Vw transporter egr cooler fault. Aftermarket VW Transporter T6 / Crafter 2.

Vw transporter egr cooler fault 0 TDI engine#egr #nrfgroup #af Feb 16, 2024 · I have a fault code P046C00 EGR SENSOR 'A" (1) My van It is not in limp mode and seems to be driving fine but can anyone just tell me where to find this sensor please so I can check the wiring etc? Jun 27, 2017 · “Not all vehicles have EGR coolers, but for those that do, it is a vital component to ensure driving performance is maintained. As pictured above, the aluminum cooling fins corrode in the process of cooling the exhaust gases being returned to the engine. 0 tdi 150bhp dsg , I've had the aux pump recently replaced as was showing a fault codes for that , It doesn't seem to have solved it ,Does it sound like the cooler Sep 7, 2024 · The P0401 code for Volkswagen vehicles indicates that there is a problem with the Exhaust Gas Recirculation (EGR) system. Feb 17, 2024 · Am pretty sure a UK court would take the German case as a precedent especially if there are hundreds of folks with what is now known as a pretty common fault on this model, it seems strange though that it only seems to be the transporter that has issues is the Engine not the same as other VW Bi Turbos? Faulty auxiliary or EGR coolant pumps are common on the VW range of vehicles, as well as other manufactures. I am trying to determine if my N18 is bad (doesn't pass enough vacuum to EGR) or my EGR is bad (sticking and requires too much vacuum to open). Anyways, none of the codes suggests sticky EGR valve - I think. There was a little bit down by the intercooler too. The CFCA engine in the T5 suffers terribly from this bad design EGR COOLER, OIL COOLER , OIL FILTER MODULE. I do have to mention I was doing pretty high speeds at certain points, could this have potentially cracked my DPF from the heat? Car was still driving fine though and the oil Popular Volkswagen Transporter fault codes along with an explanation of their meanings. I had it flushed by the representative dealer of VW which I had to pay for despite the EGR itself being under warrantee. The vehicle drives fine, what is weird is sometimes it actually goes Mar 28, 2023 · That is the VW wiring diagram, they are extremely logical. The EGR on my vehicle is combined gas and water cooler. A pipe on the inlet side returns what is flushed through to a tank to be drained off. 0 CR TDI engine Jetta TDI 2. 0 % Voltage: 12. Blocked heater core on a 2009? I don't recall seeing a similar post here. 0 TDI engine is considered reliable when properly maintained, but it does have its share of potential problems, particularly in earlier EA189 engines. When egr is closed, the coolant leaks into the exhaust side, It happened before, I’m not the first. Had never noticed it using any oil or water so wasn't too worried about VW Transporter T6 - EGR cooler leak test Robert Zborowski 642 subscribers Subscribed Volkswagen Transporter T5 2. : 0. Mil Light Illuminated: P2457 Exhaust Gas Recirculation Cooler Efficiency Below Threshold. 1 witch error code P0401 Insufficient EGR Flow. 0 TDI vehicles with CFC and CFCA engines produced from 2008 to 2015 (according to the German weekly Auto Bild) Only in March 2015 did Volkswagen introduce an improved EGR cooler. The cost to delete is not far front he cost of a new cooler as I Apr 15, 2019 · Hi Did you get your egr sorted? I have same problem After resent service by vw they said I would soon get that fault code showing as egr/ cooler not working properly 4 years old now but only done 23k So pissed off if have to replace Don’t expect this from vw Volkswagen Transporter Mutlivan Caravelle 2. Within 20 miles the EML was on. The EGR system is responsible for recirculating a portion of the engine's exhaust gas back into the intake manifold to reduce nitrogen oxide emissions. This process reduces tailpipe emissions. From research it should Aug 16, 2005 · I saw an earlier post describing the process of cleaning out the intake on TDI engines and after hours of reading and trying to educate myself on the intake system I decided to follow the instructions listed here (which by the way is damn informative & accurate) Jan 18, 2024 · So 2 things I’m hoping you experts might be able to help with; Does anyone have the part number for both a new EGR front pipe and the Temp sensor 2 (plugs directly into the forward most part of the EGR cooler just below the front pipe) in the workshop manual it’s identified as 21 (below). 