEQ VT56 is the all-in-one comprehensive TPMS tool with coverage for all Citroen vehicles on the European, Asian and African markets. Citroen C4 Engine Size: 1. I only had some experience with an EDC15C2 hdi (thanks only to this forum). P1621 Engine ECU : internal fault. Do you have a faulty ECU for your Citroen C4 1. Head up display not working- fuse 34. When I try to start there is nothing. 00 $310. If limp mode is on, then dtc also tell's witch corner is broken. one of many fault codes read 'Lost ABS comms'. Check tire bearing if they are loose or overheating. As above, the fault recurred after 4 months. 93 GBP 169. U1209 : Intersystems CAN : One of the parameters present in a datastream sent by the Years: 2006 - 2010. Have random faults popping up. Intermittent starting but wouldn’t drive. If the vehicle is able to be started, it may run rough. 55a. Location: Hoylake. Now I started looking at my EDC16 and have managed to pull some sort of a map pack all based on information on this forum, but I just can't find a smoke map. - The time for recording the fault code is 100 milliseconds. Common Faults: Citroen C4 engine management ECU failure is renowned for causing running symptoms such as: loss of power, misfire, engine hesitations and high emissions. Location: Northumberland. Symptoms are: - slight cracking noise from the doors after. My best guess is that it could actually be the steering rack but if the steering rack failed would the ecu see it as a complete power steering failure and how Aug 17, 2016 · In this video I will show you how to fix your no start/no communication issue on your 2002(and other years same as this model) Isuzu Rodeo/Honda Passport(oop In this video I remove the airbag ECU module (SRS ECU) on a Citroen Relay as we have the airbag light on. U029E-00. I bought a non-running 2005 Berlingo multispace. i have tested everything possible on this vehicle and im not No communication with engine ecu seemed to be the problem with most fault codes, he has advised me to take it to citroen main dealer, who i have rang up and booked in with, for Monday morning, ( that was the soonest they could get me in ) i am reluctant to take it to the dealers but it seems I may have no choice on this occasion! I had similar problems with my 2007 C4 picasso 1. Swapped the battery over I had to remove the battery power board or fusebox and when I put it all back together the car would not start. I will add that the radio turns on, receiving stations, they can be operated. Checked the transponder, all the fuses. Citroen C4 and DS4 Online Support with user help forums, FAQ's and Technical guides. 28992 U029E00 Communication missing incorrect. #5 · Jun 18, 2021. 00 $520. U1209 : Intersystems CAN : One of the Sun Jun 13 2021, 02:33pm. org Citroen C4 and DS4 Online Support with user help forums, FAQ's and Technical guides Jan 4, 2022 · How to remove ECU on Citroen C4 Picasso (Grand Picasso) 2. : I notice after flashing ECU with the file, my diagnostic machine is reporting "No Communications" with engine ecu, but Kess is flashing ECU without problem - so to me, this suggest problem is software. Parameters show "Engine ECU Locked = Yes" when recognised key in the ignition. U1109: CAN data bus, transmission control system - no communication, invalid or missing data. P1394 Gearbox ECU fault : Cruise control / speed limiter off request (from the gearbox) I would have thought it fairly obvious the dealer would know where to look from that. Airbag ECU not working fuse 25. I have checked inside BSI. Attached is the ori I found online and The largest English language online Citroen C4 and DS4 Owners Help and Support site incorporating C4owners. FB88 - Instrument panel - All or nothing input button no1 jammed. Jun 18, 2021 · Maybe its only an electrolyte capacitor which leaked or a relay they can swap. Feb 19, 2013 · Hi All, I have a Citroen C3 UK 57 2008 1. patreon. uk C4owners. 6 HDI. The malfunction of the engine ECU will also result in communications between the ECU and diagnostics being prevented. 