0 mg/str Mass Air / Rev. hypermiler. Dec 26, 2017 · Couple of weeks ago the coil light on my van started to flash and went into limp mode, stopped for 10 mins and re-started all seemed fine until a week later and the same fault appeared again this time with the engine management as well as the coil light. The garage can smoke test or pressure test both these coolers to see where the leak is. How to remove egr valve, egr cooler and oil cooler. 2017 CXEB. I want to buy an aftermarket EGR and been told the pierberg is the way to go but unfortunately every website states it is not compatible Jan 27, 2021 · In reality any modern diesel could suffer an EGR fault, the most important thing is having a local trusted mechanic who can fix any faults when they occur without ripping you off. 1 Fault Found: 001025 - EGR System P0401 - 001 - Insufficient Flow - Intermittent - MIL ON Freeze Frame: Fault Status: 10100001 Fault Priority: 2 Some cases of recurring DTC P245700 EGR Cooler "A" E ciency Below Threshold after installation of a cleaned EGR cooler can be caused by installation of an older design EGR cooler that allows for higher EGR outlet temperatures, even after cleaning at a radiator shop. Have tried regenerating EGR cooler using VCDS but it fails half way though stating 'aborted, safety reasons'. It's the sensor reporting higher NOx emissions than expected. After speaking with VW technical it turns out that the cooler blocking is becoming a common issue. The small EGR Pipe on the rear of the engine can crack, causing exhaust fumes to escape. The garage I reguraly I go for service confirmed it is EGR problem. Apr 30, 2014 · TDI= oil cooled only. At this point only will they talk money. Dec 25, 2018 · Was it the same fault, was it because of the cooler, was it a C or D revision cooler ? I have checked several early T6s and only ever seen the D revision cooler fitted from factory so draw from that what you will ???? Aug 20, 2025 · A bit contradicting information as without EGR also the EGR cooler is just obsolete. If i clear the code i can drive the car for 100+ miles We would like to show you a description here but the site won’t allow us. 0 CR TDI engine Apr 2, 2024 · Is your EGR cooler failing? Learn the signs and get expert advice. : 1000. Sep 4, 2020 · VW Transporter T5. Recently engine light came on my speedo meter stating fault. How do you find out what version of the EGR Cooler is fitted to the van. 1 2. If the EGR temperature sensor electrical system seems to be performing normally, use the infrared thermometer to check exhaust gas temperature at the EGR cooler inlet and the EGR cooler outlet (with the engine running and at normal operating temperature). VW 2. Fault code was P0403 EGR Fault. I have managed to free site index A-Z Second generation VW Crafter vans made after 2011 fitted with 2. I want to replace and not delete as the plan will be to sell in the coming months and grab an older t5. 0 Diesel non visible coolant leak NOT EGR cooler!!!!! Transporter/Crafter 3 WORST and 4 BEST Volkswagen Engines to DRIVE FOREVER Removing the EGR Valve on a VW Transporter 2. 25 with Mar 11, 2024 · I've just had the unfortunate news our vw t5 van needs a new engine due to catastrophic engine ware caused by the aluminium egr cooler breaking up and passing metal partials back into the engine. 0 TDI Bi-Turbo CFCA - Exhaust Gas Recirculation Valve (EGR) and Cooler - 03L 115 512 D / 03L115512D BRAND NEW OEM EGR Valve & Cooler This part replaces the genuine VW part that has been known to break down internally and cause small particles to enter the engine and score the cylinders bores This Caddy came in low on power with the engine light on. It may be possible when the egr opens, some of the coolant could be pulled with the gases via egr onto combustion track. Several months later the light came on again and the EGR needed flushing. What would cause this issue? Nov 23, 2024 · Conclusion: Is the VW 2. Our garage has suggested replacing the whole EGR system as recommended by VW. 0 180hp engine is the unfortunate result of the EGR cooler corroding internally. 0 TDI EGR and Cooler Module - 04L131512T / 04L131512CF SKU: DSD3805 Shipping: Calculated at Checkout £605. The problem is that older (non-noseblocker) type coolers end up in the pool of EGR coolers and can be installed on newer trucks Volkswagen EGR problems Is your VW diesel running rough, blowing smoke, is the engine light on? are you getting poor fuel economy? VW’s have a common problem with a failing EGR valve & cooler, due to the soot in the system these valves suffer from a carbon build up which decreases performance & increases fuel usage. Feb 21, 2025 · The fault was diagnosed as the EGR valve completely self-destructed. 0 TDI EGR COOLER Replacement and post-mortem The Garage 801 subscribers Subscribe Nov 2, 2023 · These readings suggest the EGR pressure and DPF pressure are both high, but the sensors are working correctly. You can find more Aug 31, 2020 · Fumes In The VW Transporter, its a tricky one to track down, but here's the answer. From research it should Aug 16, 2005 · I saw an earlier post describing the process of cleaning out the intake on TDI engines and after hours of reading and trying to educate myself on the intake system I decided to follow the instructions listed here (which by the way is damn informative & accurate) The customer may complain that the cabin heating output is insufficient on the passenger side. The EGR was replaced along with some of the connections and the engine was drained of the coolant. We also renewed the engine coolant and completed a basic setting test for the EGR system. Insufficient Flow The flow of exhaust through the EGR system is too slow. My van drives perfect just engine management light on, reset it bot back on in less Sep 16, 2021 · Hi Everyone. Mar 21, 2022 · I'm suspecting that I have a broken EGR cooler module, and I'm thinking to bypass the coolant egr pipes and turning off the EGR. Also, since you already have what looks like clean green coolant in there, don't mix it with pink VW coolant. It'll sludge and turn Aftermarket VW Transporter T6 / Crafter 2. Has anyone had Sep 28, 2024 · The P2457: Exhaust Gas Recirculation (EGR) Cooling System Performance code indicates that the exhaust gas recirculation cooling system is not performing as expected. 3 yd23 engine, this car is logging circuit codes for both pumps. Mar 21, 2022 · Thank you Loz for your comments, It's a very good idea to test the pressure of the EGR radiator! I thought to bypass the pipes of the EGR cooler, and test during the week if the coolant consumption stops, but I read in another forum that this is dangerous, because in some cases the EGR caught fire! Which is the best way to test the pressure? 3 WORST and 4 BEST Volkswagen Engines to DRIVE FOREVER Could this be the WORST VW engine of all time? 👎 2. However, despite the tuners efforts I'm assuming a temperature sensor is still being read and needs to be "disabled" perhaps. In August 2012 I had a loss of power at 19,700miles while in Spain and with the engine stalling when pulling off, it wont power up. “Over time, carbon can build up in the EGR cooler which causes a restriction of the coolant flow. The EGR engine management light has come on and I can see that it currently has the dreaded 'C' cooler so I'd like to have it replaced Illustrated step-by-step manuals and video tutorials on replacing VW TRANSPORTER Cooler EGR will tell you how to carry out DIY replacement of parts and maintenance of your car quickly and cheaply May 29, 2012 · I've replaced the EGR valve, cleaned out both inlet manifolds and still getting fault. IF anyone wanted the EGR cooler seperated, you can install a "Y" fitting before and after the heater core, and tie in a straight hose across, bypassing and using the Another EGR cooler issue on a T6 2. Caused by VW EGR problems. The main purpose of the EGR is to reduce NOx emissions produced during diesel or gasoline engine combustion. Ensure your car runs smoothly with our EGR cooler diagnostic services. I'm curious because my 2009 JSW cooling system had to be flushed at Please check that part numbers are matching your vehicle!!!The below are to be used at your own risk!EGR valve might be available as a separate item from Pie Dec 10, 2020 · Agreed, it's an odd arrangement, where " the connection between the oil filter and oil cooler is through the EGR cooler ", and it's possible that a fault in the EGR/oilfilter/oil cooler assembly could cause oil-coolant leakage - but it sound a bit unlikely unless the assembly has been