6HDI which is giving errors on pretty much every ECU However when scanned, all ECUs report problems related to the ABS/ESP ECU, for example, there is no speedo, and dash shows no info/communication from the ABS/ESP unit. Car then drove fine so I bought a replacement battery from ecp suitable for my car. PSA Group Peugeot, Citroen Discussions. I have 2007 Grand Picasso. I followed the methods that were employed to detect the fault including the pictures Imsvvavr posted and stripped out the battery, BSI unit, ECU etc May 5, 2022 · The largest English language online Citroen C4 and DS4 Owners Help and Support site incorporating C4owners. The problem is that the car cranks but wont start. Mar 22, 2017 · Citroen C4 1. U029D00 - Communication with nox sensor has a malfunction. To get your bearings, in the picture is the steering column and the clutch return spring that is part of the clutch pedal. Speedo and odo do not function. 55b. 2018, Cactus C4 1. $26. #1 · Oct 15, 2022. Citroen C4 ECU (Engine Management) Ordered by OEM / VM Part Numbers: Trade Prices: Part Number: 96 613 772 8 / 0281011863. RichardW wrote: @ lighty, interesting info from service. alarm ECU on a Citroen C3. Common Faults: Engine management ECU malfunction for Citroen C4 Picasso will cause rough running, reduced power mode and star 9665674480 / 0281014729 - Citroen C4 PICASSO - ECU This site uses cookies to offer you a better browsing experience, by continuing to browse you agree to the use of cookies - find out more/change settings May 8, 2016 · Joined: May 2014. org Citroen C4 and DS4 Online Support with user help forums, FAQ's and Technical guides Feb 16, 2021 · 10 posts · Joined 2019. - Presence of a short-circuit internal to the Electric Power Steering motor. org Citroen C4 and DS4 Online Support with user help forums, FAQ's and Technical guides Dec 30, 2021 · Dec 30, 2021. Nov 24, 2010 · I`m currently working on my own Citroen C4, it is a 2009 1. Wed Jan 30 2013, 04:41am. org Citroen C4 and DS4 Online Support with user help forums, FAQ's and Technical guides Common Faults: Citroen C4 engine management ECU failure will often cause loss of power, cutting out and non-start failure. com. Oil Pressure Fault ( just once at start-up ) Disappeared when ignition was The information provided by us is reliable and readily available, here to help you tune any Citroen C4 1. Disappears when ignition is recycled. 0 hdi dieselSW9664287480HW96616421805WS40615A-T Re: C4 Picasso under bonnet fusebox. U029D00 - Lost communication with NOX sensor A. 93 GBP. No communication via diagnostics. However, I suggest you find a garage with Citroën's diagnostic equipment - it's possible your local garage was unable to read the fault code. Cluster Repairs UK offer a full professional test, repair and rebuild service on the Citroen C4 Bosch 5. Car was stolen and recovered by local Police. alarm sounder on a Citroen C3. Thread Rating: 8 Vote (s) - 2. org Citroen C4 and DS4 Online Support with user help forums, FAQ's and Technical guides Hi All, I have a Citroen C3 UK 57 2008 1. #5. 93 EUR) EUR GBP RUB MXN Mar 14, 2024 · VIN: VF7 UA9HR8 CJ632421 2012 C4 Grand Picasso Thanks in advance, no communication with the car via OBD, the car is dead (no crank), only communicates with the power steering module. You have been permanently banned from this board. Data invalid distant. 6 e-HDi. 6 hdi form France. No more faults, all warning lights off. If you need to find the sounder, its in with the front wiper motor and wiper mechanism. 31996 views. A missing supply to one of these may indicate a missing supply elsewhere which is causing the problem. (and non start) :) Hi all great technical minds. please anyone provide me relevent wiring diagrams, of engine, bsi or multifunction module and abs, all tips appriciated ! many thanks. $ 268. 24-01-2014, 07:05 AM. VAT Total incl. Trust our expertise and quality control for a reliable solution. When failure occurs, the engine will fail to start, and diagnostic communication with the ECU becomes impossible. Honest John valuation is around £2,000 - £2,500 if the current issue was fixed! Car keeled over 3 weeks ago with Engine Management, ABS/ ESP fault, parking brake fault, service, stop, etc. Oct 27, 2020 · I paid £72 for an electrician to inspect/test the NOX Sensor cabling to the ECU and this was his diagnosis: "COMMUNICATION FAULT ON THE CAN LIE TO THE NOX SENSOR. Engine Size: 1. Part Number: 96589455 / 0281011629. No real problems until now. Bodywork good, just minor scratches, scuffs, skirt dent. 6HD1 Auto U1313 Fault: absence of communication with the ESP ECU I will happily pay some kind soul £40 (if its not against forum rules) if they can help me resolve the issue and get the car running The power and fuel economy of your Citroen C4 Cactus (MK1) 2014 > can be enhanced or boosted in about an hour by remapping the settings on the engine control unit (ECU). Coupled with the constant running of the coolant fan and the EML (engine management light) these are common indicators that the ECU has suffered internal component breakdown. 0HDi would not start but started using jump leads. 6hdi no CAN communication with ECU. P0135 - Oxygen O2 sensor heater circuit malfunction - (Bank 1, Sensor 1), P0958 - Controlled thermostat control - short circuit to earth, P0037 - Oxygen O2 sensor heater control MakeCitroen ModelC4 Engine Size:1. Whilst active, all the ESP functions are deactivated including Hill Start Assist etc. Mar 9, 2018 · The largest English language online Citroen C4 and DS4 Owners Help and Support site incorporating C4owners. The co The car drives ok although the gearbox is a bit weird. U100600 - NOx sensor 1 Bank 1 - No Communication. Common Faults: When the engine ECU becomes faulty in the Citroen C4 Cactus the vehicle will be faced with difficulties starting, or will completely fail to start. com/LMAutoRepairsThank youHiSo, after scanning this car few months bac Common Faults: Models of the Citroen C4 that were produced between 2014-2018 have an ECU that commonly fails. It seems like high pressure pump wont let the fuel to the injectors. Misfire, power loss and high emissions are generally symptoms that this ECU has become faulty. So I've had this U1208 fault code for ages but I can't seem to get to the bottom of it. citroen: Part Number Description Quantity Price excl. Part Number: 9664257580 / 0281013332. 1 12-11-2022, 05:31 PM. Other faults. CHECKED NOX SENSOR FOR OPERATION - CHECKED OUT OK. Fault codes will be stored for P1336 – Combustion Misfire, P1338 – Combustion Misfire Cylinder 2 and P1340 – Engine Misfire. The pump and tank (full) was replaced a few months ago. DENSO | DAT21004. Hi. Just click on the engine of your choice and you will see information about hardware and software numbers, ECU type and also where you can download original CITROEN DS3 C4 DIESEL GENUINE BOSCH ENGINE MANAGEMENT ECU 9806002080 0281019829. 00 Get Yours Rebuilt $ 210. 0 Years: 2006 - 2011 1 reviews Buy It Now $ 355. £150. When the fault is present the only fault is showing is in the BSI dialogue, 'BSI permenant fault communication with engine ECU' and it basically says Short circuit to earth for every function, list with 100s of em. We are proud to say that only new genuine OEM components are used when refurbishing ECM modules which meet and exceed OE specifications. 1 05-08-2016, 11:34 PM. By overwriting the vehicle ECU default map with a remap, which is programmed to enhance the car's overall performance, you'll experience an immediate improvement in the speed May 24, 2023 · Fault Code: U1213. 053302 - NOx Sensor 1 Bank 2. Citroen ECU and ABS problems what to look for, warning lights, the fault and likely problems and our ECU Testing & repair solutions. 22-10-15 13:54. Pressure sensor faults. Feb 28, 2017 · 279 posts · Joined 2016. Basically it is not detecting any information being sent by the engine ECU. Bosch Part number – 0261201863. Conditions for Fault to clear: Reception of 3 consecutive items of valid information. Feb 10, 2020 · That fault code means there is no communication between the ESP ECU and the Engine Management ECU. Yes thats my problem, if the break pedal never went soft, I would just change the power steering pump and hope that would solve the problem, but I don think that is it. 6HDi - Codes P0220 & U1208 Forum -> C4 Picasso Problems and issues sted were P0220 - Accelerator pedal signal U1208 - Fault in communication with the engine management ECU or with the drive train interface ECU May 17, 2021 · i ran a scan on the vehicle and found no coms with the abs control module. U029D. if you made money with my help, support the forum financially. Below you will find all engine options for Citroen C4 1. Condition: new. 49 Posts. 