removed/replaced by someone incorrectly. Exhaust Gas Recirculation (EGR) The EGR system takes exhaust gasses and cycles them through the combustion chamber a second time. Jun 7, 2021 · Van spec: MY18 204tdi DSG, covered 43k. 125,000 miles. Sep 14, 2024 · How to quickly fix the P2002 code and prevent future DPF issues? Discover essential steps to tackle this error efficiently. Codes are: PO40100 (EGR flow insufficient) P164B00 (oil pressure switch malfunction) P20EE00 (SCR NOx catalyst efficiency below threshold bank 1). P2457 – Quick Overview Apr 17, 2018 · My 2011 180 developed a flashing coil light and went into limp mode. 7K subscribers Subscribed May 8, 2020 · Hello Everyone, I have a problem with a T6. This problem can happen at very low recorded mileages. We do approx 60% of our miles on motorways and have increased the frequency of holding it in fourth gear at 60mph to try and trigger the DPF. In this case, the code specifically points to a flow insufficient detected, meaning that there is a restriction or Oct 1, 2017 · I was on a long road trip this weekend (Ottawa to Toronto and back) and just before getting to Toronto I got a CEL. 22 price tag. 000km ago Jan 9, 2017 · A nice chap called Mark plugged this laptop into the port and showed me that the problem with the sensors was showing, as was an unexpected intermittent thing with my rear A/C control, BUT so was an EGR fault that meant he insisted on me following him to the VW dealers immediately for repair. I am curious to Jul 3, 2010 · I avoided VW dealer service departments and went to my local TDIclub GURU mrchill to have my EGR filter replaced. Where is the EGR on your VW or Audi TDI and what does it do? EGR stands for Exhaust Gas Recirculation. 0 bitdi CFCAThis kit includes the electronic box to turn off the lights and avoid your vehicle being degraded! Feb 25, 2019 · Hello Guys, First post here. Engine : CFC 2. The reason the CFCA engine have this in the T5 , is because of the firewall of the vehicle , they The Volkswagen T4 and T5 suffers from common problems. Coolers tend to clog up with carbon over time as does the valve both of which could be cleaned - with some effort but not if you are paying VW labour rates. Common issues like DPF clogging, EGR valve failure, and timing belt problems can be managed with routine maintenance and proactive care. Aug 6, 2025 · Best EGR for 2019 T6 102ps 75kw T28 Hi All, Dreaded egr fault and insufficient flow. This problem affects all engines to include 109BHP, 136BHP and 163BHP models. How to remove a/c condenser, intercooler, radiator and fan shroud. 0 Bi TDI CFCA EGR & EGR Cooler Delete / Removal Kit Details More Information Reviews Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Go to VW, pay £170 to dump oil and replace with weighed amount, and then drive 660 miles before re-weighing. 1 Hope this video helped guys. which is after the EGR cooler (6), so it being clogged would effect coolant flow from the EGR cooler to the core, since it has no bypass. Dec 13, 2024 · KC-2027 Service Bulletin/Repair Instructions - Reoccurring Diagnostic Trouble Code (DTC) P245700 Following EGR Cooler Cleaning Or Replacement Jun 25, 2018 · I have recently replaced my T4 with a 2012 T5 Sportline. 22K miles is very low, but unfortunately not a rare problem. I'm suffering from this at the moment, and whilst the symptoms given indicate to a head gasket failure, a pressure test shows EGR cooler. Oct 25, 2017 · Ivan has finally been returned to us this afternoon, the garage explained it was a fault in the EGR cooler that put coolant into the engine, turning over the engine resulted in excessive coolant coming out of the bores. ” Symptoms of a worn, clogged or faulty EGR cooler The faulty EGR cooler is installed in 140,000 VW T5 2. What is an EGR? For combustion to occur in your Got a VW Transporter that needs an EGR valve removed? Check out this insightful tutorial that will show you how to take it off the engine correctly. In addition the flap valve in the EGR cooler was also seized open. 1 / T6 excessive oil use for CFCA 2. 