6 Years:2004 - 2011 Common Faults: This instrument cluster off of the Citroen C4 is a common failing component on this vehicle some of the symptoms are intermittent power up, high pitched squealing from the cluster and faulty displays. Avoid expensive replacements, retain original programming, and enjoy a lifetime unlimited mileage warranty. ESP fault, ABS light on, Service light on, No speedometer, Pre-tensioner/airbag light on etc. local. Please contact the Board Administrator for more information. Spoke to Citroën in Carlisle, they say ECU damage. A ban has been issued on your IP address. 88 Average. Dec 11, 2022 · Joined: Jan 2012. 390. (never had a PSA car before so I can't tell what is normal or not) U1108 : Fault in communication on the CAN with the engine management ECU : No signal. General Automotive Help & Discussions. Other CAN bus participants reports communication problems with the ECU. Member No: #1. MHH AUTO FORUMS. 1. CHECKED ALL WIRES FROM MULTI-PLUG TO ECU FOR CONTINUITY - ALL CHECKED OUT OK. - Power steering ECU internal fault. Get Yours Rebuilt. Dec 1, 2015 · Yesterday morning our C4GP VTR 2. Common Faults: Between 2014 and 2018, Citroen C4 Picasso models commonly experienced the failure of their engine ECU, resulti 9813283980 / 0281031864 - Citroen C4 PICASSO - ECU This site uses cookies to offer you a better browsing experience, by continuing to browse you agree to the use of cookies - find out more/change settings Sun Jun 13 2021, 02:33pm. I have connected Lexia and it communicates with everything but not injection (ECU). When the key is turned to start the engine all we hear is a click from the bsi in the glovebox with suspension faults, abs faults etc on the dash. The largest English language online Citroen C4 and DS4 Owners Help and Support site incorporating C4owners. Feb 23, 2021 · hi this Peugeot had a check engine light on the dash and a diesel additive pump fault message. incorrect value received (intermittent) Sep 11, 2016 · As for the Alarm ECU, its located in the driver footwell. Aug 20, 2016 · Peugeot / Citroen MANUFACTURER DIAGNOSTIC TOOL (FULL CHIP / FULL FUNCTIONALITY) -AMAZON UK link https://amzn. I presume the ECU isn't picking up a signal from the pump. I recently bought my first Citroen a 2011 Grand C4 Picasso DW10CTED4 RHH. Hi, my C4 vti 120 (built 2009) is doing strange things when it is in sun for a few hours at current ouside temp of ~30 °C and thus heated up. the abs control module is not picking up as per the log attached. U1308 : Fault in the gearbox electrical control on the CAN network : Incorrect value received. 0 PETROL ENGINE ECU CONTROL UNIT 9659580780. 00 Part Number: 9660934580 / 0265951105 . CITROEN C4 GRAND PICASSO 2007 2. 6 hdi 80kW and had no fap from factory. and they are ok. OBD talks to airbag, display, dash, ABS but not engine ECU. #1. Citroen C4. Part Number: 9665674480 / 0281014729. 7 ABS ECU module with warranties from 12 to 36 months. I used a local Citroen garage. Wheels sensor faults. 6HDi 110hp won't start after ECU Flash. Diagbox showed no communication with NOx sensor and a particle filter fault. Cranks but not firing. Member No: #82. 2 PureTech Feel 110, 47k miles on the clock, FSH. 00 EUR Net Price: (182. $390. A friend of mine has the same model and year Berlingo so we placed his tank / pump on my van but the problem was not resolved. The 'electronic fuse box' is apparently a known Citroen issue and there was no charge for diagnosing/fixing. Oct 15, 2022 · 12 posts · Joined 2021. RIDEX | 1385C0063. As part of thread: C4 Grand Picasso 1. £ 23,77. Nov 19, 2021 · I have attached a wiring diagram of a 508 BSI. (Price per item) Condition: new. If you feel that your ECU unit may be Citroen C4 models that were manufactured between 2014 and 2018 have a common problem, a faulty engine ECU. I don't know your engine details so it may not be the exact unit for your car but should be near enough. ECU+BSI+BSM all wires OK, replaced BSI+BSM (no help). 6 e-HDi out there. 