0 km/h Load: 0. We had a problem with the EGR system on the VW T6 Transporter. Got one with similar issues ? May 16, 2023 · - Egr output cooler test : can't seem to make it work with obd11 - I checked the cables saw nothing except a repair of a previously bitten cable, maybe not well repaired ? Nov 15, 2019 · The EGR cooler is a common weak point in the VW Crafter (Sprinters brother), loss of coolant, and no visible leaks. Feb 7, 2022 · VW COMMERCIAL REPAIRS AT LINKS AUTOMOTIVE Now that our VW Commercial garage had completed the diagnosis and confirmed the fault, we got to work on completing the repair. 0 BiTDI VW Transporter Volkswagen Transporter, leaking water & egr cooler replacement Aug 31, 2023 · Looked at it with VCDS and had mainly the two errors P040D00 and P040C00, which are EGR temperature sensor 1 having a short circuit to plus and minus. Are you the original owner? Yes Was the coolant replaced at any time in the 150k miles? yes, after minor accident with a deer. Dec 2, 2018 · Volkswagen Transporter P0401 Meaning Exhaust Gas Recirculation (EGR)→ Insufficient Flow. And Ivan definitely needs a good clean out now! Jul 30, 2010 · Help with troubleshooting N345 solenoid Finally got a VCDS. Aug 27, 2024 · "The EGR Delete Kit would need to be installed, we have it listed here - £185. Hi have an issue on a 2. They are struggling to source a replacement valve ( OEM part is Sep 1, 2019 · What I have learned is that after you have blanked off the EGR pipes to the engine and the inlet manifold , you can also disconnect the water supply, to the tank by balnking that off as well. 0 BiTDI 180hp Torque settings I am P24A8 - EGR Cooler Coolant Pump Performance/Stuck Off - OBD2 Trouble code: Meaning Causes Symptoms Diagnostics Repair guides Repair costs Keep your car healthy Sep 28, 2022 · The cooler has intercalated separate sides. The coolant regulator for the EGR controls the temperature in the EGR at a constant 131F (55C) independently from the outside temperature. Oct 18, 2020 · Morning all, 2018 T6, had the engine warning light come on and read as this code (P24A8 - EGR Cooler Coolant Pump Performance/Stuck Off). Once out of warranty, this is what people should do instead of letting a dealer replace the EGR filter AND a $3200 DPF AGAIN. I have replaced the EGR Valve and Cooler +/-10. Probably a temperature sensor at EGR cooler inlet. 0 TDI Bi-Turbo CFCA - Exhaust Gas Recirculation Valve (EGR) and Cooler - 03L 115 512 D / 03L115512D BRAND NEW OEM EGR Valve & Cooler Brand New Exhaust Gas Recirculation (EGR) Cooler / Valve Module for VW Transporter T5 2. There is no EGR cooler bypass so all exhaust gases have to flow through the cooler. Mar 29, 2024 · Egr cooler and charge cooler are possible locations that the coolant can leak into the inlet and be injested. The dealer paid for the EGR to be replaced by my local mechanic to ensure I wouldn’t have further problems. uk My options are: 1. You could try a VW main dealer and see if you get any ‘goodwill’ work carried out. Aug 27, 2024 · EGR Delete or just disable? Cardiff Hello all, 40k and it looks like my EGR cooler is blocked up… 5 gear , 102bhp i think I was going to just replace the cooler however a garage informed me that the EGR would not need blanking off if the valve was still working. co. To repair the issue, a professional mechanic must be consulted. Two separate Dec 17, 2024 · the thing that looks a bit like a glow plug in the pictures attached (what even is it) Probably the easiest way to identify it would be to disconnect the plug, then turn ignition on - and read fault codes. The warranty expired in February and the van is now showing the Jan 21, 2024 · VW Transporter 2. And my brother says this is way to much pressure in the crankcase. Nov 2, 2014 · "Exhaust Gas Recirculation Cooler Pump V400 activates after engine start and supplies the EGR with cold water directly from the radiator [output]. Jul 25, 2014 · 2010 vw transporter t5 uk 24,012miles from new Hi What a strange coincident having read BIG MONKEY's report with the EGR I have exactly the same problem on 12/9/13 three days inside the three year warranty. The code checked reads 401 advising EGR problem. How to easily diagnose, repair, and info on causes of a P2425 trouble code that indicates an open state in the exhaust gas recirculation cooling valve control circuit. Who told me that the EGR low flow is a very common issue particularly on T6 vans, VW had recognised the “design fault” and had re-engineered the EGR pipe to change the design and prevent the issue. This can be due to a faulty EGR cooler, blockages, or leaks in the cooling system. Testing showed that the actual figures for airflow were 30% higher than the desired figures, suggesting a lack of EGR flow. uk VW Transporter T5. Been talking to the garage I use . VW Transporter T5. Jul 21, 2001 · Check engine light came on, VCDS diagnostics as follows. I replaced the EGR valve with a new genuine part - existing was heavily coated with carbon and seized. There were exhaust fumes in the cabin. Bits: 00001100 Mass Air / Rev. unfortunately the customer Feb 1, 2017 · Our article regarding EGR failures after the VAG emissions “fix” prompted many of our readers to get in touch looking for urgent help and advice. Find out what you can do next to solve the problem you are experiencing. 0 180hp BiTDi engines - EGR Cooler failure - Hypermiler. Feb 6, 2010 · I am asking because my EGR requires 12-15 in. 0 TDI CR This Kit is a Direct Replacement for the Exhaust Gas Recirculation (EGR) Cooler and Valve on the VW Transporter T5 with the EGR Cooler Part Numbers and Engines Below Mar 26, 2022 · Seems that the EGR can be bought in sections, cooler, valve or complete unit. One side is coolant circuit, the other is exhaust gases that pas trough the cooler and to the egr. Any help very much appreciated. My 14 Passat tdi is showing a p245700 code which EGR cooler efficiency below threshold. Perhaps ECU has detected that EGR cooler (coolant) pump is not performing well? You could monitor (log) EGR cooler input and output temperatures to see if there is any discrepancies between those two (yes OBDeleven can do it). Proper performance of the EGR cooling system is necessary to maintain optimal exhaust temperatures and control emissions. The cost to Jan 18, 2024 · So 2 things I’m hoping you experts might be able to help with; Does anyone have the part number for both a new EGR front pipe and the Temp sensor 2 (plugs directly into the forward most part of the EGR cooler just below the front pipe) in the workshop manual it’s identified as 21 (below). At least I didn't have to replace the EGR Cooler. 0 bitdi CFCAThis kit has been specially designed and developed for Volkswagen Multivan BiTDi engines transport T5 2. uk www. Would any of you Aug 2, 2021 · Hello, I wanted to take a look at what condition my EGR valve is operating at or some data for it? Is this possible and could anyone direct me how? VW T6 - UK! Dec 14, 2022 · @carhackchannel6038 VW Transporter bi-turbo loosing oil and coolant- egr valve unit internal leak 8 Dislike 0 Jul 25, 2025 · Hiya folks. Feb 17, 2023 · Paid £600 for the EGR, plus £150 for the flexi pipe (admittedly from a main stealer - too many EGR variants to go off piste), quoted another £600 labour Dealer said 'they sell loads of these' so seems like a common fault, but an absolute sod to get at, good luck Feb 18, 2021 · Just completed a repair on a 2013 Jetta The common fault codes P0407 and P046C indicating EGR sensor 1 and EGR sensor 2 being the cause. 1 but this is not the first T6 CFCA i have heard about having the same issues Again i personally think there is another misguided concept that newer EGR coolers with the 'D Mar 30, 2023 · So, I have had the EGR assembly removed completely, blanked off and a coolant bypass pipe fitted due to a coolant leak suspected from the EGR cooler. I've recently purchased a 2015 Transporter which was converted to a campervan. Could you please provide me with some tips on how to do that, please? Nov 10, 2022 · A customer brought his Volkswagen Transporter to Fitch Autos with an EGR System Issue. It was taken to VW in Gandia where after three weeks it VW 2. The exhaust smell was due to a leaking EGR cooler pipe. Each time the fault code was P0401 EGR insufficient flow. 00 or 4 interest-free payments of £151. 0 TDI Reliable? The VW 2. Are these related? Is my shitbox gunna blow up? Removing the EGR Valve on a VW Transporter 2. The Volkswagen Group has unknowingly acknowledged that their fix is the root cause for these Aug 25, 2023 · A EGR cooler is sometimes used to cool the exhaust gasses before they enter the engine. I keep getting a Emissions work shop light appear and after running a scan it is coming up with 16785 - EGR System P0401 - 000 - Insufficient Flow. 0 Bi TDI CFCA EGR & EGR Cooler Delete / Removal Kit This kit is to completely remove the problematic EGR Cooler on the CFCA Engines The EGR Cooler on these engines is known to break down internally and cause small particles to enter the engine and score the cylinders bores To remove the original EGR Cooler you will need to fit the supplied oil filter housing in place of this site index A-Z Second generation VW Crafter vans made after 2011 fitted with 2. How to remove front bumper. Sep 4, 2020 · Whilst the machine carried out its job, flushing the EGR system, I spoke the AA man. The sheer the number of Audi, Seat, Skoda and VW owners who have experienced EGR valve failure post fix proves it’s NOT the coincidence they claim. 