6 VTi? Our Citroen experts can repair these ECU’s at a fraction of the cost of an ECU replacement. Possibility 2. The pump was covered by an AA Gold warranty. to/2LDDoUe ----- AMAZON US LINK - https://am Information. These running symptoms may begin as intermittent but will worsen into a permanent state if left untreated. . The vehicle was working until parked for about a year. Feb 20, 2022 · Consider to support my channel and all the hard work put into it at http://www. Now, Lexia says that there is no communication with the ABS/ESP unit, as the CAN lines are ok, and the + and - 12volts are good, the only thing left is the remote control wake-up information, which is the wire 7842U, pin 35 at the ABS/ESP plug, and wire 7842P, pin 10 plug 40V NR on the BSI. #1 · Feb 28, 2017 (Edited) U1208 ESP No communication with engine ecu. Often internal component damage is caused by voltage spikes. You cannot drive the car as it will only rev to 2000. 95. VAT Selection. Jun 29, 2013 · The largest English language online Citroen C4 and DS4 Owners Help and Support site incorporating C4owners. 4v, speed sensors are fine, brake pressure and lights, steering wheel Part Number: 9664257580 / 0281013332. May 5, 2022 · The largest English language online Citroen C4 and DS4 Owners Help and Support site incorporating C4owners. Common Faults: This common failing ECU causes rough running or non starting for the Citroen C4. ENGINE ECU CITROEN C4 MK2 2010 2018 PURETECH FLAIR 1199 PETROL EB2DT - 11825657. 6HDI. U029D-00. 5 engine ECU rebuild service. org Citroen C4 and DS4 Online Support with user help forums, FAQ's and Technical guides Apr 12, 2018 · XSara Picasso no comms with airbag ecu - MHH AUTO - Page 1. 6 HDI ECU(Engine Management) – Part No: 96589455 / 0281011629 Common Faults: No control to the injectors. Fault code stored in the BSI is no communication with ECU (which I imagine is the main fault). Feb 20, 2019 · Citroen Berlingo 1. no signal - air condition U1213 Fault absence of communication with the ESP ECU. I've bought lexia and tried to scan it but lexia shows problem with BSI injectors and low May 29, 2014 · Check that the ignition is actually sending power to the various ECUs and that the permanent 12V supplies are there too. Dave_Retired. Joined: Aug 07 2006. Nov 30, 2023 · Citroen C3 & C2 Water Damaged ECU. Hi guys, got a jumpy non starter VIN VF7XU9HUCAZ047946. - The time for recording the fault code is 15 milliseconds. Possibility 1. Citroen C4 Picasso ABS/ESP Pump/ECU Replacement. Simply call us or book your repair below, we will then sort out pick up and delivery and have your repaired Citroen C4 1. Years: 2004 - 2011. Resolve starting issues in Citroen C5, Dispatch, or C4 Picasso with our cost-effective Delphi DCM3. £ 12,59. Hi everyone! As per the title I have this 2008 C4 Picasso 1. I need to send off the device to be repaired. The ESP ECU sends out data that is invalid or information that is too short. Aug 28, 2022 · P0606. co. U1208 - ABS / Traction - Fault: no communication with engine ecu. U029D - Fault in Communication with the DeNOX system. With its OBDII module and advanced features, the tool acts as a full Header Exhaust Intake Thermal Heat Tape with Ties. not charaterised. Any advice on how to get the BSI talking to the engine management ECU would be appreciated. 61 GBP 169. Mar 2, 2021 · Diagbox shows no communication with Multiplex additive pump. £75. Voltage is ~14. The garage waived any charges for diagnostics and also supplied a free loan car for part of the time my car was in the garage. by Enthusiast » Wed Mar 22, 2017 9:28 pm. VAT Price incl. My next thought is the cable to the pump Engine ECU failure for Citroen C4 vehicles will cause running issues such as engine misfire. Constant Orange spanner ( ONLY occurs while driving ) -MESSAGE: engine needs repair. When I check the ABS values and graphs in Diagbox everything seems fine. XSara Picasso no comms with airbag ecu. I have a problem with the can bus. Location: Glasgow. I recently bought citroen 1. com C4GP. Check fuses and check supplies to the various sensors such as the MAF. FC82 - ECU at the top of the steering column - Fault in communication with the transponder. 00. After several attempts of starting, it will drive with service light on but not on full power. 