1. 0 TDi CR or Bi TDi CR engines suffer with coolant loss problems. Jun 19, 2019 · Hi Guys, I have VW Transporter T5 2014 van. You can kinda see in the corner all the oil in the pipe by the EGR cooler valve. Potential causes of the issue include a clogged EGR cooler, faulty EGR valve, leaks in the EGR system, and malfunctioning pressure sensor. Feb 4, 2024 · NOx sensor fault P20EE00 SCR NOx Catalyst Efficiency Below Threshold Bank 1 Catalyst 1 I would say it's a wrong assumption that it's a sensor fault. The failure will give symptoms of head VW Transporter 2. 0 Bi TDI CFCA EGR & EGR Cooler Delete / Removal Kit This kit is to completely remove the problematic EGR Cooler on the CFCA Engines May 18, 2025 · Hi All, Dreaded egr fault and insufficient flow. Van is a 2015 T6 kombi, dsg and 4 motion with the 180bhp CFCA engine Was throwing egr related fault codes and putting it in limp mode. Compare your findings with manufacturer’s specs and replace faulty components as necessary. I want to buy an aftermarket EGR and been told the pierberg is the way to go but unfortunately every website states it is not compatible Danny0646 Thread 6 Aug 2025 egregr cooler egr flexi-pipe Replies Oct 30, 2023 · The EGR valve and cooler were replaced approximately 30K ago and a split metal EGR pipe a couple of K ago. 0 TDI EGR and Cooler Delete Kit Fitting Costs - £300+VAT In this video we go over some data and a few tests for the EGR coolant pumps on the Nissan Navara d23 2. 9 TDI BKC 105bhp 2005 plate. It's the Biturbo 180bhp DSG version with 97000 miles on the clock. The coolant loss can be caused by the failure of the EGR cooler heat exchanger. The pump V400 has a black/yellow power wire from fuse 37, this should not have power ignition off and neither should any of the other fuses in the first diagram so if the wiring is original it means the relay is sticking on, this is under the passenger seat and has the number 644 on top Nov 15, 2019 · Hi if you have had the vehicle plugin and it’s showing a egr through flow fault or an implausible signal on the A circuit then unfortunately you will need a new egr valve cooler assembly this fault will not go away unfortunately and will get progressively worse. The warranty expired in February and the van is now showing the Dec 2, 2018 · Volkswagen Transporter P0401 Meaning Exhaust Gas Recirculation (EGR)→ Insufficient Flow. This is done to keep the inlet air temperatures as low as possible. after a Quick drive like 3-6km i get 2 faulty codes P4020 P0101 What can cause this problem? Jan 17, 2017 · Hi All, I am having a bit of a problem with my Golf Mk5 1. I need some help with an EGR fault that I am seeing, if I keep the car at ~1900 revs, the engine workshop light comes on and an OBD scan shows it to be the P0401 insufficient EGR air flow fault. 46 V Bin. . Here, we guide you through some Transporter issues and show you how to fix them. 00+VaT - VW Transporter T6 2. Oct 24, 2023 · A week later the EGR light came on. Jun 5, 2025 · What's best remove egr and cooler to clean it all out or replace with a new one from Autodoc for less than £200. In conclusion, the P2457 code indicates low efficiency in the EGR cooler A system, leading to increased emissions and decreased performance. uk In this video out TECHsupport Team is presenting how to change the EGR valve on our #nrforangehornet, a Volkswagen Scirocco, 2. I have just cleaned a T6 EGR system with more than 100K and the cooler was 100% blocked, flap valve partially seized requiring approx Here is our Vanne EGR Removal Kitfor Volkswagen Multivan transport T5 2. May 20, 2024 · I was slightly miffed as I elected to have a new EGR valve and EGR heat exchanger in March this year, as a pre-emptive service of the EGR system, before a possible engine replacement if the EGR started to pass aluminum powder into the cylinders. Jul 22, 2021 · Hi, can any one help? I have a P023B charge air cooler pump control circuit low and P24A9 EGR cooler coolant control circuit low flow. Hg to open the valve (I tested this while cleaning the EGR and intake manifold and had the EGR off the car). Learn step-by-step how to safely disconnect and Jun 28, 2019 · VW Transporter T5. I have been sold a T28 105ps 2018 Transporter panel van by a dealership. Proving what required Nov 16, 2019 · Ok not aiming for a how to but just replaced the egr valve and cooler on my van. We fixed the problem - find out how! EGR Removal and clean VW Transporter T5. In the video I show how Feb 7, 2024 · VW Transporter T5. Never the less the egr cooler Aug 24, 2023 · Hopefully the EGR code will not come back but yours does have the problematic early cooler which can be replaced with the revised unit 04L 131 512 CF and we will only fit genuine VW units, aftermarket are a pain but so is the £565. it seems to have Volkswagen Transporter, leaking water & egr cooler replacement Kennedy’s garage 16. Of course could be the sensor but a faulty sensor would manifest itself with a different code. Only other place coolant sees intake is the EGR cooler. The P2457 code applies to certain diesel vehicles equipped with an EGR cooler. Remove the intercooler and pressure test it underwater. We confirmed the code for EGR circuit fault and then tested the command of the EGR using our Snapon Verus. Our team replaced the EGR valve unit, including the cooler. ukWhat causes the issue? High oil usage in the VW CFCA 2. The EGR cooler relies on coolant borrowed from the engine cooling system to remove heat from the gasses. The last flush was done in January 2020. VCDS is also a good investment to keep a check on the numerous electrical systems on a VAG group vehicle. Oct 4, 2020 · VW Transporter T5. 1 Fault Found: 005269 - Switch-Over Valve for EGR Cooler (N345) P1495 - 000 - Open or Short to Ground Freeze Frame: Fault Status: 01100000 Fault Priority: 0 Fault Frequency: 1 Time Indication: 0 Freeze Frame: RPM: 0 /min Speed: 0. 0 bi turbo engine ( looks like there is an EGR fault which is intermittent . 0 Bi TDI CFCA EGR & EGR Cooler Delete / Removal Kit This kit is to completely remove the problematic EGR Cooler on the CFCA Engines The EGR Cooler on these engines is known to break down internally and cause small particles to enter the engine and score the cylinders bores To remove the original EGR Cooler you will need to fit the supplied oil filter housing in place of this Nov 7, 2022 · FIX - Replace EGR complete unitVolkswagen Transporter 2018 glow plugs light flashing & Engine light On - EGR cooler fault P0403 Oct 21, 2014 · There has been no other posts on P2457 - EGR cooling performance problems. Book today! The EGR Cooler is designed to lower the temperature of the exhaust gases before they are recirculated back into the engine. You may see a fault code P149C or P261A come up on the scan tool relating to this Jan 10, 2022 · You have insufficient flow through the EGR system, IMO the magic sprays and in place flushes are a waste of time. Nov 15, 2023 · Hello i have some problem with my t6 2018 CHXA after replace Egr+cooler and the pipe on the backside. The system is located on the firewall side (rear) of the engine on almost all TDI engines. I'm looking forward to taking it for a good run tomorrow. 0l EGR how it works where the valves are P401 P2002 P0401 codes I BOUGHT THE CHEAPEST LVSR HEMTT ON GOV-PLANET!! Sep 20, 2017 · COOLANT FLOW: 7) Is the heater core. The EGR cooler could leak coolant and go back into the intake through the EGR. During the warranty period the EGR has been flushed 7 times, approximately every 6k miles. 0 Diesel non visible coolant leak NOT EGR cooler!!!!! Transporter/Crafter How to fix fault code P261A on a vw Crafter by replacing auxiliary water pump B and aux heater pump Mar 8, 2021 · A cleaning solution is flushed through the EGR / cooler, injected in on the exhaust side of the valve / cooler. Jun 25, 2022 · Unfortunately this is a known issue with this engine, EGR cooling fins degrading and breaking down and getting ingested by the engine I personally think there was a misguided conception that this issue went with the T5. ypllfdc anywpe rlume tgxdd tdwib copmeoj fpggf sav vpnqca volajs kjqyshl bora geijl exweq zgt