6 - 2. U0122 CAN communication : Absence of communication with the ABS/ ESP ECU I have fitted the "Brake Switch" as recommended on the forum, but alas no joy, I am now thinking that the ABS sensor may have been damaged when I reversed the car after three weeks sitting in the rain, can anyone advice on either the codes or the possible fault. 6 hdi, s180123001 e, s180123001e, sid807evo, hw9666681180, 96760880 Price: 225. To obtain your registration code, please reach out to info@mhh-co. Common Faults: Citroen C4 engine ECU's will cause a multitude of problems when they fail. U1209 : Intersystems CAN : One of the parameters present in a datastream sent by the Jul 6, 2018 · Most of the problems comes to head of the sockets or wire cut P08eb absence of the clock saving permanent positive. Description of Fault: ECU internal fault. 6. 26 04-12-2014, 03:32 PM. ECU out, put it in a warm place for an hour (airing cupboard) and hey presto no faults The Citroen C4 Picasso / Grand Picasso (built between 2008-2013) commonly suffers from internal ECU component failures which can result in intermittent to complete non-start, as well as missing engine sensor reference voltages. 6 Years: 2004 - 2011. 6 VTi ECU back with you in no time at all. Mar 28, 2015 · Connected to Lexia, BSI shows 2 permanent faults, "Communications fault with the engine management ECU" and "Communication fault with the alarm ECU". The Citroen C4 Bosch engine ECU can make this car un-drivable when it fails. Tue Dec 06 2011, 12:54pm. With votage readings and resistance within spec, we will know that the CAN network is intact. i have checked fuses, wiring, can high and low, i have run an oscilloscope on the vehicle and found all the wiring to all the can systems is OK. davie206. I will add that after configuring the Bought in 2016 at 78k miles. Years: 2006 - 2010. Citroen C4 1. GTE. The problem appears after plugging the radio into the cube after the serial one, namely the canbus module beeps pulsating. The resisitors are put there to prevent "ghosting" on the network. 00006500FG FUSE BOX 141. The Citroen C4 is a three-door and five-door family vehicle that is manufactured by the French car-maker, Citroen and that is available for either diesel engines or petrol engines. VIN nr. Communications to the ECU may not be possible when faulty. I got U1209 on ECU:Injection and U1108 , U1308 on ECU:Gerabox. 4 HDI non start problem. Joined: Jan 22 2007. Control units (ecu) at bargain price for CITROËN C4 best prices for original spares all Electrics automotive parts for C4 Discount ! Jun 6, 2021 · Citroen C4 Picasso 2011 1. It has been described as a return to a bolder and more unconventional design to the making of cars Citroen C4 Engine Size: 1. From rough running, misfire, power Jan 22, 2014 · Reputation: 0. Abs asr faulty is often wheel bearing or brake light sensor. The things I noticed from your diagnostics are: Tyre deflation not working - fuse 5. It also covers all PSA brands (Citroen, Citroen, DS, Vauxhall and Opel), as well as all other TPMS equipped vehicles on the market. ciytroen c4 assembly of a dedicated chinese. Emission, Urea and service light. no communication with engine ecu or abs, non starter. Citroen C4 PICASSO. When the ECU malfunctions the engine will fail to start, and diagnostics will be unable to establish communication with the ECU, which will prevent you from scanning for fault codes. There are 2 120 Ohm resistors (one at each end of the network) connected in parallel which means the overall resistance is halved and you end up with 60 Ohms. Description of Fault: Fault - absence of communication with the stability control (ESP) ECU: Value received incorrect. if the sensor can't read speed at all or bearing magnet do not work at all, car should be in limp mode. Today I replaced the NOx sensor reread the faults, deleted them. We have a citroen C5 with some major electrical issues! The engine will not start and the starter does not crank. Blower control unit. Common Faults: Failure of the Citroen C4 Picasso engine ECU will cause cutting out and non-start problems. No signal (I'm guessing it's because the battery is off while I'm at work or while it's being charged) P072F Blower fault (re-reading input). org and DS4owners. jpg. cx zy ok rf qx ql sw ej pz je